Description
Fits: 2017 thru 2024 Chevy Silverado/GMC Sierra 2500HD/3500HD L5P & 2019 thru 2024 Chevy Silverado 4500HD/5500HD L5D Duramax Diesels
OEM GM replacement coolant thermostats.
Includes:
- (1) 180º thermostat
- (1) 185º thermostat
- (2) Gaskets
Replaces Part#:
- GM 12680456
- GM 12680457
- GM 12680544
