Mishimoto

Mishimoto 18+ Jeep JL / 20+ JT (2.0L/3.6L/3.0L) Coolant Expansion Tank

SKU MMRT-JL-18

MPN misMMRT-JL-18

$335.95 · Out of stock

Mishimoto 18+ Jeep JL / 20+ JT (2.0L/3.6L/3.0L) Coolant Expansion Tank

Upgrade your Jeep Wrangler JL or Gladiator JT with an aluminum expansion tank built to withstand the toughest trails and daily driving. The stock plastic tanks in Wranglers are known for cracking and leaking at the seams. It is not a matter of if it will fail, but when. Replacing it with this TIG-welded aluminum tank ensures you are ready for your next adventure without worrying about coolant loss.--This coolant recovery tank increases fluid capacity over the factory design and features internal OEM-style baffling to prevent aeration and sloshing when your Jeep is off-camber or bouncing through rough terrain. The wrinkle black powder-coated finish not only adds corrosion resistance but also gives your engine bay a rugged, refined look. An easy-to-read sight glass replaces the factory dipstick, making fluid checks quick and straightforward.--Installation is simple and can be done before your next weekend trip, giving you peace of mind on and off the trail. Complete with a Mishimoto radiator cap and backed by our lifetime warranty, this aluminum expansion tank is the reliable upgrade every Wrangler and Gladiator owner needs.

Confirmed vehicle fitment
YearsMakeModelSubmodelDrive
2024–2025JeepWranglerRubicon 4xe—
2021JeepWranglerUnlimited Freedom—
2020JeepGladiatorLaunch Edition—
2021JeepWranglerFreedom—
2021–2022JeepWranglerUnlimited Willys Sport—
2021–2022JeepWranglerUnlimited High Altitude 4xe—
2020JeepGladiatorAltitude—
2021JeepGladiator80th Anniversary—
2024–2025JeepGladiatorHigh Tide—
2023JeepWranglerHigh Tide—
2020–2025JeepGladiatorRubicon—
2021–2023JeepGladiatorWillys Sport—
2021JeepWranglerUnlimited 80th Anniversary—
2020–2025JeepGladiatorSport S—
2021JeepWranglerUnlimited Islander—
2024–2025JeepWranglerRubicon X 4xe—
2018–2022JeepWranglerUnlimited Sahara—
2023–2025JeepWranglerSahara 4xe—
2020–2025JeepGladiatorSport—
2021–2022JeepWranglerUnlimited Willys—
2020–2025JeepGladiatorMojave—
2024–2025JeepWranglerSport S 4xe—
2021–2022JeepWranglerUnlimited Sahara 4xe—
2024–2025JeepGladiatorNightHawk—
2023JeepWranglerHigh Altitude—
2021JeepWranglerIslander—
2024–2025JeepGladiatorMojave X—
2021JeepWrangler80th Anniversary—
2018–2022JeepWranglerUnlimited Sport—
2018–2025JeepWranglerSport S—
2021–2022JeepWranglerUnlimited Sport Altitude—
2021–2025JeepGladiatorTexas Trail—
2023JeepWranglerSport Altitude—
2021–2025JeepWranglerWillys—
2022JeepWranglerUnlimited High Tide—
2023JeepGladiatorFreedom—
2023JeepWranglerSahara Altitude—
2023JeepWranglerUnlimited Willys 4xe—
2024–2025JeepWranglerHigh Altitude 4xe—
2023JeepWranglerFreedom—
2024JeepGladiatorJeep Beach—
2021–2022JeepWranglerUnlimited Rubicon 4xe—
2024–2025JeepWranglerRubicon X—
2021–2025JeepGladiatorWillys—
2023–2025JeepWranglerSahara—
2021–2023JeepGladiatorHigh Altitude—
2020–2023JeepGladiatorOverland—
2021–2024JeepWranglerWillys Sport—
2021–2022JeepWranglerUnlimited Sahara Altitude—
2018–2019JeepWranglerUnlimited Moab—
2022JeepGladiatorAltitude—
2018–2025JeepWranglerRubicon—
2024–2025JeepWranglerWillys 4xe—
2018–2025JeepWranglerSport—
2021–2022JeepWranglerUnlimited High Altitude—
2018–2022JeepWranglerUnlimited Sport S—
2024–2025JeepGladiatorRubicon X—
2018–2022JeepWranglerUnlimited Rubicon—
Specifications
CategoryCooling
Sub-CategoryCoolant Reservoirs
UPC840197726303
CARB ApprovedYes
Prop 65 WarningY
Weight5.6 lb
Dimensions (L×W×H)13.5 × 10.2 × 9.4 in