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2011-2015 Duramax 3" Downpipe (GM8427)
MBRP
Part Number:
GM8427
Regular price
$389.99 CAD
Unit price
Purchase to earn 389 Dirty Dollars Learn More
Description
Description
The MBRP GM8427 3" Downpipe helps your 2011-2015 6.6L LML breath by increasing the exhaust flow off your turbocharger. Removing the restrictions caused by your OEM downpipe - the MBRP replacement will lower your EGTs and increase performance. The install process is as simple as it gets from the precision bending that you'd expect from an MBRP kit.
Part Number: GM8427
Features
Features
- Improved Heat Retention & Dissipation
- 20% Greater Flow Over Stock
- Gains of 20hp & 24ft-lb
- Richer Exhaust Note
Notes
Notes
- Will not work with a 3-bolt flange-style connection!
Questions and Answers
Questions and Answers
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2011-2015 Duramax 3" Downpipe (GM8427)
