PPE Duramax High Flow Exhaust Manifolds with Up-Pipes 2002-2005 CA LB7/LLY
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 with an increased inner diameter. 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:
▪ Cast hi-sil moly iron high flow manifold construction
▪ Significant reduction in exhaust back pressure>
▪ Free flowing Stainless Steel Inner Liner Bellows
▪ Stainless Steel 11-gauge .120-inch wall diameter Up-Pipes
▪ Built in bosses, pre-drilled and tapped 1/8" NPT for EGT gauge