797Performance Thermostat Delete Coolant Flow Controller Kit 05-23 Hemi Engines797 Performance Coolant Restrictor Kit All 5. 7, 6. 1, 6. 2, 6. 4, Gen 3 Hemi's Including Hellcat Restricting coolant flow leaving the engine lets you control the amount of heat absorbed by the coolant. Simply removing a thermostat can causes the hot coolant to move so fast and the radiator does not have enough time to allow for adequate cooling, and does not allow for proper warm ups. 6061 T6 Aluminum restrictor plates are mounted under the water

7L V8 - Gas 2009 Jeep Commander 5

7L V8 - Gas 2019 Jeep Cherokee 2

2L V6 - Gas 2017 Jeep Grand Cherokee 3

Often imitated but never duplicated the JB4 has been the gold standard in plug and play turbocharged performance tuning for over a decade and is sold in over 67 countries worldwide

2006-2010 Dodge Charger 8 Cyl 6

Part numbers: 68441616AA

2026 Jeep Compass 2

0L V6 - Gas 2007 Dodge Ram 1500 5

OEM Part Number: 5038784AD

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4L V8 - Gas 2015 Dodge Viper 8

68060337AA