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MBRP 3" Turbo Downpipe GM8427 2011-2015 GM 6.6L Duramax LML

The MBRP down pipe provides a smoother flow from the turbo resulting in lower EGT’s and increased performance. The down pipe is a relatively easy install due to the precision bends that you’ve come to expect from MBRP
Was: $214.99
Sale: $199.00
Save: 7%
Save: $15.99




  • Greater Heat Retention
  • 20% Greater Flow Over Stock
  • Richer Diesel Sound 
  • Will Not Affect Emissions (DPF or Urea System) 
  • Gains of +21HP & +24 Ft-lbs. 

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