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Mishimoto low-temperature thermostat for 1989–1993 Dodge 5.9L 12-valve Cummins activates at a lower temperature than stock to circulate coolant earlier and maintain reduced coolant temperatures. Supplied with a quality replacement gasket, this thermostat suits warmer climates or heavy towing/extreme driving conditions where extra cooling control is desired, and it includes Mishimoto's lifetime warranty.
Mishimoto 89-93 Dodge 5.9L Cummins 79C High-Temperature Thermostat
