Light Tow Tune Only for EFI Live Spade

Features:

• Gain up to 55 RWHP and 99 ft-lbs
• 50 state legal with EO# D-845
• Emissions intact, no deletes required
• Designed for towing under 8,000 pounds
• Improves throttle response and pedal sensitivity
• Custom SMART EGT control for cooler temps
• Factory turbo brake remains fully functional
• Smooth power delivery in all driving conditions
• Back up trailers without lurching or hesitation
• Over 100 calibration changes from stock settings
• No wire splicing or sensor hacking required
• Compatible with EFI Live AutoCal V3

Make Towing Light Loads Feel Effortless And Smooth

If you’re running a 2011 Duramax and tow a small trailer, boat, or work rig on the regular, the Light Tow Tune is exactly what your truck needs to handle the job with more confidence. This custom EFI Live SPADE tune boosts power by up to 55 rear-wheel horsepower and 99 ft-lbs of torque, giving your truck the extra muscle to get up and moving without hesitation. It keeps everything emissions intact and is 50 state legal, so there’s no need to worry about compliance or warranty headaches. Throttle response is crisp and the revised pedal sensitivity makes low-speed trailer control a whole lot smoother, especially when backing into tight spots. Whether you’re hauling weekend toys or running jobsite gear, this tune brings usable power where you need it most without pushing your truck beyond its limits. The factory turbo brake stays active, helping you manage hills with confidence. It’s a great choice for anyone who tows under 8,000 pounds and wants their Duramax to feel stronger, sharper, and more capable in daily use.

Precision Calibrated Power For Light Towing And Everyday Driveability

The Light Tow Tune for the 2011 Silverado and Sierra 2500HD and 3500HD with the 6.6L Duramax LML is a custom ECM calibration that strikes a balance between improved towing performance and smooth daily driving. With over 100 individual calibration changes from stock, this tune adjusts fuel delivery, throttle mapping, and torque management to create a more responsive and predictable driving experience. SMART EGT control is integrated to help regulate exhaust gas temperatures under load, while built-in air-fuel ratio limits help keep soot production in check. The tune is designed specifically for towing loads under 8,000 pounds GVW, making it ideal for seasonal haulers, contractors, and work trucks carrying moderate equipment. It’s flashed through the EFI Live SPADE AutoCal V3, which requires no wire cutting or sensor modification and supports diagnostics and future updates. Full functionality of your factory turbo brake is retained, ensuring downhill stability when towing. While the tune delivers a noticeable increase in power, it’s engineered to keep everything within safe operating ranges for long-term reliability.

Fitment: 2011 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

Notes:

• This is a single Light Tow Tune, not a tune pack
• EFI Live Spade AutoCal V3 hardware is required
• 50 state legal with CARB EO# D-845
• Emissions equipment must remain installed and functional
• Designed for towing loads under 8,000 pounds GVW
• Not intended for heavy towing or high-performance use
• Transmission tuning is recommended for best drivability
• Custom tune is built specifically for your truck’s VIN
• Ideal for fleet trucks, light-duty trailers, and everyday work use
• No wire splicing or sensor hacking is required
• Supports future tune updates and diagnostic logging
• Best suited for trucks with minimal or no modifications