Product Description
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 you’ve come to expect from MBRP.
FEATURES:
- Richer Diesel Sound
- Greater Heat Retention
- Gains of +21HP & +24 Ft-lbs.
- 20% Greater Flow Over Stock
- Will Not Affect DPF or Urea System
MBRP 3" Aluminized Turbo Downpipe - GM8428 will fit:
Fitment Notes
- 3 Bolt Flange
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