Shop with Blessed Performance for the PPE High Flow Exhaust Manifolds with Up Pipes for your 2011-2016 GM 6.6L LML 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:
- C.A.R.B. EO# D-701-19
- Significant Reduction In Exhaust Back Pressure
- Free Flowing Stainless Steel Inner Liner Bellows
- Stainless Steel 11-gauge .120" Wall Diameter Up-Pipes
- Built In Bosses, Pre-Drilled & Tapped 1/8" NPT For EGT Gauge
Note:
On 2015-2016 models minor modification to the upper shock mount is REQUIRED for installation.