NEW 01-16 GM Duramax HD Exhaust Manifold Kit | 2001-2016 Chevy / GMC Duramax 6.6L LB7, LLY, LBZ, LMM, LML

New replacement Heavy Duty 2001-2016 GM Duramax exhaust manifold kit for LB7, LLY, LBZ, LMM, and LML engines. These diesel log-style manifolds were built for customers looking to utilize stock-style up-pipes while also increasing flow rates and decreasing EGTs. Made tough using high-quality ductile silica moly cast iron. The manifold ports are machined to match the factory gaskets to ensure the highest exhaust flow possible. The manifolds are compatible with the stock up-pipes, which allows the manifolds to be installed without having to remove the down-pipe or the up-pipes.

Features:

• Lower EGTs
• Compatible with factory up-pipes

Kit Includes:

• Right and left log-style manifolds
• Manifold install hardware
• Gaskets