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Description
xOverview
The A-Premium Engine Coolant Thermostat Housing is a precise replacement designed for Jeep Wrangler JK models from 2007 to 2011 with a 3.8L V6 engine. This unit is compatible as a replacement for OE part 4666149AA and aligns with reference numbers CH5357, 902-3038, CO34826, and 85357. Built with a black plastic body, it undergoes manufacturing checks to ensure strict tolerances and durable performance across heat cycles. The goal is to support a healthy cooling path without introducing friction or misalignment in the cooling circuit.
Key specifications
- Vehicle fitment: Jeep Wrangler JK 2007-2011 V6 3.8L
- Reference numbers: CH5357, 902-3038, CO34826, 85357, 4666149AA
- Material: Plastic; Color: Black
- Gasket or Seal Included: No; Mounting Hardware Included: No
- Inside Diameter (in): 1.66; Outlet Inside Diameter (in): 1.29; Outlet Outside Diameter (in): 1.49
- Outlet Quantity: 1; Outlet Tube Length (in): 2.57
- Bolt Hole Center To Bolt Hole Center (in): 2.35; Bolt Hole Quantity: 2
- Mounting Hole Diameter (in): 0.29; Mounting Hole Quantity: 2
- Maximum Height (in): 3.31; Type: Regular
What to expect in use
- Hardness and crushing tests support precise structures and reliable performance under heat cycles.
- Design aims to help adjust the heat dissipation capacity and keep the engine within a proper temperature range when installed correctly.
- Direct-fit replacement helps restore function in the cooling system without altering core components.
- One-year unlimited-mileage guarantee provides purchase confidence while you upgrade or repair.
Note: This part is intended as a direct replacement in compatible vehicles. Gasket and mounting hardware are not included, so reuse or source those items as needed for a complete installation. When installed with the rest of the cooling system, this thermostat housing may help maintain consistent coolant flow and temperature behavior, contributing to smoother vehicle operation.
FAQ
Q: What vehicle models is this thermostat housing compatible with?
A: Jeep Wrangler JK 2007-2011 with 3.8L V6.
Q: Does this include gaskets or mounting hardware?
A: No gasket and no mounting hardware are included.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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