Product Description Performance tuning calibration upgrade for 2021-2023 GM 3.0L Duramax SUVs. Maximizes engine internal thermal capacity, throttle response curves, and low-end torque parameters cleanly.
HP Tuners HP Tuners | 2021-2023 3.0L LM2 Duramax (All SUV Models) MSRP: Was: Now: $600.00 - $700.00 Choose Options
HP Tuners VSE TUNING UPGRADE | 2020-2022 LM2 3.0L Duramax (Non-Refresh Models) MSRP: Was: Now: $199.00 - $798.00 Choose Options
HP Tuners VSE TUNING UPGRADE | HP TUNERS | 2017 - 2023 L5P L5D Duramax MSRP: Was: Now: $350.00 - $800.00 Choose Options