|LML 6.6L Duramax
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
- Improved Heat Retention & Dissipation
- 20% Greater Flow Over Stock
- Gains of 20hp & 24ft-lb
- Richer Exhaust Note
- Will not work with a 3-bolt flange-style connection!
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