Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
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Mishimoto Racing Thermostat; 180-Degree (99-10 3.7L, 4.7L Jeep Grand Cherokee WJ & WK)Find parts that fit my vehicle
Item JGC1337
Our Price
$68.95 each
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Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features
- Promotes Cooler Engine Temperatures by Allowing Coolant to Flow Through the System Earlier
- Opens at a Lower Temperature of 180°F Compared to Standard Thermostats at 195°F
- Fits 1999 to 2010 Jeep Grand Cherokee Models with 3.7L and 4.7L Engines
- Includes Mishimoto Lifetime Warranty
- Easy Installation
- Contains One Thermostat
Description
Enhanced Cooling Performance. The Mishimoto Racing Thermostat; 180-Degree significantly improves cooling efficiency by opening earlier than standard thermostats. This modification ensures coolant begins circulating through the engine at a lower temperature, helping maintain optimal operating temperatures and reducing the risk of overheating during daily driving or heavy use.
Construction and Appearance. Manufactured using high-quality materials designed to withstand rigorous automotive conditions, this thermostat is engineered for durability and reliability. Its finish is designed for seamless integration and long-lasting performance without compromising the factory cooling system's integrity.
Installation. Installation is straightforward and requires no specialized tools or drilling. The thermostat replaces the OEM unit with minimal effort, making it accessible even for enthusiasts with basic mechanical skills.
Warranty. This product is backed by a comprehensive lifetime warranty, providing confidence in its durability and performance.
Application. Specifically fit for the 1999-2010 Jeep Grand Cherokee equipped with 3.7L and 4.7L engines, corresponding to the WJ and WK chassis generations.
Mishimoto MMTS-JGC-99L
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Install Details & What's in the Box
Installation Info
What's in the Box
- (1) Racing Thermostat
4.6
Customer Reviews (26)
Questions & Answers
No questions about this product yet.
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Will It Fit My Grand Cherokee
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- Overland 4 Door - 02, 03, 04
- Special Edition 4 Door - 04
- Sport 4 Door - 02
