Designed to replace the stock manifolds and mate directly to your factory catalytic converters, significantly improving your performance and efficiencies. Features 1-7/8” .065 wall thickness primaries with merge style collectors and scavenger spikes, ARH Race Manifolds are 100% USA Manufactured and come with a with lifetime warranty.
American Racing Headers is proud to announce our New CARB Legal #D-693-2 Hemi Race Manifolds
- 100% Made in the USA - Never Outsourced
- Made entirely of 304 stainless steel
- 3/8" thick laser-cut flanges for a warp-free seal
- Hand-ported TIG welded inlets
- Optimized primary tube routing for superior fit and performance
