{"product_id":"mishimoto-dodge-5-9l-6-7l-cummins-high-temperature-thermostat","title":"Mishimoto High-Temperature Thermostat Most Dodge Cummins 5.9L \/ 6.7L Models","description":"\u003ch3\u003eMishimoto High-Temperature Thermostat Most Dodge Cummins 5.9L \/ 6.7L Models | 205°F Activation | Cooling System Upgrade\u003c\/h3\u003e\n\n\u003ch4\u003eOverview\u003c\/h4\u003e\n\u003cp\u003eThe Mishimoto High-Temperature Thermostat is a direct-fit replacement designed specifically for Dodge Cummins 5.9L and 6.7L diesel engines. This thermostat addresses common issues associated with aging factory units, such as premature coolant flow and inefficient engine warm-up. By increasing the activation temperature to 205 degrees Fahrenheit, it helps the engine reach optimal operating temperature faster, improving overall thermal management and reliability.\u003c\/p\u003e\n\u003cp\u003eEngineered with precision and durability in mind, Mishimoto’s thermostat stands out for its superior craftsmanship and quality control. The higher activation temperature is carefully calibrated to balance quicker warm-up times without compromising cooling efficiency once the engine is at temperature. This design philosophy ensures that the thermostat performs reliably in a variety of conditions, especially in colder climates where faster engine warm-up is beneficial.\u003c\/p\u003e\n\u003cp\u003eFor Dodge Cummins owners, this thermostat upgrade means enhanced engine protection and improved fuel efficiency during cold starts. By restricting coolant flow longer, the engine avoids unnecessary wear caused by running too cool for extended periods. The Mishimoto High-Temperature Thermostat is a practical and reliable upgrade that supports the longevity and performance of your diesel engine.\u003c\/p\u003e\n\n\u003ch4\u003eFeatures \u0026amp; Specifications\u003c\/h4\u003e\n\u003cp\u003eThis Mishimoto High-Temperature Thermostat is engineered for Dodge Cummins 5.9L and 6.7L engines and features a 205°F activation temperature. Constructed from high-quality materials, it delivers improved thermal management and faster engine warm-up for diesel enthusiasts seeking enhanced cooling system reliability.\u003c\/p\u003e\n\u003cul style=\"list-style:none;padding:0;margin:0;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Mishimoto\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e High-Temperature Thermostat Most Dodge Cummins 5.9L \/ 6.7L Models\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e MMTS-RAM-99H\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Most Dodge Cummins 5.9L \/ 6.7L Models\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-grade metal alloy\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Standard metal finish\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Precision engineered, direct-fit replacement\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Not specified\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eActivation Temperature:\u003c\/strong\u003e 205°F (96°C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFactory Thermostat Activation:\u003c\/strong\u003e 190°F (1999-2010, 2013 trucks), 200°F (2010-2012 trucks)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Mishimoto Lifetime Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eKey Benefits\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePerformance:\u003c\/strong\u003e Faster engine warm-up reduces wear and improves fuel efficiency during cold starts.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReliability:\u003c\/strong\u003e High-quality construction ensures consistent operation and long service life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Direct-fit replacement designed specifically for Dodge Cummins 5.9L and 6.7L engines for hassle-free installation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThermal Management:\u003c\/strong\u003e Higher activation temperature optimizes coolant flow timing for better temperature control.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Built to withstand the demanding conditions of diesel engine cooling systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Backed by Mishimoto’s Lifetime Warranty for peace of mind.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e1× Mishimoto High-Temperature Thermostat for Dodge Cummins 5.9L \/ 6.7L Models\u003c\/li\u003e\n  \u003cli\u003eInstallation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp\u003eInstallation of the Mishimoto High-Temperature Thermostat is straightforward for those with basic mechanical skills and common hand tools. It is a direct-fit replacement, requiring no modifications to the cooling system or engine components. However, professional installation is recommended if you are unfamiliar with coolant system servicing to ensure proper sealing and avoid leaks. This thermostat is compatible with most Dodge Cummins 5.9L and 6.7L models, but verifying fitment for your specific year and engine variant is advised before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProfessional Installation:\u003c\/strong\u003e Recommended for best results\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModifications Required:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVerify Compatibility:\u003c\/strong\u003e Confirm fitment for your specific Dodge Cummins model and year\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eShop with confidence at Subimods—your Subaru parts specialists.\u003c\/p\u003e","brand":"Mishimoto","offers":[{"title":"Default Title","offer_id":46677412380847,"sku":"MMTS-RAM-99H","price":83.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/3598\/4815\/files\/mishimoto-high-temperature-thermostat-most-dodge-cummins-59l-67l-models-mmts-ram-99h-7316571.jpg?v=1776331767","url":"https:\/\/subimods.com\/products\/mishimoto-dodge-5-9l-6-7l-cummins-high-temperature-thermostat","provider":"Subimods.com","version":"1.0","type":"link"}