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: Armor BLK Turbocharger Down Pipe
Features
- Richer Diesel Tone. Increase Flow of 20% Over Stock, 21HP Gains and 24lb/ft Torque.
- 20 Percent Greater Flow Over Stock
- Will Not Affect Emissions
- Gains Of +21 Horsepower
- 24 lb./ft./ Torque Gain
- Greater Heat Retention
- Richer Diesel Sound
Fitment
MBRP 11-13 Chev/GMC 6.6L Duramax 3in Turbo Down Pipe Black
Manufacturer part number: GM8427
Turn 14 part number: mbrpGM8427
Yes