OEM AC Delco Engine Block Heater & Cable 2020+* GMC Chevrolet 6.6L Duramax - L5P
Genuine AC Delco Engine Block Heater Cord
Models 84766919 &12705875
2020+** 6.6L Duramax - L5P
WILL NOT 2017-2019**
Genuine AC Delco Engine Block Heater Cord
Models 84766919 &12705875
2020+** 6.6L Duramax - L5P
WILL NOT 2017-2019**