Shop with Blessed Performance for the PPE High-Flow Exhaust Manifolds With Up-Pipes Kit these are high-flowing replacement manifolds for your 2017-2021 GM 6.6L Duramax L5P. These manifolds are manufactures from a high-sil moly Iron casting for strength and durability. The aircraft-grade 304 stainless steel up-pipes feature bellows that are internally sleeved and made with an increased inner diameter for better flow. This manifold & up-pipe kit is engineered to optimize horsepower and flow characteristics, lower exhaust gas temperatures (EGTs) while enhancing turbo spool-up, fuel economy, and reliability.
HIGHLIGHTS:
- C.A.R.B. EO# D-701-34
- Cast Hi-Sil Moly Iron Construction
- Compatible With Factory Heat Shields
- Significant Reduction In Exhaust Back-Pressure
- Free-Flowing Stainless-Steel Inner Liner Bellows In Up-Pipes
- Protective Molybdenum Compound Layer On Manifold Gaskets
- Up-Pipes Made Of 11-Gauge .120” Wall Stainless-Steel With 2’ Outside Diameter
- Prop 65
WARNING: Cancer & Reproductive Harm - P65Warnings.ca.gov