A-Premium Thermostat Housing Assembly 3.6L V6 (2011–2018) — 203°F Thermostat, Gasket Included

The A-Premium Upgraded Aluminum Engine Coolant Thermostat Housing Assembly is a direct-fit coolant housing kit—complete with thermostat and gasket—designed to regulate engine temperature for select 3.6L V6 Dodge and Jeep models.

This replacement thermostat housing assembly is engineered as a vehicle-specific service part for Dodge Durango (2011–2015) and multiple Jeep models including Grand Cherokee WK2 (2011–2015) and Wrangler JL/JK (2012–2018). The kit includes the thermostat, a seal/gasket, mounting provisions and a cover, so it arrives ready for a straightforward swap. Built to match OE reference numbers (including 05184651AF and variants), it aims to restore reliable coolant flow and temperature control after a failure or as part of maintenance.

How will this housing assembly affect engine cooling performance?

By providing a proper sealing surface and a correctly calibrated thermostat, the assembly helps the cooling system open and close at intended temperatures. That maintains consistent coolant circulation and prevents prolonged idling at incorrect temperatures that can affect drivability.

• Includes thermostat set to open at 203°F for stable operating range
• Preinstalled gasket/seal reduces leak risk
• Precision flange dimensions for accurate fit and flow alignment

What vehicles and reference numbers does this fit?

This assembly is made for specific Chrysler 3.6L V6 applications; confirm fitment before purchase using year, make and engine details. The listing covers several OE reference numbers so it matches common factory replacements.

• Compatible with Dodge Durango 2011–2015 V6 3.6L
• Compatible with Jeep Grand Cherokee WK2 2011–2015 V6 3.6L
• Compatible with Jeep Wrangler JL 2012–2017 and Wrangler JK 2018 V6 3.6L
• Reference numbers include 05184651AF, 5184651AF, 5184651AG and related variants

What are the key specifications and build details?

The assembly combines a durable cover with the necessary internal components to perform as a thermostat housing kit. It ships with two mounting holes, one outlet port, and a bleeder hole to help purge trapped air during installation.

• Thermostat opening temperature: 203°F
• Includes thermostat, gasket/seal and cover for one-step replacement
• Mounting hole center-to-center: 3.375 inches; flange length: 3 inches
• Flange thickness: 0.3 inch; flange width: 4 inches

How reliable is this part and what warranty is included?

The assembly undergoes hardness and crushing checks during manufacturing to ensure consistent structure and sealing performance. A-Premium supports the part with a one-year unlimited-mileage guarantee for added confidence after installation.

• Manufactured to withstand typical thermal and mechanical stresses
• Designed to restore proper heat dissipation and coolant flow
• Backed by A-Premium’s one-year unlimited-mileage guarantee

Who this is for: This thermostat housing assembly is for owners, mechanics and DIY enthusiasts who need a direct-fit replacement for 3.6L V6 Chrysler vehicles listed above. It suits anyone replacing a leaking or failed housing, refreshing the cooling system, or matching OE reference numbers during maintenance. Always verify engine code and year before ordering to ensure compatibility.