Duramax Tuner LMM DSP5 ECM

• 5-Power Levels Of DPF-Present Tuning Written For Your Truck
• 1 DSP5 Switch, Wiring & Pins For Your Duramax
  
• Plastic Conduit

Custom Information:
When it comes to custom tuning, it’s important that we know all the information about your truck to provide you with the best tunes for your application. You’ll see several text boxes above that require specific details about your truck. Follow the guide below to help explain the questions above. Custom tunes are built for DPF-present stock exhaust applications.

• Vin Number: Please enter your 17 digit VIN number in UPPERCASE letters & numbers.
• Tire Size: If stock, simply put “Stock”. If your tires are larger than factory please enter the tire size found on your tire. 
• Turbocharger: If stock, enter “stock”. If aftermarket, please enter the make and model of your current turbocharger.  
• Injectors: If other than stock, please enter size and brand. 
• Built Transmission: Transgo Jr. is not considered a built trans. Please select No above.
  
• Other Modifications: Describe any other alterations to your engine that we should be aware of.  

1. Optimized Stock Tune

• Power output near stock
• Refined timing tables for lower EGTs and higher efficiency
• 320rwhp
  

2. Heavy Tow Tune

• +60RWHP over stock
• Refined timing table for lower EGTs
• Throttle pedal revised for simplified low speed trailer maneuvering
• Built for towing loads from 8000lbs to gross vehicle weight
• Equipped with turbine break which utilizes variable geometry turbo to increase braking capacity while towing
• Up to 120 braking horsepower at 3000 rpms
• Turbine breaking is only active in tow haul mode at 0 % throttle and greater than 1800 rpm
  

3. Light Tow Tune

• + 80RWHP over stock
• Refined timing table for lower EGTs
• Throttle pedal revised for simplified low speed trailer maneuvering
• Built for towing loads under 8000lbs
• Equipped with turbine break which utilizes variable geometry turbo to increase braking capacity while towing
• Up to 120 braking horsepower at 3000 rpms
• Turbine breaking is only active in tow haul mode at 0 % throttle and greater than 1800 rpm
  

4. Sport Economy

•  +100RWHP over stock
•  Best balance of power reliability and efficiency for unloaded daily driving
• Throttle sensitivity increased for less throttle input, quicker shifting and less average RPM in daily driving situations
• Revised boost table for less back pressure
  

5. Stock Trans Race Tune

• +130 rear wheel horsepower over stock
• Maximum horsepower tune for stock transmission
• If abused, has the potential to shorten the life of your stock transmission
• Typically will run mid 14's near 93 MPH on a truck setup for drag racing