Stainlessworks Pontiac GTO Headers (2004 LS1)


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2004 LS1 Pontiac GTO Headers – Stainless steel headers with 1-3/4” primaries, 3/8” thick flanges, with a 3” collector. Includes 3” pipes to connect to factory 2 bolt flange. The best GTO headers available- used by GM on their Orange “Woodward Cruise” GTO project. The best ground clearance and fit available.

Combined with a Stainlessworks 3” Exhaust and a proper tune, many customers have gained over 35 RWHP and 35 FT# of torque over stock!

Made in the USA!

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Off road, High flow cats