Quality parts you can trust made by skilled American workers, right here - in the USA. Stainless Diesel Exhaust Manifolds are the best on the market, with zero failures in the 12+ years of being run on daily drivers, race trucks, pullers & semi trucks.
Big Sexy: Derrick Barney’s 1,100 HP Fourth-Gen
Time flies when you’re having fun, and for Derrick Barney
the past four years have flown by. After installing our 2nd Gen Single
Turbo Swap, running our 5-blade S472 and T-4 24-valve exhaust manifo..