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Compare the best C7 Corvette long-tube headers for 2014-2019 Stingray, Z51 & Grand Sport. Kooks vs Stainless Work...

Compare the best Ford Focus RS downpipes: aFe Twisted Steel vs Stainless Works. 3-inch 304 SS, high-flow cats, and re...

Compare the 5 best long-tube headers for the 2016-2019 Camaro SS (LT1 6.2L). Real primary sizing, power gains, and pr...

Compare the best 2016-2019 Cadillac CTS-V exhaust systems: Borla S-Type, Stainless Works, and Corsa Xtreme. Sound, sp...

Compare the best Cadillac CTS-V long-tube headers: Stainless Works vs Kooks for the 556-640 hp LSA and LT4 V8. Specs,...

Best exhaust for the 2022-2025 Cadillac CT5-V Blackwing: compare Kooks headers, AWE and Stainless Works systems by po...

Compare the 4 best 2022-2025 Cadillac CT5-V Blackwing exhaust systems: AWE SwitchPath, Kooks headers & Stainless ...

Best bolt-on upgrades for the 2010-2019 Ford Taurus SHO EcoBoost: catted downpipe, cat-back exhaust, lowering springs...

Best headers and exhaust for the 2011-2018 Ford F-250/F-350 6.2L Super Duty. Compare 6 long-tube header and cat-back ...

Best bolt-on upgrades for the 2011-2014 Ford Raptor 6.2L: compare long-tube headers and cold air intakes with real sp...

Compare the best exhaust upgrades for the 2003-2011 Crown Victoria 4.6L: long-tube headers, high-flow cats, and cat-b...

Compare the best exhaust systems and long-tube headers for the 2010-2014 Ford Raptor 6.2L. Borla, Stainless Works and...