HP TUNERS 2017-2021 6.6L DURAMAX UNLOCKED PCM

ECM WITH NO CORE AND READY TO SHIT LIMITED QUANTITY.

BLANK NO TUNING INCLUDED.

This product is intended strictly for off-road and racing applications. It is not approved for use on public streets or highways. Proper installation and use require additional aftermarket tuning and modifications. The manufacturer and distributors assume no liability for any damage, injury, or legal issues arising from incorrect installation or misuse of this product. Use is at the user's own risk.