2007.5-2010 LMM Duramax

Instantly choose between towing, race, sport economy driving and stock tunes for your 2007, 2008, 2009 or 2010 Chevy Silverado or GMC Sierra. EFI Live license is optional. You can purchase the required switch for LLY from us as well.

Flash using your EFI Live Flash Scan or AutoCal device

You will need an EFI License that you can buy from us

5 Switch on the Fly Tunes 

• Instantly switch tunes while driving
• Choose your switch option based on model year
• Motorops tunes produce less smoke
• More consistent power delivery
• Easy installation instructions
• Telephone support if needed

Switch Between:

HEAVY TOW

• For towing from 8,000lbs up to Gross Vehicle Weight Rating
• Wider torque curve assists heavy loads
• + 60 RWHP, + 120 ft-lbs torque
• Exhaust temperatures drop up to 100F under full load

LIGHT TOW

• For those towing below 8,000lbs
• Perfect balance of sport driving & functionality
• Designed for weekend tower, boats, small tractors, etc
• Unhook and enjoy a sportier drive
• + 80HP, + 160 ft-lbs torque  

SPORT ECONOMY

• Fun “unloaded” daily driving
• For driving around town, highways
• Impress your friends
• Put a smile on your face
• + 100 RWHP, +200 ft-lbs torque
• Puts your vehicle near the 400 RWHP mark

RACE

• Maxes out the factory fuel system
• +130 RWHP, +260 ft-lbs torque
• Adds 260 ft-lbs of torque over factory
• Recommend transmission tune to avoid premature wear
• If you drive responsibly, can use Performance as you would Sport Economy
  

OPTIMIZED STOCK:

• + 10HP, +20 ft-lbs torque
• Leaves factory rev limit in place

• Switch for LMM

Transmission Tuning

• Revised shift schedule to improve drive-ability
• Keeps the truck on top of the turbo
• Improved shift timing
• Re-designed torque converter lock-up strategy
• Allows power transfer from the engine to the wheels more directly

Single Tune: $399.99

SOFT Tune: $449.99

EFI Live Auto Cal: $650.00

Transmission Tuning: $249.99

SOFT Switch: $55.99

We also provide high-quality exhaust systems, EGR kits, and harnesses, along with any additional parts needed to complete your tuning setup.