{"product_id":"cold-air-intake-kit-for-1997-2006-jeep-wrangler-tj-4-0l-2-4l-2-5l","title":"Cold Air Intake Kit for 1997-2006 Jeep Wrangler TJ 4.0L \/ 2.4L \/ 2.5L","description":"\u003ch3\u003e🏁 The Legendary Inline-Six. Finally Breathing Right.\u003c\/h3\u003e\n\u003cp\u003eThe 4.0L AMC inline-six in your TJ is one of the most beloved engines in American off-road history. Reliable, torquey, and nearly unkillable.\u003c\/p\u003e\n\u003cp\u003eBut that factory intake system — a flattened plastic box with a tiny paper filter sitting right in the hot engine bay — was designed for one thing: not breaking.\u003c\/p\u003e\n\u003cp\u003eIt was not designed for crawling over rocks, fording streams, or conquering sand dunes.\u003c\/p\u003e\n\u003cp\u003eFlashark's 76mm cold air intake fixes all of that:\u003c\/p\u003e\n\u003cp\u003e→ 76mm smooth-bore aluminum tubing — right-sized for the 4.0L I6\u003cbr\u003e→ Dry high-flow filter — massive surface area vs. factory paper element\u003cbr\u003e→ Heat shield pulls cooler air away from the engine bay\u003cbr\u003e→ Stronger low-end and mid-range torque\u003cbr\u003e→ Throttle response is instant\u003cbr\u003e→ No tune — factory ECU adapts\u003cbr\u003e→ Direct bolt-on in your garage\u003c\/p\u003e\n\u003cp\u003eThe 4.0L was built to be off-roaded. Flashark just gives it the air to prove it.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e  BEFORE YOU BUY — READ THIS\u003c\/p\u003e\n\u003cp\u003e• Stock ECU \/ No tune: ✅ Fully compatible (4.0L, 2.4L, and 2.5L all supported)\u003c\/p\u003e\n\u003cp\u003e• Off-road\/hard use: ✅ Built for it (heat shield, sealed airbox, dry filter)\u003c\/p\u003e\n\u003cp\u003e• With bolt-ons (exhaust, header): ✅ Gains stack with any performance combo\u003c\/p\u003e\n\u003cp\u003e• With a supercharger: ✅ Works great (The 4.0L I6 handles forced induction well)\u003c\/p\u003e\n\u003cp\u003e• CARB compliance:\u003cbr\u003e  ⚠️  1997-2006 TJ not CARB-exempt for all states. Check the product listing for the CARB EO# before ordering if in CA, NY, or other CARB states.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eSystem Type: Cold Air Intake (CAI)\u003cbr\u003eTubing Material: 6061-T6 Aluminum\u003cbr\u003eTubing Finish: Polished \/ Black Powder Coat\u003cbr\u003eTube Diameter: 76mm (3.0\") — large bore throughout (no reducer) matched to 4.0L throttle body\u003cbr\u003eAir Filter: High-Flow Dry Cotton (washable \u0026amp; reusable) No oil required — zero mess\u003cbr\u003eHeat Shield: Included — full enclosure seals filter from the engine bay heat routes to the coolest available air source\u003cbr\u003eMAF Housing: CNC-machined 76mm aluminum precise bore = no CEL on 4.0L I6, 2.4L I4, and 2.5L I4\u003cbr\u003eCouplers: Multi-ply silicone (black) high-temp rated, clamp-sealed\u003cbr\u003eClamps: Stainless steel T-bolt (all hardware)\u003cbr\u003eInstallation: 100% Bolt-On, No welding, no drilling\u003cbr\u003eHardware: All included\u003c\/p\u003e\n\u003ch3\u003eWhy Flashark? 5 Reasons\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e1️⃣  THE RIGHT TUBE FOR THE 4.0L I6\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe AMC 4.0L straight-six is a torque machine — it makes peak torque at low RPM and needs air volume throughout the power band.\u003c\/p\u003e\n\u003cp\u003eFlashark's 76mm mandrel-bent tubing:\u003cbr\u003e• Matches the 4.0L throttle body bore\u003cbr\u003e• Smooth interior — no flow turbulence\u003cbr\u003e• Aluminum dissipates heat faster than factory plastic\u003cbr\u003e• No CEL on the AMC\/Jeep ECU calibration\u003c\/p\u003e\n\u003cp\u003e→ More torque where the 4.0L makes it: 2,000-4,000 RPM on the trail\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2️⃣  DRY FILTER — BUILT FOR OFF-ROAD\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOff-roading means dust, dirt, water, and everything in between.\u003c\/p\u003e\n\u003cp\u003eFlashark's dry media filter:\u003cbr\u003e• No oil to attract and hold fine dust\u003cbr\u003e• Wash and reuse — no re-oiling\u003cbr\u003e• Maintains airflow even when loaded with dirt\u003cbr\u003e• Better fine-particle filtration than cotton-oiled alternatives\u003cbr\u003e• Zero risk of oil coating your MAF sensor\u003c\/p\u003e\n\u003cp\u003eFor a TJ that actually goes off-road, dry is the right call.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e3️⃣  SEALED AIRBOX — WATER \u0026amp; DEBRIS PROTECTED\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis is critical for serious off-road use.\u003c\/p\u003e\n\u003cp\u003eFlashark's enclosed airbox:\u003cbr\u003e• Seals the filter from engine bay heat\u003cbr\u003e• Protects filter from direct water splash (stream fordings, heavy rain)\u003cbr\u003e• Blocked from large debris at the air intake\u003cbr\u003e• Keeps the MAF sensor signal clean even in dusty conditions\u003c\/p\u003e\n\u003cp\u003eThe airbox enclosure is the difference between a CAI that survives off-road and one that hydrolocks your engine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e4️⃣  NO TUNE. JUST BOLT ON AND GO.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe AMC 4.0L ECU is simple and robust. Flashark's MAF housing gives the Jeep computer exactly what it expects:\u003c\/p\u003e\n\u003cp\u003e→ No check engine light\u003cbr\u003e→ No reflash or tune required\u003cbr\u003e→ All factory systems remain functional\u003cbr\u003e→ 4WD, ABS, OBD-II all unaffected\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e5️⃣  BOLT-ON IN YOUR DRIVEWAY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned for the TJ chassis — every mount point and clamp is an exact fit.\u003c\/p\u003e\n\u003cp\u003eTools needed: Basic hand tools (ratchet, 10mm\/12mm sockets). Estimated time: 60-90 minutes\u003c\/p\u003e\n\u003cp\u003eNo cutting. No drilling. Jeep TJ owners have been bolting things on for decades — you know the drill.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Flashark","offers":[{"title":"Default Title","offer_id":51418686193962,"sku":"FLIS25106","price":128.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/IS25106-Flashark-107482452.webp?v=1776069601","url":"https:\/\/flasharkracing.com\/products\/cold-air-intake-kit-for-1997-2006-jeep-wrangler-tj-4-0l-2-4l-2-5l","provider":"Flashark","version":"1.0","type":"link"}