Dayco Thermostat DT63A Blue Featuring both upper and lower

Featuring both upper and lower ball joints

Its new and improved formulation means more applications are now possible

All Bearing Wholesalers hubs are manufactured to the highest quality using high grade steel material and relevant heat treatments to ensure smooth

Low restriction to flow which makes it excellent at start up and when cold

New vehicle warranty protection

Dayco Thermostat DT63A Blue Featuring both upper and lowerDayco thermostats are designed to OEM specifications and come with a heat sensing wax filled copper power pill that detects the coolant temperature in the engine. The Dayco thermostat's amazing heat sensing power pill controls coolant flow from the radiator when the engine is cold to reach optimum operating temperature quickly. It then allows coolant to circulate through the engine when operating temperature is reached to create the perfect