Buy 2001 Mazda Millenia Engine Coolant Thermostat Housing. 2.5 LITER. 2.5 LITER, front. 626, MX-6; 6 COOLING, LITER, Cyl - OEM Mazda Part # KL0115172 (KL01-15-172)

Thermostat.
Engine Coolant Housing where a Thermostat is used but not included. hsng. Cover, THER. Engine Coolant Housing. Water Neck.

Engine Coolant Thermostat Housing

Fits 626, Millenia, MX-3, MX-6

2.5 LITER. 2.5 LITER, front. 626, MX-6; 6 Cyl. 626, MX-6; w/o Turbo; All; 6 Cyl. Millenia; 2.5L. MX-3; 1.8L.
Engine Coolant Thermostat Housing - Repair or Replace
A failed thermostat housing will likely result in a cooling system leak, or will cause the engine in your 2001 Mazda Millenia to overheat. Consider replacing your engine coolant thermostat or having our staff of expert techs handle it for you.