ACDelco OE Thermostat Kit.
If your truck is not heating up properly you may need to replace the thermostats.
Includes thermostat party numbers: 131-131 and 131-163
For 2017, 2018. 2019, 2020 GM 6.6L Duramax L5P
If your truck is not heating up properly you may need to replace the thermostats.
If your truck is not heating up properly you may need to replace the thermostats.
Includes thermostat party numbers: 131-131 and 131-163
For 2017, 2018. 2019, 2020 GM 6.6L Duramax L5P
If your truck is not heating up properly you may need to replace the thermostats.
Kit Includes:
- 131-131 Thermostat - Rear 180 Degrees
- 131-163 Thermostat- Front 185 Degrees