BD Diesel 01-16 Chevrolet Silverado/GMC Sierra 2500/3500 HD 6.6L Exhaust Manifold Kit E741 Welcome to our newest revision

Welcome to our newest revision of our F chassis valved exhaust setup

improves brake behavior and ensures better driving comfort and better heat conduction properties that allows faster transfer of heat from the braking surfaces to other surfaces shortening cooling times

secure connection between the aFe POWER air intake tubes and the turbos

Each #19583 exhaust system was engineered with the most popular bolt-on modifications in mind

giving it a drastically improved appearance and a lower center of gravity

BD Diesel 01-16 Chevrolet Silverado/GMC Sierra 2500/3500 HD 6.6L Exhaust Manifold Kit E741 Welcome to our newest revisionExperience 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