The PPE High-Flow Race Exhaust Manifolds with Up-Pipes for your 2001-2016 GM /Duramax (single turbo) are designed to maximize power and flow characteristics in your truck. Featuring durable, high flow Up-Pipe bellows that are internally sleeved and aircraft grade with an increased inner diameter which all together increases flow by over 20%. The entire Manifold and Up-Pipe exhaust system is designed to lower exhaust gas temperatures, reduce drive pressure, and accelerate turbo spool-up while maintaining reliability.



Features:
•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




Applications: *2001-2004 GM 6.6L Duramax

Kit comes complete with two PPE Manifolds, two PPE Up-Pipes, a PPE Down Pipe Support Bracket, PPE Stainless Steel Manifold Gaskets and Up-Pipe Gaskets. Includes manifold bolts, not up pipe bolts






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