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The even numbered softwares are identical to the odd numbered ones
More efficient and useful torque curve
additional accessories
ECM update speed
11-16 Duramax LML MBRP 3" Downpipe Truck Accessory The even numbered softwares areThe MBRP 3" Turbo Downpipe provides a smoother flow from the turbo in your 2011 2016 GM 6. 6L Duramax. Removing the restriction in the factory downpipe results in lower EGTs and increased performance. The down pipe is relatively easy to install due to the precision bends that youve come to expect from MBRP. FEATURES: Greater Heat Retention 20% Greater Flow Over Stock Richer Diesel Sound Will Not Affect DPF or Urea System Gains of +21HP & +24 Ft lbs.
