MBRP GM8428 3" Turbo 3 bolt flange Downpipe 2015.5-2016 Chevy/GMC 6.6 LML Duramax
The MBRP GM8428 3" Turbo Downpipe for your 2015.5+ GM 6.6L Duramax LML. Removing the restriction in the factory downpipe results in lower EGT’s and increased performance. The down pipe is relatively easy to install due to the precision bends that...
- Category: Duramax 2011 – 2016 LML Components
- Richer Diesel Sound
- Greater Heat Retention
- Gains of +21HP & +24 Ft-lbs.
- 20% Greater Flow Over Stock