50 States Emissions Legal
PPE’s High-Flow Exhaust Manifolds and Up-Pipes have a 53% greater flow over stock and are 50 State emissions legal.
PPE Manifolds are made from high-quality cast iron and the Up Pipes are made from 11 gauge 304 stainless steel. The aircraft grade 304 stainless steel Up-Pipe bellows are high-flow, internally sleeved, and have an increased inner diameter.
Available for 2001-2015 Duramax equipped trucks. E.O No. D-701-6
NOTICE: LMM trucks require heater modifications on driver's side. Call for details.
- 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
PPE part numbers:
- 116111000 (2001 CA & 2001-2004 Fed LB7 D-Pipe)
- 116111200 (2002-2005 CA LB7/LLY) - Core Charge Applies
- 116111400 (2004-2005 Fed LB7/LLY) - Core Charge Applies
- 116111600 (2006-2007 LLY/LBZ)
- 116111800 (2007.5-2010 LMM)