Dayco Thermostat DT19A Ultra-4WD smoother running

smoother running

It contains a special anti-shudder (noise & chatter) additive

The idler arm consists of a bracket

synthetic base oils combined advanced additive technology including *full zinc + (exceeding 1800+ ppm levels) for maximum engine

oil oxidation and sludge under all operating conditions

Dayco Thermostat DT19A Ultra-4WD smoother runningDayco 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