PPE Manifolds with Up-Pipes 01-04 LB7 Duramax

PPE’s Manifold and Up-Pipes are designed to maximize power and flow characteristics. The Up-Pipe bellows are high-flow, internally sleeved and aircraft grade 304 stainless steel with an increased inner diameter.

The entire Manifold and Up-Pipe exhaust system is designed to lower exhaust gas temperatures, reduce turbo drive pressure, and accelerate turbo spool-up while increasing power, fuel economy and maintaining reliability.

• Significant reduction in exhaust back-pressure
• Cast hi-sil moly iron high-flow manifold construction
• Up-Pipes have free-flowing stainless steel inner liner bellows
• Up-Pipes made from Stainless steel 11-gauge .120-inch wall, with a 2-inch outside diameter
• Built in bosses, pre-drilled and tapped 1/8” NPT for EGT gauge sensor

Kit comes complete with two PPE Manifolds, two PPE Up-Pipes, PPE Stainless Steel Manifold Gaskets and Up-Pipe Gaskets.

* Note: LEGAL IN CALIFORNIA ONLY FOR RACING VEHICLES THAT MAY NEVER BE USED, OR REGISTERED OR LICENSED FOR HIGHWAY OR OFF-ROAD USE.