Thermostat Housing with Thermostat (99-03 4.8L, 5.3L, 6.0L Silverado 1500)Find parts that fit my vehicle

All-In-One Thermostat Assembly. Restore the cooling system's accuracy by replacing a worn thermostat with this all-in-one thermostat assembly. This one part is a durable housing with a thermostat pre-installed inside. This replacement part is made to fit different Chevy Silverado trucks and helps the engine run safely and efficiently when installed properly.

Built for Long-Term Dependability. The delicate thermostat mechanism is housed within a tough exterior that's resistant to weathering, and that can withstand impacts from rocks and other debris. The housing makes this replacement part durable and gives users years of performance from the part.

Straightforward Installation. Installing this thermostat is a simple process that most mechanics can complete in around 60 minutes. Replacing the part is as simple as gaining access to the thermostat, unbolting the original, and bolting the new product into position. Moving some components is necessary to complete this installation and working with a professional is recommended.

Built for Accurate Cooling System Operation. This thermostat is designed with a series of wax pellets that control the valve mechanism of the thermostat to allow or block the flow of coolant to and from your engine from the radiator. The thermostat helps your engine run as efficiently as possible thanks to a careful design.

Application. This replacement thermostat unit fits 1999-2003 Chevrolet Silverado half-ton trucks equipped with 4.8L, 5.3L, or 6.0L engines.

Fitment:

• 1999 Chevrolet Silverado 1500
• 2000 Chevrolet Silverado 1500
• 2001 Chevrolet Silverado 1500
• 2002 Chevrolet Silverado 1500
• 2003 Chevrolet Silverado 1500

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