2021 Chevy Silverado 4500 HD Antifreeze & Additives
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ACDelco® - GM Original Equipment™ Engine Coolant & AntifreezeChevy Silverado 4500 HD 2021, GM Original Equipment™ Engine Coolant & Antifreeze by ACDelco®. Dex-Cool Extended Life Engine Coolant - 1 gal. ACDelco Dex-Cool Extended Life Engine Coolant is a silicate, borate, nitrite, and phosphate...Designed to help provide effective long-term anti-corrosion support by protecting brass, cast iron, steel, solder, and copper componentsDesigned to provide high-temperature protection for aluminum components$17.83
