Single Tune 2020-2023 Duramax L5P for HP Tuners Power Level::Sport Economy Recommend transmission tune to avoid

Recommend transmission tune to avoid premature wear

+220 ft-lbs torque (595-600 RWHP

and enhance performance with the C6292PLM 4" down pipe back exhaust kit from P1 Race Products

Select from any of our purpose built tunes by plugging your EZ Lynk Auto Agent 3 into your OBD2 port and selecting the tune that fits your truck's use

Requires an up-pipe for a full EGR "Upgrade"

Single Tune 2020-2023 Duramax L5P for HP Tuners Power Level::Sport Economy Recommend transmission tune to avoidImprove the performance on your 2020, 2021, 2022, or 2023 Chevy Silverado or GMC Sierra. Hardware and credits are optional (if you already own them), but required to perform ECM tuning. Select the single power level below that best suits what you demand out if your vehicle. Single Tune Power Levels options are as follows: Optimized Stock Tune Refined factory settings Smoother running engine & power delivery Reduced exhaust temperatures Leaves factory