Replace that restrictive factory downpipe with a MBRP direct replacement downpipe for more flow, fuel economy, and better performance. Removal of OEM catalytic converters may be a violation of emissions laws in your jurisdiction. Ensure that the intended use of this product is permitted. Not for sale or use in the state of California.
Construction: 3" Turbo Down Pipe-Carb EO # D-763.
Features
- Bolt-on Installation, Retains All Factory Mounting Points.
- Retains All Factory Mounting Points
- Direct Fit To Stock Exhaust
Fitment
MBRP 11-15 Chev/GMC 6.6L Duramax 3in Black Turbo Down Pipe
Manufacturer part number: GMCA427
Turn 14 part number: mbrpGMCA427
Yes