17-23 L5P HP TUNERS SOTF

• SOTF (Switch-On-The-Fly) 5-Tune Pack
Includes five distinct power levels, allowing seamless switching based on driving needs.
Power Levels:

• Level 1:+ 30 HP

• Level 2: +80 HP

• Level 3: +120 HP

• Level 4: +180HP

• Level 5: +230 HP

Switching between tunes on the fly offers unmatched flexibility — cruise efficiently or unleash full power instantly.

Key Features

• Enhanced Power & Torque – Gain noticeable improvements in horsepower and torque for stronger towing and acceleration.

• Improved Fuel Efficiency – Efficient tuning strategies can help reduce fuel consumption.

• Refined Drivability – Expect smoother throttle response, better shift points, and improved overall driving feel.

Compatibility

Designed specifically for:

• 2020–2023 GMC Sierra 2500/3500

• 2020–2023 Chevrolet Silverado 2500/3500

• Equipped with the Duramax L5P 6.6L engine

Please confirm your vehicle's compatibility before installation.

Installation Notes

• MPVI3 Device Required – You’ll need an HP Tuners MPVI3 interface to flash the tunes.

• 6 Universal Credits Needed – Required to unlock and flash the ECM.

• DIY-Friendly with Optional Pro Support 

• Custom-Calibrated Performance – Each tune is built to suit the L5P platform for optimal results.

• Real-World Tested – Backed by data and testing from real drivers and trucks.

• Ongoing Support – Stay current with access to updates and tuning support.