Transmission Custom Calibration for HP Tuners - 2017-2023 Duramax

Maximize the performance of your 2017-2023 Duramax with our expertly crafted transmission custom calibration for HP Tuners. Engineered specifically for L5P Duramax engines, this calibration delivers precision shift control, enhanced reliability, and optimized power transfer through your Allison transmission.

• Custom calibrated for 2017-2023 L5P Duramax trucks
• Fully compatible with HP Tuners software and hardware
• Optimized shift points and pressure control for peak performance
• Enhanced torque converter lockup strategy
• Reduced transmission temperatures and component wear
• Improved throttle response and drivability
• Protects transmission during high-performance applications

Our HP Tuners transmission calibration is designed to work in harmony with your engine tune, ensuring smooth, powerful shifts whether you're daily driving, towing heavy, or pushing your Duramax to its limits on the track.