This set of exhaust manifolds and up pipes makes a significant difference in the flow of your exhaust system pre-turbo. This system will reduce EGT's and help your engine come alive!
2. High Flow Exhaust Up Pipes
2. High Flow Exhaust Manifolds
2. Exhaust Manifold Gaskets
4. Exhaust Up Pipe Gaskets
1. Mounting Hardware
Fits: 2001-2016 LB7 LLY LBZ LMM LML 6.6l Duramax engines in 2500 & 3500 applications.
Note: Non-EGR up pipe, the EGR system must be removed on LB7 (California engines), and LLY-LML engines. 2015+ may require modification of the shock mount.
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