Radiator Shutter Assembly Compatible with Chevrolet Silverado 1500 (17-18), for GMC Sierra/Sierra 1500 (17-19) Replaces 601-374, GM1206119, 23300225, 84363184

Replace Number: 601-374, GM1206119, 23300225, 84363184. | Compatibility: Compatible with 2017-2018 Chevrolet Silverado 1500 (submodel: Custom, High Country, LS, LT, LTZ, SSV, WT); for 2019 Chevrolet Silverado 1500 LD (submodel: Custom, LT, WT); for 2017-2018 GMC Sierra 1500 (submodel: Base, Denali, SLE, SLT); for 2019 GMC Sierra 1500 Limited (submodel: Base, SLE). | Function: The active grille shutter regulates airflow into the radiator by dynamically modulating the opening angle of the radiator inlet. This modulation is governed by real-time engine temperature requirements, thereby enabling precise and responsive thermal management of the engine. | High Quality: The active grille shutter is constructed from high-performance engineering plastic, offering exceptional wear resistance and thermal stability under elevated temperatures. Designed for long-term durability, it maintains reliable functionality across diverse environmental conditions, thereby contributing to enhanced vehicle aerodynamic efficiency and driver comfort. | Notice: Please confirm the part number, fitment details and pictures listed are the same as your needs before purchasing.