Shop with Blessed Performance for the PPE High Flow Exhaust Manifolds with Up Pipes for your 2002-2004 GM 6.6L LB7 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
- Reduces Back Pressure
- Stainless Steel Inner Liner Bellows
- Pre-Drilled & Tapped 1/8" NPT For EGT Gauge
- Stainless Steel 11-Gauge .120-Inch Wall Diameter Up-Pipes
