Sport Tune Only for EFI Live Spade

Features:

• Gain up to 100 HP and 180 ft-lbs
• 400 HP and 680 ft-lbs total output
• 49-state legal with emissions intact
• Fastest acceleration of all single tune options
• Eliminates dead pedal for instant throttle response
• Firm shifting and smoother gear transitions
• EFI Live Spade AutoCal V3 compatible
• Over 100 custom calibration changes from stock
• No wire splicing or sensor mods required
• Supports future performance upgrades and mods
• Recommended for competition or private property use
• Transmission tuning strongly recommended with this tune

Push Your Duramax To Its Legal Performance Edge

If your 2013 Duramax feels like it is barely scratching the surface of what it can do, the Sport Tune for EFI Live Spade is built to change that fast. This tune delivers the hardest hit of power available while staying emissions intact and 49 state legal. With gains of up to 100 horsepower and 180 ft-lbs of torque, the truck pulls harder through every gear and feels noticeably lighter under throttle. Throttle response is instant, removing the lazy pedal feel and replacing it with sharp, confident acceleration. The power comes on strong and smooth, making highway pulls and spirited driving feel effortless. This is the tune for drivers who want their truck to feel exciting again and are not afraid of serious performance. If you have plans to build your truck further down the road, this tune gives you a solid foundation to grow from.

Aggressive Calibration Designed For High Output Driving

The Sport Tune is a custom ECM calibration developed specifically for the 2013 Silverado and Sierra 2500HD and 3500HD equipped with the 6.6L Duramax LML. It includes more than 100 detailed calibration changes that optimize fuel delivery, torque management, and throttle mapping to achieve maximum legal power output. This tune produces approximately 400 total horsepower and 680 ft-lbs of torque at the engine while keeping emissions equipment fully functional. Installation is handled through the EFI Live Spade AutoCal V3 using the OBD-II port, requiring no wiring changes or sensor modifications. Firm shift behavior is calibrated to handle the added torque, though transmission tuning is strongly recommended for best drivability and longevity. While light towing is possible with proper gauges, this tune is intended primarily for performance use and competition-style driving. For drivers running manual transmissions, the throttle mapping is refined to keep shifts smooth while delivering power exactly when it is needed.

Fitment: 2013 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

Notes:

• This is a single Sport Tune, not a multi-tune pack
• EFI Live Spade AutoCal V3 hardware is required
• 49-state legal with emissions equipment intact
• Not intended for towing without proper gauges installed
• Excessive use or abuse may lead to high EGTs
• Transmission tuning is strongly recommended for best results
• Additional supporting mods may be required for regular use
• Recommended upgrades include lift pump, intake, and CP4 protection
• Tune is designed for performance and occasional use
• Ideal for drivers planning future engine performance upgrades
• Custom tune is preloaded based on your VIN
• Not suitable for inexperienced drivers or lending out