2001-2004 GM HD High-Flow Exhaust Manifold and Up-Pipe Kit Ceramic Coated (116111020)

2001-2004 GM HD High-Flow Exhaust Manifold and Up-Pipe Kit Ceramic Coated (116111020)Description PPE's High Flow Manifold and Up Pipe Kit is engineered to maximize flow, lower exhaust gas temperatures and speed up turbo spool on the early Duramax. This version adds a silver ceramic coating for better heat management and a clean under hood look. The high sil moly cast iron manifold pairs with internally sleeved 304 stainless up pipes for increased inner diameter and flow. Features High sil moly cast iron manifold for durability under

Description

PPE's High-Flow Manifold and Up-Pipe Kit is engineered to maximize flow, lower exhaust gas temperatures and speed up turbo spool on the early Duramax. This version adds a silver ceramic coating for better heat management and a clean under-hood look. The high-sil moly cast iron manifold pairs with internally sleeved 304 stainless up-pipes for increased inner diameter and flow.

Features

• High-sil moly cast iron manifold for durability under heat
• Internally sleeved aircraft-grade 304 stainless up-pipe bellows
• Increased inner diameter for higher exhaust flow
• Lowers EGTs and accelerates turbo spool-up
• Silver ceramic coating for heat management and appearance

Notes

• Fitment is 2001-2004 Federal emissions trucks, 2001 only for California emissions.
• A PPE LB7 Down Pipe is required for installation; the stock down pipe is not compatible.