{"title":"Subaru WRX\/STI Catback Exhaust","description":null,"products":[{"product_id":"3-turbo-catback-exhaust-4-5-muffler-tip-downpipe-up-pipe-for-2002-2007-subaru-impreza-wrx-sti-gd-ej205","title":"2002-2007 Subaru Impreza WRX\/STI Catback Exhaust \u0026 Downpipe+Up-pipe丨2.0L \/ 2.5L H4 AWD 4Door Only","description":"\u003ch3 class=\"4ever-article\"\u003eImmerse Yourself in the Thrilling Catback Roar: FLES08140 Polished Rolled Tip Delivers Unmatched Sound Performance\u003c\/h3\u003e\n\u003cdiv class=\"video-wrapper-col-2\"\u003e\n  \u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/KFUEOtBTZzs?si=lzEJayl00TAG3BxY\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\n\u003c\/div\u003e\n\u003cp\u003eFLASHARK Subaru Impreza WRX \/ STI Exhaust System includes a high-quality SUS-304 stainless steel catback exhaust, 4.5-inch N1 muffler tip, downpipe exhaust, and up-pipe. CNC-machined flanges and mandrel bends ensure smooth airflow, improving horsepower and torque. The straight-through design enhances overall performance, while the muffler tip boosts exhaust scavenging and creates an aggressive tone. This direct bolt-on kit requires no modifications for easy installation on your Subaru Impreza.\u003c\/p\u003e\n\u003ch3\u003eSpecifications:\u003c\/h3\u003e\n\u003cp\u003eBrand Name: Flashark\u003cbr\u003eCertificate: ISO9001:2000\u003cbr\u003eMaterial: Stainless Steel\u003cbr\u003eSurface: Mirror Polish\u003cbr\u003e\u003cspan\u003eApplication: Subaru Impreza Catback Exhaust\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003eInlet\/Outlet Pipe Diameter: 76mm (3\")\u003cbr\u003eTip Diameter: 114mm (4.5\")\u003cbr\u003eTip Length: 128mm (5\")\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFeatures:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eTIG Welded CNC Machine Flange for Resistance against Pressure and Corrosion\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAggressive Deep Sound while Ensures Smooth Exhaust Gas Flow\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDyno Proven to Instantly Increases \u003cstrong\u003e10 -20 Horsepower\/Low End Torque\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDownpipe+Up-pipe unlocks full performance but may require tuning (check local emissions laws).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBurnt Tips resist discoloration from heat, while Polished Tips need occasional cleaning to maintain shine.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMade of High-Quality T-304 Stainless Steel\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAggressive Deep Exhaust Note\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstallation Instruction Not Included\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProfessional Installation Recommended\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/2002-2007_Subaru_WRXSTI_GD_EJ205_Catback_Exhaust_3_Pipe_4.5_Muffler_Tip_Downpipe_Up-pipe_2.jpg?v=1745821800\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/2002-2007_Subaru_WRXSTI_GD_EJ205_Catback_Exhaust_3_Pipe_4.5_Muffler_Tip_Downpipe_Up-pipe_1.jpg?v=1745821821\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003ePlease Note:\u003c\/strong\u003e When cleaning exhaust tips, especially the blue tip variants which are made using a heat treatment process which can be removed with aggressive cleaning agents, make sure to use water and only if necessary, a very gentle soap. Never scrub, or use any rubbing or cleaning compound on these tips as the color will be damaged and will not be warrantied.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eStock catalytic converters prioritize emissions over performance, creating unnecessary backpressure that holds your engine back. Our performance catback exhaust eliminates this restriction, replacing it with a high-flowing design that minimizes resistance. \u003cstrong\u003eLess backpressure means better airflow, stronger acceleration, and a more responsive ride—letting your engine breathe the way it was designed to.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003ca title=\"All-In-One Kit\" href=\"https:\/\/flasharkracing.com\/collections\/all-in-one-kit\"\u003e\u003cstrong\u003eFlashark All-in-One Kits\u003c\/strong\u003e\u003c\/a\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eOften, after purchasing the 3\" Catback Exhaust 4.5\" Muffler Tip+Downpipe Exhaust Up-pipe for 2002-2007 Subaru Impreza WRX \/ STI GD EJ205, customers will also purchase other items. Come on, check out Flashark's\u003ca title=\"1992-2000 Honda Civic Exhaust Header\/Catback Exhaust All-In-One Kit\" href=\"https:\/\/flasharkracing.com\/products\/1992-2000-honda-civic-exhaust-header-catback-exhaust\"\u003e \u003c\/a\u003e\u003ca title=\"Exhaust Header\/Catback w\/ Downpipe Up-pipe All-In-One Kit for 2002-2006 Subaru Impreza WRX\/STI\" href=\"https:\/\/flasharkracing.com\/products\/exhaust-header-catback-exhaust-round-tip-w-downpipe-up-pipe-for-2002-2006-subaru-impreza-wrx-sti?variant=47271976337706\"\u003eall-in-one kits\u003c\/a\u003e and modify your car to your heart's content!\u003c\/strong\u003e\u003c\/p\u003e","brand":"Flashark","offers":[{"title":"🔥Round Tip+Up\u0026Down pipe(Compact Muffler)","offer_id":49625576440106,"sku":"FLES08034BN","price":279.99,"currency_code":"USD","in_stock":true},{"title":"Round Tip+Up\u0026Down Pipe","offer_id":46037193523498,"sku":"FLES08034","price":289.99,"currency_code":"USD","in_stock":true},{"title":"🔥Polished Rolled Tip","offer_id":46168696127786,"sku":"FLES08140","price":179.99,"currency_code":"USD","in_stock":true},{"title":"Round Tip+Header+Up\u0026Down Pipe","offer_id":49570161033514,"sku":"FLES08349-ES08034","price":479.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/products\/3--Catback-Exhaust-4.5--Muffler-Tip_Downpipe-Up-pipe-for-2002-2007-Subaru-Impreza-WRX---STI-GD-EJ205-Flashark-1679391812.jpg?v=1744186107"},{"product_id":"2015-2024-subaru-wrx-sti-catback-exhaust","title":"2015-2021 Subaru WRX \/ WRX STI Catback Exhaust \u0026 Axle Back Exhaust | 2.0L\/2.5L H4 4-Door Only","description":"\u003ch3\u003e\u003cstrong\u003eFlashark Catback \u0026amp; Axleback Exhaust System for 2015-2021 Subaru WRX \/ STI, 4-inch Quad Muffler Tips, N1 Style Burnt Tip\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eUpgrade your 2015-2021 Subaru WRX \/ STI with the FLASHARK Catback Exhaust System, designed for performance, style, and durability. Built from high-quality stainless steel with mandrel-bent piping and CNC-machined flanges, this direct bolt-on WRX catback exhaust delivers smoother airflow and a sportier tone. Featuring 4-inch quad muffler tips with an N1-style burnt finish and a polished mirror surface, it enhances both sound and appearance while ensuring long-lasting reliability.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eBrand Name: FLASHARK\u003cbr\u003eCertificate: ISO9001:2000\u003cbr\u003eMaterial: Stainless Steel\u003cbr\u003eSurface: Mirror Polish\u003cbr\u003eApplication: Catback Exhaust\u003c\/p\u003e\n\u003cp\u003e2.25 Inch Piping\u003c\/p\u003e\n\u003cp\u003e3.5 Inch Exhaust Tips\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStainless Steel construction\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMandrel-bent exhaust piping\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCNC-machined flanges\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on replacement\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e2015-2021 Subaru WRX\/STI Catback Exhaust System Style Comparison\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; height: 385.753px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 170.128px;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); width: 20%; height: 170.128px;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003ePhotos\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); width: 27%; height: 170.128px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/Burnt_Tips_Axle_Back.webp?v=1764728789\" alt=\"2015-2021 Subaru WRX \/ STI Burnt Tips (Axle Back)\" style=\"width: 100%; height: auto;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); width: 26%; height: 170.128px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/Burnt_Catback.webp?v=1764728789\" alt=\"2015-2021 Subaru WRX \/ STI Burnt Catback\" style=\"width: 100%; height: auto;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); width: 26%; height: 170.128px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/Burnt_Catback_w_muffler.webp?v=1764728789\" alt=\"2015-2021 Subaru WRX \/ STI Burnt Catback w muffler\" style=\"width: 100%; height: auto;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eStyle\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eBurnt Tips (Axle Back)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eBurnt Catback\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eBurnt Catback w\/Muffler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eLook\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eAxle-back w\/ burnt tips\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eFull cat-back, no muffler\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eFull cat-back with mufflers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eSound\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eLouder than stock, clean tone\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eAggressive, raw sound\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eDeep but more refined\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eAcceleration Sound\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0);\"\u003eSporty \u0026amp; crisp\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0);\"\u003eAggressive, race-inspired\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0);\"\u003eDeep, refined tone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003ePerformance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eSlight gain in flow \u0026amp; sound\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eBetter flow, more throttle response\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eGreat balance of power \u0026amp; noise\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 58.8068px;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eBest For\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 58.8068px;\"\u003eBudget-friendly upgrade with sportier tone\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 58.8068px;\"\u003eMaximum volume \u0026amp; street performance\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 58.8068px;\"\u003eDaily drivers who want performance without being too loud\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cstrong\u003eOEM Exhaust vs Catback Exhaust: 2015-2021 Subaru WRX\/STI\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eUpgrading the exhaust on your 2015-2021 Subaru WRX\/STI is more than a cosmetic change—it’s about unlocking better sound, performance, and driving enjoyment.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eSportier Sound:\u003c\/strong\u003e\u003c\/span\u003e Enjoy a deeper, more aggressive tone than the quiet stock system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eImproved Engine Response:\u003c\/strong\u003e\u003c\/span\u003e Reduced backpressure allows your turbocharged engine to breathe freely, making acceleration sharper and more engaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eEnhanced Driving Experience:\u003c\/strong\u003e\u003c\/span\u003e Every drive feels livelier, with a richer engine note and more exhilarating throttle response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eDurable \u0026amp; Stylish:\u003c\/strong\u003e\u003c\/span\u003e Built from stainless steel with polished or burnt quad tips, Catback systems resist corrosion and give the rear of your WRX\/STI a sportier, performance-inspired look.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrading isn’t just about volume—it’s about transforming your WRX\/STI into a more thrilling, confident, and visually striking ride.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhy Choose Flashark Catback Exhaust?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eFlashark Catback Exhausts are designed for Subaru enthusiasts who demand more than stock. Every system combines precision engineering, premium materials, and motorsport-inspired style to give your WRX\/STI a driving experience that stands out from the crowd.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eTrack-Tested Performance:\u003c\/strong\u003e\u003c\/span\u003e Every system is engineered for maximum exhaust flow and optimal throttle response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003ePremium Materials:\u003c\/strong\u003e\u003c\/span\u003e Crafted from stainless steel with precision TIG welding and CNC-machined flanges for leak-free, long-lasting durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003ePlug-and-Play Fitment:\u003c\/strong\u003e\u003c\/span\u003e Direct bolt-on installation for 2015-2021 WRX\/STI—no cutting, no modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eDistinctive Style:\u003c\/strong\u003e\u003c\/span\u003e N1-style burnt quad tips provide a motorsport-inspired aesthetic and aggressive stance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eUnmatched Sound:\u003c\/strong\u003e\u003c\/span\u003e Engineered to deliver a deep, resonant tone that balances daily comfort with exhilarating performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eTrusted Brand:\u003c\/strong\u003e\u003c\/span\u003e Flashark has earned a reputation for quality, reliability, and performance in the Subaru aftermarket community.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrade with Flashark and enjoy a WRX\/STI that looks, sounds, and drives like a true performance machine.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat Makes N1-Style Exhaust Sound Special?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe N1-style exhaust is a motorsport-inspired design, originally developed for race-prepped Subarus. Its signature characteristics include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eStraight-Through Design:\u003c\/strong\u003e\u003c\/span\u003e Minimizes backpressure for freer engine breathing and sharper throttle response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eAggressive Tone:\u003c\/strong\u003e\u003c\/span\u003e Produces a crisp, deep, and slightly raw exhaust note, giving your WRX\/STI a track-inspired sound.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eDistinctive Pops and Burbles:\u003c\/strong\u003e\u003c\/span\u003e During deceleration, the exhaust delivers subtle pops and burbles, enhancing the sporty character.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eEnhanced Aesthetic:\u003c\/strong\u003e\u003c\/span\u003e Often paired with burnt or blue-tipped quad outlets for a visually striking rear appearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eBalanced Daily Usability:\u003c\/strong\u003e\u003c\/span\u003e Depending on muffler inclusion, N1-style systems can deliver exciting sound without excessive drone for everyday driving.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eVehicle Overview: 2015-2021 Subaru WRX \/ STI\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe 2015-2021 Subaru WRX and WRX STI are compact performance sedans built for driving enthusiasts who demand excitement both on the street and on the track. Equipped with a turbocharged Boxer engine, these models deliver strong low- and mid-range torque, which responds exceptionally well to performance upgrades like a Catback exhaust. Their Symmetrical All-Wheel Drive system provides precise handling and excellent traction, making any improvement in power and exhaust flow immediately noticeable.\u003c\/p\u003e\n\u003cp\u003eThe WRX STI, in particular, features factory-tuned suspension and engine enhancements that reflect its motorsport heritage, giving drivers a track-ready platform straight from the factory. Understanding the capabilities of the 2015-2021 Subaru WRX and WRX STI highlights why a high-quality Catback exhaust not only improves engine sound and performance but also complements the car’s naturally sporty and responsive character, making every drive more engaging.\u003c\/p\u003e","brand":"Flashark","offers":[{"title":"Axle Back Burnt Tips","offer_id":46178702917930,"sku":"FLES08144","price":219.99,"currency_code":"USD","in_stock":true},{"title":"Polished Catback","offer_id":52028098052394,"sku":"FLES08142","price":389.99,"currency_code":"USD","in_stock":true},{"title":"Burnt Catback","offer_id":46178175123754,"sku":"FLES08143","price":389.99,"currency_code":"USD","in_stock":true},{"title":"Burnt Catback w\/ muffler","offer_id":46174031085866,"sku":"FLES08141","price":449.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/2015-2022-Subaru-WRX---STI-4-inch-Quad-Muffler-Tip-Catback-Exhaust-System-w--N1-Style-Burnt-Tip-Burnt-Tip-Polished-Tip-Flashark-1692610093995.jpg?v=1747035491"},{"product_id":"2008-2014-subaru-impreza-wrx-sti-catback-exhaust","title":"2008-2014 Subaru Impreza WRX \/ WRX STI Catback Exhaust System丨N1 Dual Burnt Tip丨2.5L H4 Sedan 4Door Only","description":"\u003ch3\u003eFlashark 2008-2014 Subaru Impreza WRX STI Catback Exhaust System w\/ N1 Dual Burnt Tip\u003c\/h3\u003e\n\u003cp\u003eDesigned for the 2008-2014 Subaru Impreza WRX STI, this FLASHARK Catback Exhaust is made from high-quality stainless steel with a polished finish, featuring CNC-machined flanges and mandrel bends. Its straight-through design enhances exhaust flow, increasing horsepower and torque, while the N1 Dual Burnt Tip provides an aggressive look and boosts performance by improving scavenging. Easy to install with a direct bolt-on design, it delivers a deep, smooth tone without requiring any modifications. Perfectly complementing your WRX STI’s exterior styling, it’s engineered for maximum efficiency and power.\u003c\/p\u003e\n\u003ch3\u003eSpecifications:\u003c\/h3\u003e\n\u003cp\u003eBrand Name: FLASHARK\u003cbr\u003eCertificate: ISO9001:2000\u003cbr\u003eMaterial: Stainless Steel\u003cbr\u003eSurface: Mirror Polish\u003cbr\u003eApplication: \u003ca href=\"https:\/\/flasharkracing.com\/collections\/catback-exhaust\"\u003eCatback Exhaust\u003c\/a\u003e\u003cbr\u003ePiping: 76mm\u003cbr\u003eTip: 101mm\u003cbr\u003eTip Style: Single Layer Ti\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/2008-2014_Subaru_Impreza_WRX_STI_Catback_Exhaust_System_w_N1_Dual_Burnt_Tip.jpg?v=1732691637\"\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFeature:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eMade of High-Quality T-304 Stainless Steel with Computerized Mandrel-Bends for Strength and Durability\u003cbr\u003eTIG-welded CNC machine flange for resistance against pressure and corrosion\u003cbr\u003eAggressive deep and smooth tone sound while ensuring smooth exhaust gas flow\u003cbr\u003eWith Removable Exhaust Silencers\u003cbr\u003eIncrease engine output and efficiency.\u003cbr\u003eDirect Bolt-On Fitment; No Modifications Required\u003cbr\u003eAggressive deep and smooth tone sound while ensures smooth exhaust gas flow.\u003cbr\u003eDyno proven to instantly increase 15 to 25 horsepower or low end torque\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eIf you like this product, please feel free to buy it; after purchasing, you can always contact us for a full refund if you don't want it;\u003c\/span\u003e\u003c\/p\u003e","brand":"Flashark","offers":[{"title":"Default Title","offer_id":46383207612714,"sku":"FLES08189","price":299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/2_c139df0a-1823-44d0-9b5f-cced847df187.png?v=1779086277"},{"product_id":"catback-exhaust-system-4-quad-muffler-tip-w-polished-tip-for-2015-2024-subaru-wrx-sti","title":"Catback Exhaust System for 2015-2022 Subaru WRX \u0026 STI | 4\" Quad Polished Stainless Steel Exhaust Tips","description":"\u003ch3\u003eSpecifications:\u003c\/h3\u003e\n\u003cp\u003eBrand Name: Flashark\u003cbr\u003eCertificate: ISO9001:2000\u003cbr\u003eMaterial: Stainless Steel\u003cbr\u003eSurface: Mirror Polish\u003cbr\u003eApplication: Sports Catback Exhaust\u003cbr\u003e4\" quad outlet tip with a burnt finish\u003cbr\u003e3\" Catback Exhaust\u003c\/p\u003e\n\u003ch3\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eGain more horsepower, faster response, averaging 10-15 extra hp \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEngineered To Be Direct Bolt-On Replacement To Increased Exhaust \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProducing strong, deep, and noticeable sound\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFLASHARK exhaust systems are crafted from T-304 stainless steel with a fully polished surface, CNC machined flanges, and mandrel bends, ensuring superior durability and performance. Designed for 2015-2022 Subaru WRX, these catback exhaust systems improve horsepower, torque, and overall engine performance with a straight-through design. Featuring a 4.5\" flat tip and double-layer silencer, it delivers a deep, aggressive tone while optimizing exhaust flow. The system is easy to install with a direct bolt-on fit—no modification required. \u003c\/p\u003e","brand":"Flashark","offers":[{"title":"Default Title","offer_id":49976684773674,"sku":"FLES08142","price":389.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/ChatGPT_Image_2026_6_8_14_09_23-11111.jpg?v=1780899025"},{"product_id":"2008-2021-subaru-wrx-sedan-cat-back-exhaust","title":"2008-2021 Subaru WRX Catback Exhaust System丨2.0L \/ 2.5L H4 Sedan 4Door Only","description":"\u003ch3\u003e\u003cstrong\u003eFlashark 2008-2021 Subaru WRX Sedan Cat-Back Exhaust System\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eReady to Unleash the Boxer Roar? \u003c\/strong\u003eGive your WRX the aggressive sound it deserves with our Cat-Back Exhaust System, designed specifically for 2008–2021 WRX sedanss. This system brings out the iconic rumble of the Subaru Boxer engine with a deep, free-flowing exhaust note that intensifies as you climb through the revs. At wide-open throttle, it delivers a raw, rally-inspired tone while maintaining a refined growl during normal driving with zero drone. Whether you're carving mountain roads or heading to work, this system transforms your daily drive into a performance experience.\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/2008-2021_Subaru_WRX_Sedan_and_2011-2021_Subaru_WRX_STI_Sedan_Cat-Back_Exhaust_15.jpg?v=1752744254\" alt=\"2008-2021 Subaru WRX\/STI Sedan Catback Exhaust System Features\"\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eUnleash the Signature Subaru Boxer Rumble with Performance and Style\u003c\/strong\u003e\u003cbr\u003e✔ \u003cstrong\u003eDyno-Proven Gains\u003c\/strong\u003e: Instantly increase horsepower by \u003cstrong\u003e18HP\u003c\/strong\u003e and boost low-end torque for quicker acceleration and throttle response\u003cbr\u003e✔ \u003cstrong\u003eHigh-Flow Design\u003c\/strong\u003e: 3-inch mandrel-bent piping ensures smooth, unrestricted exhaust flow to maximize engine efficiency\u003cbr\u003e✔ \u003cstrong\u003eDeep, Aggressive Sound\u003c\/strong\u003e: Delivers a true rally-inspired tone under throttle, with a clean, low growl during daily cruising\u003cbr\u003e✔ \u003cstrong\u003eDurable TIG-Welded Construction\u003c\/strong\u003e: CNC-machined flanges and precision welds provide strength, pressure resistance, and long-lasting durability\u003cbr\u003e✔ \u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e: No modifications required—designed for a perfect fit on all 2008–2021 WRX sedan\u003cbr\u003e✔ \u003cstrong\u003eAvailable in Two Material Options\u003c\/strong\u003e: Choose between \u003cstrong\u003eT-304 stainless steel\u003c\/strong\u003e for superior corrosion resistance, or \u003cstrong\u003e201 stainless steel\u003c\/strong\u003e for a more budget-friendly option without sacrificing performance\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/22_06f94177-9527-45e9-b35d-36349ba909d1.png?v=1767867152\"\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003ePlease Note: \u003c\/strong\u003eWhen cleaning exhaust tips, especially the blue tip variants, which are made using a heat treatment process that can be removed with aggressive cleaning agents, make sure to use water and, only if necessary, a very gentle soap. Never scrub or use any rubbing or cleaning compound on these tips as the color will be damaged and will not be warranted.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eSpecifications:\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable border=\"1\" style=\"width: 100%; border-collapse: collapse; font-size: 14px;\"\u003e\n\u003cthead style=\"background-color: #f2f2f2;\"\u003e\n\u003ctr\u003e\n\u003cth\u003eComponent\u003c\/th\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003cth\u003eThickness (mm)\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBend Pipes\u003c\/td\u003e\n\u003ctd\u003e304 \/ 201 Stainless Steel\u003c\/td\u003e\n\u003ctd\u003e1.23 – 1.25\u003c\/td\u003e\n\u003ctd\u003eTwo material options available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd\u003eInner Perforated Tube (Muffler)\u003c\/td\u003e\n\u003ctd\u003e409 Stainless Steel\u003c\/td\u003e\n\u003ctd\u003e0.95 – 0.97\u003c\/td\u003e\n\u003ctd\u003eLocated inside the muffler body\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePerforated Tube End Cap\u003c\/td\u003e\n\u003ctd\u003e304 Stainless Steel\u003c\/td\u003e\n\u003ctd\u003e0.87\u003c\/td\u003e\n\u003ctd\u003eCap the inner mesh tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd\u003eFlanges\u003c\/td\u003e\n\u003ctd\u003e304 \/ 210 Stainless Steel\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003eLaser-cut for precise fit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWhat's In The Box?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1*Silencer Tail Pipe\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e2* Main Pipe A\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e1*Gaskets, Clamps, and Hardware Kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eExhaust System vs. Cat-Back Exhaust\u003c\/h3\u003e\n\u003cp\u003eThe Exhaust System refers to the entire assembly that routes exhaust gases from the engine to the tailpipe. It includes components such as exhaust manifolds, catalytic converters, resonators, mufflers, and exhaust tips—playing a vital role in emissions control, noise reduction, and gas expulsion.\u003c\/p\u003e\n\u003cp\u003eIn contrast, a \u003cstrong\u003eCat-Back Exhaust\u003c\/strong\u003e system only covers the section from the \u003cem\u003eback of the catalytic converter\u003c\/em\u003e to the exhaust tip—\u003cstrong\u003eexcluding the catalytic converter itself\u003c\/strong\u003e. Upgrading to a Cat-Back system is a popular modification for those seeking improved exhaust flow, a deeper and more aggressive sound, and enhanced throttle response—all without altering the emissions-critical components near the engine. It’s a straightforward, emissions-compliant upgrade with noticeable gains and simple bolt-on installation.\u003c\/p\u003e","brand":"Flashark","offers":[{"title":"🔥SS201","offer_id":50408914092330,"sku":"FLEXS22-00083SR-000-L","price":299.99,"currency_code":"USD","in_stock":true},{"title":"SS304","offer_id":50408914125098,"sku":"FLEXS22-00083SR-001-L","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/4_301b2ddc-3fa9-4413-84d3-2f4a9c3ed85f.jpg?v=1769399421"},{"product_id":"2011-2021-subaru-wrx-sti-sedan-cat-back-exhaust-system","title":"2011-2021 Subaru WRX STI Cat-Back Exhaust System丨H4 2.5L Sedan 4Door Only","description":"\u003ch3\u003eFlashark 2011-2021 Subaru WRX STI Sedan Cat-Back Exhaust System\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eReady to Unleash the Boxer Roar? \u003c\/strong\u003eGive your WRX STI the aggressive sound it deserves with our Cat-Back Exhaust System, designed specifically for 2011–2021 WRX STI sedans. This system brings out the iconic rumble of the Subaru Boxer engine with a deep, free-flowing exhaust note that intensifies as you climb through the revs. At wide-open throttle, it delivers a raw, rally-inspired tone while maintaining a refined growl during normal driving with zero drone. Whether you're carving mountain roads or heading to work, this system transforms your daily drive into a performance experience.\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/2008-2021_Subaru_WRX_Sedan_and_2011-2021_Subaru_WRX_STI_Sedan_Cat-Back_Exhaust_15.jpg?v=1752744254\" alt=\"2008-2021 Subaru WRX\/STI Sedan Catback Exhaust System Features\"\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eUnleash the Signature Subaru Boxer Rumble with Performance and Style\u003c\/strong\u003e\u003cbr\u003e✔ \u003cstrong\u003eDyno-Proven Gains\u003c\/strong\u003e: Instantly increase horsepower by \u003cstrong\u003e18HP\u003c\/strong\u003e and boost low-end torque for quicker acceleration and throttle response\u003cbr\u003e✔ \u003cstrong\u003eHigh-Flow Design\u003c\/strong\u003e: 3-inch mandrel-bent piping ensures smooth, unrestricted exhaust flow to maximize engine efficiency\u003cbr\u003e✔ \u003cstrong\u003eDeep, Aggressive Sound\u003c\/strong\u003e: Delivers a true rally-inspired tone under throttle, with a clean, low growl during daily cruising\u003cbr\u003e✔ \u003cstrong\u003eDurable TIG-Welded Construction\u003c\/strong\u003e: CNC-machined flanges and precision welds provide strength, pressure resistance, and long-lasting durability\u003cbr\u003e✔ \u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e: No modifications required—designed for a perfect fit on all 2011–2021 WRX STI sedans\u003cbr\u003e✔ \u003cstrong\u003eAvailable in Two Material Options\u003c\/strong\u003e: Choose between \u003cstrong\u003eT-304 stainless steel\u003c\/strong\u003e for superior corrosion resistance, or \u003cstrong\u003e201 stainless steel\u003c\/strong\u003e for a more budget-friendly option without sacrificing performance\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/11_cd432c94-924a-423e-8162-6ee03a853c69.png?v=1767863651\" alt=\"\"\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003ePlease Note: \u003c\/strong\u003eWhen cleaning exhaust tips, especially the blue tip variants, which are made using a heat treatment process that can be removed with aggressive cleaning agents, make sure to use water and, only if necessary, a very gentle soap. Never scrub or use any rubbing or cleaning compound on these tips as the color will be damaged and will not be warranted.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eSpecifications:\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable border=\"1\" style=\"width: 100%; border-collapse: collapse; font-size: 14px;\"\u003e\n\u003cthead style=\"background-color: #f2f2f2;\"\u003e\n\u003ctr\u003e\n\u003cth\u003eComponent\u003c\/th\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003cth\u003eThickness (mm)\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBend Pipes\u003c\/td\u003e\n\u003ctd\u003e304 \/ 201 Stainless Steel\u003c\/td\u003e\n\u003ctd\u003e1.23 – 1.25\u003c\/td\u003e\n\u003ctd\u003eTwo material options available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd\u003eInner Perforated Tube (Muffler)\u003c\/td\u003e\n\u003ctd\u003e409 Stainless Steel\u003c\/td\u003e\n\u003ctd\u003e0.95 – 0.97\u003c\/td\u003e\n\u003ctd\u003eLocated inside the muffler body\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePerforated Tube End Cap\u003c\/td\u003e\n\u003ctd\u003e304 Stainless Steel\u003c\/td\u003e\n\u003ctd\u003e0.87\u003c\/td\u003e\n\u003ctd\u003eCap the inner mesh tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd\u003eFlanges\u003c\/td\u003e\n\u003ctd\u003e304 \/ 210 Stainless Steel\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003eLaser-cut for precise fit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWhat's In The Box?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1*Silencer Tail Pipe\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e2* Main Pipe A\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e1*Gaskets, Clamps, and Hardware Kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eExhaust System vs. Cat-Back Exhaust\u003c\/h3\u003e\n\u003cp\u003eThe Exhaust System refers to the entire assembly that routes exhaust gases from the engine to the tailpipe. It includes components such as exhaust manifolds, catalytic converters, resonators, mufflers, and exhaust tips—playing a vital role in emissions control, noise reduction, and gas expulsion.\u003c\/p\u003e\n\u003cp\u003eIn contrast, a Cat-Back Exhaust system only covers the section from the \u003cem\u003eback of the catalytic converter\u003c\/em\u003e to the exhaust tip—\u003cstrong\u003eexcluding the catalytic converter itself\u003c\/strong\u003e. Upgrading to a Cat-Back system is a popular modification for those seeking improved exhaust flow, a deeper and more aggressive sound, and enhanced throttle response—all without altering the emissions-critical components near the engine. It’s a straightforward, emissions-compliant upgrade with noticeable gains and simple bolt-on installation.\u003c\/p\u003e","brand":"Flashark","offers":[{"title":"🔥SS201","offer_id":51036089745706,"sku":"FLEXS22-00083SR-000-L","price":299.99,"currency_code":"USD","in_stock":true},{"title":"SS304","offer_id":51036089778474,"sku":"FLEXS22-00083SR-001-L","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/3_0466cd1b-b38e-4b8d-b42c-b0d4b05f5207.jpg?v=1769399486"}],"url":"https:\/\/flasharkracing.com\/collections\/subaru-wrx-sti-catback-exhaust.oembed","provider":"Flashark","version":"1.0","type":"link"}