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Engine Coolant Housing where a Thermostat is used but not included. Pipe that is part of The Engine Cooling system. Type-B. Neck. Engine Coolant Thermostat Housing. Thermostat hsng.
Fits SIENNA (2004 - 2010)2004-06. 2004-06, Japan built, type 2. 2004-06, US built. 3.3 LITER. Sienna. Engine Coolant Thermostat Housing - Repair or ReplaceA failed thermostat housing will likely result in a cooling system leak, or will cause the engine in your TOYOTA SIENNA to overheat. Consider replacing your engine coolant thermostat or having our staff of expert techs handle it for you.
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