{"product_id":"mishimoto-2018-jeep-wrangler-jl-performance-transmission-cooler","title":"Mishimoto Perf Transmission Cooler: Jeep Wrangler JL 2018-2025 \/ Gladiator JT 2020-2025","description":"\u003ch1\u003eMishimoto Performance Transmission Cooler\u003c\/h1\u003e\n\u003ch2\u003e2018–2022 Jeep Wrangler JL \/ 2020–2022 Jeep Gladiator JT\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePart #:\u003c\/strong\u003e MMTC-JL-18SL\u003c\/p\u003e\n\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe Mishimoto Performance Transmission Cooler is a precision-engineered upgrade designed specifically for the Jeep Wrangler JL (2018–2022) and Jeep Gladiator JT (2020–2022) equipped with the factory ZF 8-speed transmission. This cooler addresses the common overheating issues caused by the stock transmission cooler’s limited surface area and airflow, which can lead to premature transmission wear and costly repairs.\u003c\/p\u003e\n\u003cp\u003eWhether you are tackling challenging off-road trails, towing heavy loads, or cruising on highways in hot climates, maintaining optimal transmission fluid temperature is essential for reliable performance and drivetrain longevity. The Mishimoto cooler significantly improves cooling efficiency, helping to protect your transmission under extreme conditions and extending the life of your vehicle’s drivetrain components.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cp\u003eBuilt with advanced cooling technology, the Mishimoto Performance Transmission Cooler offers substantial improvements over the factory unit, delivering enhanced heat dissipation and fluid capacity for superior transmission protection:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e195% increase in internal fin surface area for improved heat transfer\u003c\/li\u003e\n  \u003cli\u003e93% larger external tube area to maximize airflow contact\u003c\/li\u003e\n  \u003cli\u003e32% increase in external fin area to boost cooling efficiency\u003c\/li\u003e\n  \u003cli\u003e83% greater fluid capacity to maintain cooler transmission fluid during low airflow conditions\u003c\/li\u003e\n  \u003cli\u003eUnique internal tube fins that increase fluid contact with cooling surfaces\u003c\/li\u003e\n  \u003cli\u003eCustom fitment tailored specifically for Jeep Wrangler JL and Gladiator JT models\u003c\/li\u003e\n  \u003cli\u003eDurable construction designed to withstand harsh off-road environments\u003c\/li\u003e\n  \u003cli\u003eBacked by Mishimoto’s Lifetime Warranty for long-term peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eConstruction \u0026amp; Design\u003c\/h3\u003e\n\u003cp\u003eThe Mishimoto transmission cooler is crafted from high-quality aluminum, chosen for its excellent thermal conductivity and resistance to corrosion. The design features a larger core with expanded tube and fin areas, allowing significantly more air to flow through and absorb heat efficiently. Internal fins within the tubes increase the surface area in contact with transmission fluid, optimizing heat transfer and cooling performance.\u003c\/p\u003e\n\u003cp\u003eThis robust construction ensures reliable operation in demanding conditions, whether you are crawling slowly over rocky terrain or driving at highway speeds. The cooler’s durable build is engineered to resist damage from off-road debris and environmental exposure, making it a dependable upgrade for Jeep enthusiasts.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation \u0026amp; Fitment\u003c\/h3\u003e\n\u003cp\u003eInstallation of the Mishimoto Performance Transmission Cooler is straightforward and requires no permanent modifications to your Jeep Wrangler JL or Gladiator JT. It is a direct-fit replacement for the factory cooler, utilizing existing mounting points and transmission lines for a seamless, plug-and-play upgrade. Basic hand tools are all that’s needed, and detailed instructions are included to ensure a secure, leak-free installation.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMishimoto Performance Transmission Cooler core\u003c\/li\u003e\n  \u003cli\u003eMounting hardware and brackets\u003c\/li\u003e\n  \u003cli\u003eInstallation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cp\u003eThis transmission cooler is ideal for Jeep Wrangler and Gladiator owners who frequently tow, haul, or drive in extreme conditions such as off-road trails, desert heat, or mountainous terrain. It is also an excellent upgrade for daily drivers seeking enhanced transmission protection and longevity. Whether you are a weekend adventurer or a serious off-road enthusiast, this cooler helps maintain optimal transmission temperatures for improved reliability and peace of mind.\u003c\/p\u003e","brand":"Mishimoto","offers":[{"title":"Default Title","offer_id":48092873425134,"sku":"MMTC-JL-18SL","price":357.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/1996\/5678\/files\/556d0f2c59ae2cba406325098e14a4c6.jpg?v=1780363885","url":"https:\/\/www.ironridgeoffroad.com\/products\/mishimoto-2018-jeep-wrangler-jl-performance-transmission-cooler","provider":"Iron Ridge Offroad","version":"1.0","type":"link"}