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Best Sellling

692 products

Showing 1 - 24 of 692 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 1 - 24 of 692 products

2011-2023 6.7L Ford Powerstroke Diesel EGR Delete Kit (Ordinary) Flashark

2011-2023 6.7L Ford Powerstroke Diesel EGR Delete Kit (Ordinary) Flashark

2011-2023 Ford 6.7L Powerstroke Diesel EGR Delete Kit (Ordinary & Upgraded)

From $85.99

Save $10.00

2013-2018 6.7L Dodge Ram Cummins Diesel EGR Plate Cooler & Throttle Valve Delete Kit Flashark

2013-2018 6.7L Dodge Ram Cummins Diesel EGR Plate Cooler & Throttle Valve Delete Kit Flashark

EGR Delete Kit For 2013-2018 Dodge Ram 2500/3500 6.7L Cummins Diesel Plate Cooler & Throttle Valve

From $105.77 $115.77

Save $131.00

Silver long tube headers and Y-pipe kit for 1999-2006 Silverado and Sierra 1500

Vehicle fitment chart for GMT800 Silverado Sierra and Avalanche 1500 headers

Long Tube Headers & Y-Pipe for 1999-2006 Chevy / GMC Silverado / Avalanche / Sierra 1500 4.8L / 5.3L / 6.0L Vortec with Optional Cold Air Intake

From $268.99 $399.99

Save $90.00

Short & Long Tube Headers for 2009-2018 Dodge RAM 1500 Hemi 5.7L V8

Short & Long Tube Headers for 2009-2018 Dodge RAM 1500 Hemi 5.7L V8

Short & Long Tube Headers for 2009-2018 Dodge RAM 1500 Hemi 5.7L V8

$209.99 $299.99

Save $18.00

2011-2016 6.6L GMC Chevy Duramax Diesel EGR Valve Cooler Delete Kit Flashark

2011-2016 6.6L GMC Chevy Duramax Diesel LML EGR Valve Cooler Delete Kit Flashark

2011-2016 Chev /GMC Sierra 6.6L Duramax Diesel LML EGR Delete Kit with Valve Cooler

From $79.77 $97.77

2004-2005 6.6L Chevy GMC Silverado LLY Duramax Diesel EGR Delete Kit (Upgraded) Flashark

2004-2005 6.6L Chevy GMC Silverado LLY Duramax Diesel EGR Delete Kit (Upgraded) Flashark

For 2004-2005 6.6L Chevy GMC Silverado LLY Duramax Diesel EGR Delete Kit (Upgraded)

From $110.00

Save $34.00

2003-2010 6.0L Ford Powerstroke Diesel EGR Delete Kit Flashark

2003-2010 6.0L Ford Powerstroke Diesel EGR Delete Kit Flashark

6.0L Powerstroke EGR Delete Kit For 2003-2010 Ford F250/F350/F450 Diesel

From $45.77 $79.77

Save $160.00

Long Tube Headers for 1988-1997 Chevrolet/GMC C&K(1500/2500) Tahoe/Blazer丨5.0L/5.7L 305/350 SBC (Vortec/TBI)

Long Tube Headers for 1988-1997 Chevrolet/GMC C&K(1500/2500) Tahoe/Blazer丨5.0L/5.7L 305/350 SBC (Vortec/TBI)

Long Tube Headers for 1988-1997 Chevrolet/GMC C&K(1500/2500) Tahoe/Blazer丨5.0L/5.7L 305/350 SBC (Vortec/TBI)

$139.99 $299.99

Save $60.00

For 2006-2007.4 6.6L Chevy Silverado Classic GMC Duramax LBZ Diesel EGR Delete Kit (Upgraded)

2006-2007.4 6.6L Chevy GMC Duramax Diesel EGR Delete Kit (Upgraded) Flashark

For 2006-2007.4 6.6L Chevy Silverado Classic GMC Duramax LBZ Diesel EGR Delete Kit (Upgraded)

From $87.77 $147.77

Save $48.00

Downpipe Exhaust/Test Pipes for 2003-2006 Nissan 350z Infiniti G35 With Gaskets And Bolts

Downpipe Exhaust for 2003-2007 Nissan 350z/g35 Flashark

Downpipe Exhaust/Test Pipes for 2003-2006 Nissan 350z Infiniti G35 With Gaskets And Bolts

From $110.00 $158.00

Save $180.00

Long Tube Headers for 2007-2014 Chevrolet Silverado 1500/2500/3500 Tahoe/Avalanche丨GMC Sierra 1500/2500/3500 Yukon丨Cadillac Escalade丨4.8L/5.3L/6.0L/6.2L Vortec V8

Long Tube Headers for 2007-2014 Chevrolet Silverado 1500/2500/3500 Tahoe/Avalanche丨GMC Sierra 1500/2500/3500 Yukon丨Cadillac Escalade丨4.8L/5.3L/6.0L/6.2L Vortec V8

Long Tube Headers for 2007-2014 Chevrolet Silverado 1500/2500/3500 Tahoe/Avalanche丨GMC Sierra 1500/2500/3500 Yukon丨Cadillac Escalade丨4.8L/5.3L/6.0L/6.2L Vortec V8

From $179.99 $359.99

2010-2014 6.7L Dodge Ram Cummins EGR Throttle Valve Cooler Delete Kit Flashark

2010-2014 6.7L Dodge Ram Cummins EGR Throttle Valve Cooler Delete Kit Flashark

For 2010-2014 6.7L Dodge Ram Cummins EGR Throttle Valve Cooler Delete Kit

From $117.77

Save $35.01

Flashark Catless Test Pipes for 2008–2013 Infiniti G37/2014–2018 Q50 & 2009–2018 Nissan 370Z 3.7L V6

Flashark Catless Test Pipes for 2008–2013 Infiniti G37/2014–2018 Q50 & 2009–2018 Nissan 370Z 3.7L V6

Flashark Catless Test Pipes for 2008–2013 Infiniti G37/2014–2018 Q50 & 2009–2018 Nissan 370Z 3.7L V6

From $139.99 $175.00

Save $40.00

4.0/5.0 Inch 2011-2023 6.7 Powerstroke Ford F-250 F-350 F-450 DPF Delete Race Pipe Downpipe-Back w/Muffler Exhaust Flashark

4.0/5.0 Inch 2011-2023 6.7 Powerstroke Ford F-250 F-350 F-450 DPF Delete Race Pipe Downpipe-Back w/Muffler Exhaust Flashark

4.0/5.0 Inch 6.7 Powerstroke DPF Delete Race Pipe | Downpipe-Back Exhaust w/Muffler for 2011-2023 Ford F-250, F-350, F-450

From $255.90 $295.90

2008-2010 6.4L Ford Powerstroke F250 F350 F450 EGR Delete Kit Flashark

2008-2010 6.4L Ford Powerstroke F250 F350 F450 EGR Delete Kit Flashark

EGR Delete Kit For 2008-2010 6.4L Ford Powerstroke Turbo Diesel F250 F350 F450

$88.99

For 2007-2009 6.7L Dodge Ram Cummins Diesel EGR Delete Kit Flashark

2007-2009 6.7L Dodge Ram Cummins Diesel EGR Delete Kit Flashark

2007-2009 Dodge Ram 6.7L Cummins Diesel EGR Delete Kit

From $97.77

Save $120.00

Long Tube Headers for 2002-2013 BMW N52 E90/E91/E92/E93/E82丨128i/325i/325xi/328i/328xi/330i/330xi

Long Tube Headers for 2002-2013 BMW N52 E90/E91/E92/E93/E82丨128i/325i/325xi/328i/328xi/330i/330xi

Long Tube Headers for 2002-2013 BMW N52 E90/E91/E92/E93/E82丨128i/325i/325xi/328i/328xi/330i/330xi

$229.99 $349.99

Save $120.00

For 1987-1996 Ford F150 F250 Bronco 5.8L V8 Short/Long Tube Headers Flashark

For 1987-1996 Ford F150 F250 Bronco 5.8L V8 Short/Long Tube Headers Flashark

Short & Long Tube Headers For 1987-1996 Ford F150/F250/Bronco 5.8L V8 Truck

From $139.99 $259.99

Save $13.01

Short/Long Tube Headers For 2001-2005 Honda Civic DX/LX/EX D17A1/D17A2 1.7L 4CYL

Exhaust Header for 2001-2005 Honda Civic DX/LX 4CYL Flashark

Short/Long Tube Headers For 2001-2005 Honda Civic DX/LX/EX D17A1/D17A2 1.7L 4CYL

From $89.99 $103.00

Save $179.01

2015-2022 Subaru WRX / STI 4-inch Quad Muffler Tip Catback Exhaust System w/ N1 Style Burnt Tip Burnt Tip/Polished Tip Flashark

2015-2021 Subaru WRX / WRX STI Catback Exhaust & Axle Back Exhaust | 2.0L/2.5L H4 4-Door Only

2015-2021 Subaru WRX / WRX STI Catback Exhaust & Axle Back Exhaust | 2.0L/2.5L H4 4-Door Only

From $219.99 $399.00

Save $130.00

Exhaust Headers for 1988-1997 Chevrolet GMC C1500 K1500 C2500 K2500 Sierra Suburban Tahoe Yukon 5.0L 305 / 5.7L 350 SBC V8

Exhaust Headers for 1988-1997 Chevrolet GMC C1500 K1500 C2500 K2500 Sierra Suburban Tahoe Yukon 5.0L 305 / 5.7L 350 SBC V8

Exhaust Headers for 1988-1997 Chevrolet GMC C1500 K1500 C2500 K2500 Sierra Suburban Tahoe Yukon 5.0L 305 / 5.7L 350 SBC V8

$129.99 $259.99

Save $240.00

Exhaust Header for 2000-2006 BMW M54 Engine | E46 320i/325i/330i | E60/E61 520i/525i/530i | E65/E66 730i Flashark

Exhaust Header for BMW M54 Engine | E46 320i/325i/330i | E60/E61 520i/525i/530i | E65/E66 730i Flashark

Exhaust Headers for BMW 1999-2000 3 Series E46 323i 328i 2.5L/2.8L/3.0L

$159.99 $399.99

Save $150.00

Long Tube Headers For 2014-2017 Chevrolet Silverado 1500 2500 3500/Tahoe丨GMC Sierra 1500/Yukon丨Cadillac Escalade 5.3L 6.2L V8 | 2WD 4WD

Long Tube Headers For 2014-2017 Chevrolet Silverado 1500 2500 3500/Tahoe丨GMC Sierra 1500/Yukon丨Cadillac Escalade 5.3L 6.2L V8 | 2WD 4WD

Long Tube Headers For 2014-2017 Chevrolet Silverado 1500 2500 3500/Tahoe丨GMC Sierra 1500/Yukon丨Cadillac Escalade 5.3L 6.2L V8 | 2WD 4WD

$299.99 $449.99

Save $70.00

Y Pipe Downpipe Exhaust for 2003-2009 Nissan 350Z 3.5L 2005, 2007 Infiniti G35 Flashark

Exhaust Down Pipe for 2003-2009 Nissan 350Z 3.5L 2005, 2007 Infiniti G35 Flashark

Flashark Y-Pipe Exhaust for 2003–2009 Nissan 350Z & 2003–2008 Infiniti G35 3.5L V6

From $128.00 $198.00

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