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Showing 49 - 72 of 754 products
Welcome to Flashark's Best Selling Performance Parts page! Here, you'll find a handpicked selection of top-rated products designed to unleash the full potential of your Dodge Ram Cummins, Ford Powerstroke, GMC Chevy Duramax, and other diesel powerhouses.
At Flashark, we take pride in our commitment to customer satisfaction. Our Best Selling page is a testament to the performance gains and positive experiences our customers have enjoyed. As you browse through our selection, feel confident that you're choosing from the best of the best.
Thank you for choosing Flashark for all your needs. Your journey to an extraordinary driving experience starts here. Happy shopping!
Showing 49 - 72 of 754 products
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Save $79.01


2002-2007 Subaru Impreza WRX/STI Catback Exhaust & Downpipe+Up-pipe 2.0L / 2.5L EJ-Series
Sale priceFrom $129.99
Regular price$209.00
19 reviews
Save $66.01


Catback Exhaust System For 2015-2020 Ford F150 2.7L 3.5L 5.0L 3-Inch W/ Black/Polished Muffler Tips
Sale priceFrom $299.99
Regular price$366.00
10 reviews
Save $45.01


Exhaust Header for 1997-2005 Subaru Impreza/Legacy 2.5L Racing NON-turbo
Sale price$159.99
Regular price$205.00
14 reviews
Save $20.00


For 2011-2023 Ford 6.7L Powerstroke CCV Reroute Kit Engine Ventilation Kit | SPELAB
Sale priceFrom $109.00
Regular price$129.00
7 reviews
Save $200.00


Long Tube Headers for 1977-1979 Ford Bronco F100 F150 F250 351M/400M 5.8L/6.6L V8 4WD
Sale price$189.99
Regular price$389.99
12 reviews
Save $121.00


Performance Exhaust Headers for 2004-2010 Ford F-150 F150 | Incl. 2004 Heritage Edition | 5.4L Triton V8 Engine Only
Sale price$128.99
Regular price$249.99
10 reviews
Save $180.00


Exhaust Header for 1999-2006 Chevy Silverado/Avalanche/Suburban/Tahoe GMC Sierra/Yukon GMT800 4.8L 5.3L 6.0L V8 Engine (with EGR Valve)
Sale price$219.99
Regular price$399.99
9 reviews
Save $130.00


Long Tube Headers for 1994-2000 BMW E36/E46/E39/E38/Z3 | Land Rover Defender (SA Only) | M52/M52TU 2.0L/2.5L/2.8L I6
Sale priceFrom $119.99
Regular price$249.99
2 reviews
Save $150.00


Long Tube Exhaust Headers for 1969-1979 Ford F100 5.0L 302W V8
Sale price$149.99
Regular price$299.99
13 reviews
Save $96.01


Exhaust Header for 2001-2005 Lexus IS300 3.0L 2JZ-GE DOHC ALTEZZA XE10 JCE10 l6
Sale priceFrom $149.99
Regular price$246.00
10 reviews
Save $140.00


Exhaust Headers For 1988-2000 Honda Civic / CRX / Del Sol SOHC D16 (D16A6/D16Z6/D16Y8)
Sale priceFrom $159.99
Regular price$299.99
6 reviews
Save $24.99


2012-2018 Jeep Wrangler JK 3.6L Downpipe Exhaust 2 inch
Sale priceFrom $235.00
Regular price$259.99
10 reviews
Save $140.00


2007-2017 Jeep Wrangler JK (3.6L / 3.8L) & 2018-2023 Jeep Wrangler JL (2.0L / 3.6L) Axle-Back Exhaust System
Sale priceFrom $159.99
Regular price$299.99
14 reviews
Save $33.12


Catless Downpipe For 2012-2014 BMW F30 328i/330i N20 L4 2.0L
Sale price$125.88
Regular price$159.00
5 reviews
Save $87.90


For 4.0/5.0 Inch 2019-2022 6.7 Cummins Dodge Ram DPF Delete Race Pipe 2500/3500
Sale priceFrom $258.00
Regular price$345.90
1 review
Save $140.00


Exhaust Header for 1964-1977 Ford Mustang/Fairlane/Falcon/Maverick Mercury Cougar 260 289 302 V8
Sale price$159.99
Regular price$299.99
13 reviews
Save $23.05


Downpipe Exhaust Y Middle Pipe Exhaust for 2006-2019 Yamaha YZF-R6 R600
Sale price$72.95
Regular price$96.00
8 reviews
Save $94.01
Exhaust Header for 1986-1996 Suzuki Samurai/Sidekick丨Geo Tracker 1.3L/1.6L L4
Sale price$89.99
Regular price$184.00
8 reviews
Save $140.00


Exhaust Header for 2005-2010 Toyota Scion TC Ant10 JDM 2.4L
Sale priceFrom $59.99
Regular price$199.99
11 reviews
Save $87.77


3.5'' Downpipe Exhaust For 2017-2023 Chevy/GMC Silverado/ Sierra L5P Duramax Diesel 6.6L
Sale priceFrom $218.00
Regular price$305.77
7 reviews
Save $107.01


Long Tube Headers for 2010-2015 Chevrolet Chevy Camaro SS LS3 6.2L V8
Sale priceFrom $189.99
Regular price$297.00
11 reviews
Save $130.00


Exhaust Header for Toyota 2000-2004 Tundra 2001-2004 Sequoia 4.7L V8 | 4WD Only
Sale price$169.99
Regular price$299.99
10 reviews
Save $39.01


Y Pipe Downpipe Exhaust for 2008-2016 Nissan 370Z Z34 / Infiniti G37 V36 VQ37VHR 3.7L
Sale priceFrom $159.99
Regular price$199.00
3 reviews
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