Mishimoto direct-fit thermostat for the 2018+ Jeep Wrangler JL, Gladiator and Ram 1500 3.6L Pentastar. It replaces the failure-prone factory plastic housing with a durable cast-aluminum unit and opens at the OEM-spec 90°C / 195°F to maintain correct operating temperature without affecting drivability or emissions. Backed by the Mishimoto Lifetime Warranty.
| Type | Direct-fit thermostat w/ aluminum housing |
| Activation Temp | 90°C / 195°F (OEM) |
| Engine | 3.6L Pentastar V6 |
| Includes | Cast-aluminum housing |
| Application | 2018+ Jeep Wrangler JL / Gladiator / Ram 1500 3.6L |
| Part Number | MMTS-MOP-18E |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2016-2024 | Dodge | Durango | SXT / GT / Citadel (3.6L) |
| 2020-2025 | Jeep | Gladiator | Sport / Overland / Rubicon / Mojave |
| 2016-2022 | Jeep | Grand Cherokee | Laredo / Limited / Overland / Trailhawk (3.6L) |
| 2018-2025 | Jeep | Wrangler | Sport / Sahara / Rubicon / Willys (incl. Unlimited) |
| 2019-2026 | Ram | 1500 | Tradesman / Big Horn / Lone Star / Laramie / Rebel (3.6L) |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. Contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
