Coolant Reservoir (11-14 6.6L Duramax Silverado 3500 HD)Find parts that fit my vehicle

Premium Replacement Component. The coolant reservoir serves as the expansion tank for coolant fluids within the vehicle’s cooling system. It manages coolant overflow and recovery, helping maintain proper coolant levels and preventing overheating. Its pressurized design stabilizes cooling system pressure to ensure optimal engine performance and reliability.

Construction and Appearance. Made of durable plastic, this reservoir features a robust build designed to withstand thermal cycling and pressure in the cooling system. It includes a matching cap rated for up to 20 PSI and has an integrated level sensor float for easy coolant monitoring.

Installation. Installation is straightforward with no drilling required. This reservoir is a direct replacement for the original, designed for a hassle-free upgrade. As mounting hardware is not included, it utilizes existing vehicle mounts for secure fitment.

Warranty. This reservoir is backed by a limited lifetime warranty against manufacturing defects.

Application. Specifically engineered to fit the 2011 through 2014 6.6L Duramax Silverado 3500 HD models.

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