Not for Sale in the State of California
The MBRP down pipe provides a much smoother flow of exhaust from the turbo. By allowing exhaust to leave the engine quicker results in lower EGT’s as well as an increase in performance. The down pipe is an easy install that requires basic handtools.SKU: GM8427 MBRP Down Pipe for GM Duramax LML 2011-2015

Shipping Information
- Item Requires Shipping
- 6.00 lbs.
- W7" x H6" x L23"
Specs
- mbrpGM8427
Vehicle Applications
2015 Chevy/GMC 2500 6.6L
2015 Chevy/GMC 3500 6.6L
2014 Chevy/GMC 2500 6.6L
2014 Chevy/GMC 3500 6.6L
2013 Chevy/GMC 2500 6.6L
2013 Chevy/GMC 3500 6.6L
2012 Chevy/GMC 2500 6.6L
2012 Chevy/GMC 3500 6.6L
2011 Chevy/GMC 2500 6.6L
2011 Chevy/GMC 3500 6.6L
Details
- SKU:GM8427
- Item #:mbrpGM8427
Categories
Reviews / Q&A