Shop with Blessed Performance for the PPE High Flow Exhaust Manifolds with Up Pipes for your 2007.5-2010 GM 6.6L LMM Duramax diesel. Designed to outlast your truck the manifolds are made from high-quality cast iron and the up pipes are made from stainless steel. Plus the aircraft grade Up-Pipe bellows are high-flow, internally sleeved, and have an increased inner diameter.
Highlights:
- CARB E.O. D-701-1
- 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
- Modified Coolant Tube required for installation (sold separately)
Note:
Modified coolant tube REQUIRED