Performance Thermostat Housing Kit for Jeep Compass (2007-2017) 2.4L

Heavy-Duty Aluminum Thermostat Housing Kit for 2007-2017 Jeep Compass (MK49)

What it Does: The Performance Thermostat Housing Kit replaces the failure-prone factory coolant manifold on the 2007-2017 Jeep Compass to prevent coolant leaks, maintain precise thermal regulation, and prevent severe engine overheating.

The Stock Jeep Compass Plastic Housing Failure

The OEM composite plastic thermostat assembly on the MK49 chassis equipped with the 2.4L World Engine (ED3) degrades rapidly under repetitive thermal cycling and internal cooling system pressure. Over time, engine heat soak causes the brittle factory plastic to warp, develop hairline fractures around the mounting bolt bosses, and degrade internal gasket channels. This structural fatigue leads to persistent coolant loss, trapped air pockets, unstable operating temperatures, and potential cylinder head warpage if cooling circuit pressure drops uncorrected.

The Engineering Solution

This upgraded kit substitutes the fragile plastic manifold with a direct-fit cast aluminum thermostat housing assembly engineered to withstand severe thermal loads and system pressures. Precision-machined mating surfaces ensure a flush, leak-proof seal against the engine block using the supplied heavy-duty housing gasket and dual O-rings. The complete assembly comes ready to install with a pre-calibrated thermostat and a direct-fit coolant temperature sensor (ECT), restoring factory coolant flow rates and ensuring precise temperature reporting to the PCM.

What's Included

• 1 Thermostat Housing Assembly
• 1 Thermostat
• 1 Coolant Temperature Sensor
• 1 Housing Gasket
• 2 O-Rings

Technical Specifications

Compatibility

• 2007-2017 Jeep Compass 2.4L I4

Frequently Asked Questions & Fitment Warnings

Does this fit the MK49 Compass?

Yes, this is a direct fit for the 2007-2017 Jeep Compass equipped with the 2.4L World Engine. Does not fit 2.0L gasoline engines or overseas diesel configurations.

Do I need to bleed the cooling system after installing this housing?

Yes, a full cooling system vacuum fill or manual burping procedure is required post-installation to purge trapped air from the cylinder head and heater core.

The Jeep Durability Standard

Engineered to handle elevated thermal stresses during stop-and-go commuting, hauling, and off-pavement trail use, this all-metal thermal assembly provides the structural reliability needed to keep your 2.4L powertrain operating within optimal temperature bands.