FETUSI Aluminium Thermostat Housing for Jeep Wrangler JK 2012-2018 3.6L – 180F Opening
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Description
xOverview
The FETUSI Aluminium Thermostat Housing is engineered to upgrade the cooling path for the Jeep Wrangler JK lineup from model years 2012 through 2018, featuring a 3.6L engine. By replacing a plastic OEM unit with a high-strength aluminum alloy casting, this part offers enhanced durability, resistance to corrosion, and a more reliable seal across temperature cycles. This is a practical upgrade for drivers who want a robust, long-lasting component that harmonizes with existing cooling hardware.
What makes this housing stand out
- Material and build: High-strength aluminum alloy casting delivers rigidity, fatigue resistance, and improved longevity compared to plastic OEM housings.
- Corrosion and crack resistance: The alloy construction is designed to hold up under challenging driving conditions and exposure to coolant chemistry.
- Direct compatibility: Specifically designed for Jeep Wrangler JK 2012–2018 3.6L, with replacement part numbers 5184655AD and 5184651AH for reference.
- Opening temperature: Thermostat opens at 180°F (85°C), supporting quicker warm-up and steady operating temperatures to reduce engine strain during warm-up.
- Cooling performance: Stabilizes coolant flow and enhances heat dissipation, contributing to stable engine temperatures during off-road duty, towing, or daily driving.
- Install experience: Crafted for an easy, direct replacement that minimizes downtime and avoids complex modifications.
- Warranty and support: Comes with a 1-year warranty and accessible customer support for questions or installation guidance.
Real-world benefits and use cases
On rugged trails or under heavy loads, consistent cooling and reliable warm-up behavior can help maintain engine efficiency and reduce the chance of heat-related wear. The upgraded housing is positioned as a durable upgrade for enthusiasts who frequently push their Jeep Wrangler JK in demanding environments, while still fitting into typical service routines.
Key specs at a glance
- Compatibility: Jeep Wrangler JK (2012–2018) 3.6L
- Replacement part numbers: 5184655AD, 5184651AH
- Opening temperature: 180°F / 85°C
- Material: Aluminum alloy casting
- Warranty: 1 year
Installation and after-sales
The design prioritizes a seamless swap that aligns with the existing cooling circuit, reducing the likelihood of fitment issues. If you have questions about installation or fitment, the support team is available to help, and the 1-year warranty covers standard concerns.
FAQ
Q: What is the compatibility of the FETUSI Aluminium Thermostat Housing?
A: Compatible with Jeep Wrangler JK (2012–2018) 3.6L, replacing parts 5184655AD and 5184651AH.
Q: What installation support and warranty come with it?
A: Direct replacement fit with a 1-year warranty and responsive support.
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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