Mishimoto

Mishimoto 2018+ Jeep Wrangler JL Performance Transmission Cooler

SKU MMTC-JL-18SL

MPN misMMTC-JL-18SL

$357.95 · In stock

Mishimoto 2018+ Jeep Wrangler JL Performance Transmission Cooler

Whether you're cruising the highway or crawling a trail through Moab in your 2018+ Jeep Wrangler JL, keeping your transmission cool should be a priority.The 8-speed transmission mated to the 2018+ Wrangler JL makes it incredibly capable both on and off-road. But in both situations, the excellent ZF transmission could be let down by the stock transmission cooler. Poor airflow and a cramped cooling stack makes the stock transmission cooler the weak link in your JL's drivetrain, but Mishimoto has the solution.Mishimoto's performance transmission cooler for the 2018+ Jeep Wrangler JL is custom designed to extract every ounce of cooling capacity from the air passing through your JL's grille. Our transmission cooler features a 93-percent increase in external tube area and a 32-percent increase in external fin area to make sure that all of the air passing over the cooler is utilized.The Mishimoto transmission cooler also features unique fins within the tubes to add even more cooling surface area and make sure that all of the fluid is in contact with a cooling surface. This feature, combined with the 83-percent increase in fluid capacity, means that no matter how low the airflow is, your transmission will stay safe and cool.Like all Mishimoto 2018+ Jeep Wrangler JL products, this performance transmission cooler is backed by our Mishimoto Lifetime Warranty, so you'll never have to worry about an overheating transmission ruining your day on the trail or road trip ever again.

Confirmed vehicle fitment
YearsMakeModelSubmodelDrive
2020JeepGladiatorLaunch Edition
2024–2025JeepGladiatorHigh Tide
2024JeepGladiatorJeep Beach
2021–2023JeepGladiatorWillys Sport
2024–2025JeepGladiatorMojave X
2021JeepWranglerUnlimited Freedom
2021–2025JeepGladiatorTexas Trail
2021–2022JeepWranglerUnlimited Willys
2024–2025JeepWranglerRubicon X 4xe
2023JeepWranglerHigh Tide
2024–2025JeepWranglerRubicon 4xe
2023–2025JeepWranglerSahara
2020–2023JeepGladiatorOverland
2023JeepGladiatorFreedom
2021–2022JeepWranglerUnlimited Rubicon 4xe
2021JeepWranglerIslander
2021–2025JeepWranglerWillys
2024–2025JeepGladiatorNightHawk
2021JeepWranglerUnlimited 80th Anniversary
2021JeepWranglerFreedom
2020–2025JeepGladiatorMojave
2020JeepGladiatorAltitude
2022JeepWranglerUnlimited High Tide
2021JeepWrangler80th Anniversary
2022JeepGladiatorAltitude
2021–2023JeepGladiatorHigh Altitude
2021–2022JeepWranglerUnlimited Sport Altitude
2021–2022JeepWranglerUnlimited High Altitude
2024–2025JeepWranglerWillys 4xe
2023JeepWranglerUnlimited Willys 4xe
2024–2025JeepWranglerHigh Altitude 4xe
2020–2025JeepGladiatorRubicon
2018–2025JeepWranglerSport
2018–2019JeepWranglerUnlimited Moab
2018–2022JeepWranglerUnlimited Rubicon
2023JeepWranglerHigh Altitude
2018–2025JeepWranglerSport S
2018–2022JeepWranglerUnlimited Sport
2024–2025JeepWranglerRubicon X
2021–2022JeepWranglerUnlimited Sahara 4xe
2020–2025JeepGladiatorSport
2020–2025JeepGladiatorSport S
2021–2024JeepWranglerWillys Sport
2024–2025JeepWranglerSport S 4xe
2018–2022JeepWranglerUnlimited Sport S
2023JeepWranglerSahara Altitude
2021–2022JeepWranglerUnlimited Sahara Altitude
2021–2022JeepWranglerUnlimited Willys Sport
2021JeepGladiator80th Anniversary
2023JeepWranglerSport Altitude
2024–2025JeepGladiatorRubicon X
2023JeepWranglerFreedom
2023–2025JeepWranglerSahara 4xe
2021JeepWranglerUnlimited Islander
2018–2022JeepWranglerUnlimited Sahara
2021–2025JeepGladiatorWillys
2018–2025JeepWranglerRubicon
2021–2022JeepWranglerUnlimited High Altitude 4xe
Specifications
CategoryCooling
Sub-CategoryTransmission Coolers
UPC811580038310
CARB ApprovedYes
Prop 65 WarningY
Weight4.9 lb
Dimensions (L×W×H)29.7 × 10.3 × 5.3 in