{"product_id":"fetusi-aluminium-thermostat-housing-for-jeep-wrangler-jk-2012-2018-3-6l-180f-opening","title":"FETUSI Aluminium Thermostat Housing for Jeep Wrangler JK 2012-2018 3.6L – 180F Opening","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe 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.\u003c\/p\u003e\n\n\u003ch3\u003eWhat makes this housing stand out\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMaterial and build: High-strength aluminum alloy casting delivers rigidity, fatigue resistance, and improved longevity compared to plastic OEM housings.\u003c\/li\u003e\n  \u003cli\u003eCorrosion and crack resistance: The alloy construction is designed to hold up under challenging driving conditions and exposure to coolant chemistry.\u003c\/li\u003e\n  \u003cli\u003eDirect compatibility: Specifically designed for Jeep Wrangler JK 2012–2018 3.6L, with replacement part numbers 5184655AD and 5184651AH for reference.\u003c\/li\u003e\n  \u003cli\u003eOpening temperature: Thermostat opens at 180°F (85°C), supporting quicker warm-up and steady operating temperatures to reduce engine strain during warm-up.\u003c\/li\u003e\n  \u003cli\u003eCooling performance: Stabilizes coolant flow and enhances heat dissipation, contributing to stable engine temperatures during off-road duty, towing, or daily driving.\u003c\/li\u003e\n  \u003cli\u003eInstall experience: Crafted for an easy, direct replacement that minimizes downtime and avoids complex modifications.\u003c\/li\u003e\n  \u003cli\u003eWarranty and support: Comes with a 1-year warranty and accessible customer support for questions or installation guidance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eReal-world benefits and use cases\u003c\/h3\u003e\n\u003cp\u003eOn 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.\u003c\/p\u003e\n\n\u003ch3\u003eKey specs at a glance\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatibility: Jeep Wrangler JK (2012–2018) 3.6L\u003c\/li\u003e\n  \u003cli\u003eReplacement part numbers: 5184655AD, 5184651AH\u003c\/li\u003e\n  \u003cli\u003eOpening temperature: 180°F \/ 85°C\u003c\/li\u003e\n  \u003cli\u003eMaterial: Aluminum alloy casting\u003c\/li\u003e\n  \u003cli\u003eWarranty: 1 year\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation and after-sales\u003c\/h3\u003e\n\u003cp\u003eThe 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.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is the compatibility of the FETUSI Aluminium Thermostat Housing?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Compatible with Jeep Wrangler JK (2012–2018) 3.6L, replacing parts 5184655AD and 5184651AH.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What installation support and warranty come with it?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Direct replacement fit with a 1-year warranty and responsive support.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"FETUSI","offers":[{"title":"Default Title","offer_id":42469349032021,"sku":"B0FHB5LVSD","price":39.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/fetusi-aluminium-thermostat-housing-closeup-jeep-wrangler-jk.jpg?v=1778091300","url":"https:\/\/plentytorque.co.uk\/products\/fetusi-aluminium-thermostat-housing-for-jeep-wrangler-jk-2012-2018-3-6l-180f-opening","provider":"PlentyTorque","version":"1.0","type":"link"}