⚡ Elevate Your Ride with Power and Pride!
The Hummer H3 Header delivers a significant performance upgrade with a 32 HP and 28 TQ increase, designed for both 3.5L and 3.7L 5-cylinder engines. Constructed from robust T304 stainless tubing, this header features precision-engineered 1 5/8" primaries and 3/8" thick flanges, ensuring durability and optimal performance, all proudly made in the USA.
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