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more secure connection on more applications
NOTE: This is a send in service
When it comes to building a reliable
and in rebuildable condition
Manufactured with precision-machined 7/16-inch diameter and a
2017-2019 Duramax L5P Tuning Package What Size Exhaust Would You Like?:4 more secure connection on moreWhats Included Tuning Configuration OptionsChoose between a single performance tune or Shift On The Fly (SOTF) tuning. MPVI4 Tuning InterfaceIndustry leading hardware for advanced Duramax ECM tuning and diagnostics. Four (4) Universal CreditsRequired for ECM unlocking and flashing. Coolant Upgrade Kit (MADE IN THE USA) Downpipe (MADE IN THE USA) Diagnostic Plug Kit (MADE IN THE USA) Exhaust Choice IMPORTANT For ALL 2017 and Some 2018 trucks, the GM