HP Tuners 2017-2019 6.6L Duramax New Unlocked TCM

Required to load custom transmission tuning.

Note

Sending your core in after receiving your order will result in an upfront core charge amount of $300 to be refunded upon the return and inspection of the core

Damaged cores that do not comply with manufactures core return guidelines will not be refunded

Return Core Shipping Costs are at the purchasers expense