Dorman 902-2090 Engine Coolant Thermostat Housing Assembly for GM Vehicles

This precision-engineered thermostat housing assembly serves as a direct replacement for the original equipment water outlet. Constructed from high-quality composite materials, the unit is specifically designed to withstand extreme temperature fluctuations under the hood. The robust design actively resists cracking and leaking, ensuring a long service life and reliable engine temperature regulation. It matches the exact fit and durability of the stock component on specified Cadillac, Chevrolet, and GMC models. This integrated assembly undergoes rigorous testing to maintain optimal cooling system performance in demanding driving conditions. Installation is straightforward, restoring factory-level sealing and cooling efficiency without the need for specialized modifications.

Material	High-Grade Polymer (estimated: true)
Color	Black
Housing Type	Integrated
Gasket Included	Yes (estimated: true)
Mounting Hole Quantity	2 (estimated: true)
Port Quantity	2 (estimated: true)
Finish	Machined