Manifolds, Tubular Exhaust, 1964-88 GM w/LS Engine

Maximizes engine bay clearance

Patriot's cast iron manifolds for GM LS-engines offer a wide variety of fitment applications maximizing engine bay clearance. The Patriot LS cast manifold also incorporates a sealing dome and ships with a pair of 304 series stainless steel reducers to help route your exhaust system with more adjustment options than the competition. No more expensive GM gaskets needed to get you on the road. Features 1-5/8" primary tubes. Available in a natural, Hi-temp black, or metallic silver ceramic finish.