BD Diesel 01-16 Chevrolet Silverado/GMC Sierra 2500/3500 HD 6.6L Exhaust Manifold Kit E741 FOX Factory Race Series combines

FOX Factory Race Series combines race-proven technology with new

It is extremely difficult to find this replacement part and even harder to find brand new OEM replacements

As the VQ35HR ages

Leak-Free Seal: High quality OE-style flange and band clamps are used for a complete 360-degree sealing surface eliminating leak paths

controlled towing experience with your lifted truck

BD Diesel 01-16 Chevrolet Silverado/GMC Sierra 2500/3500 HD 6.6L Exhaust Manifold Kit E741 FOX Factory Race Series combinesExperience performance and durability with the enhanced Duramax exhaust manifolds, specifically designed for the 2001 2016 6. 6L Duramax engines. The BD upgraded manifolds not only remove the flow restriction found on the 2001 2006 model driver's side manifold, but they also increase overall flow on both manifolds by 5%! Crafted with precision, the BD manifolds feature robust, 65% thicker designed castings constructed from high silicon ductile iron to