{"product_id":"fleece-performance-2019-ram-2500-3500-cummins-6-7l-coolant-bypass-kit","title":"Fleece Performance Coolant Bypass Kit: Ram 2500\/3500 2019-2022 6.7L Diesel","description":"\u003ch1\u003eFleece Performance Coolant Bypass Kit\u003c\/h1\u003e\n\u003ch2\u003e2019–2022 Ram 2500\/3500 6.7L Diesel\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePart #:\u003c\/strong\u003e FPE-CLNTBYPS-CUMMINS-19\u003c\/p\u003e\n\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe Fleece Performance Coolant Bypass Kit is a critical upgrade designed specifically for the 2019 to 2022 Ram 2500 and 3500 models equipped with the 6.7L Cummins diesel engine. This innovative kit addresses a common issue with coolant flow to the rear cylinders of the 6.7L Cummins, which often suffer from elevated temperatures due to insufficient coolant circulation. By integrating a patent-pending secondary thermostat that operates based on temperature rather than pressure, this bypass kit ensures consistent coolant temperatures across all six cylinders, preventing overheating and reducing the risk of freeze plug failures.\u003c\/p\u003e\n\u003cp\u003eIdeal for Cummins owners seeking enhanced engine reliability and longevity, the Fleece Coolant Bypass Kit offers an OE-quality fit and finish that seamlessly integrates with your truck’s existing cooling system. It effectively lowers coolant temperatures at the rear cylinders and prevents damaging pressure buildup, making it an essential upgrade for daily drivers, work trucks, and performance enthusiasts alike.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cp\u003eThis coolant bypass kit incorporates advanced engineering to improve the thermal management of your 6.7L Cummins engine. Key features include:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSecondary thermostat that activates based on coolant temperature, not pressure\u003c\/li\u003e\n  \u003cli\u003eImproved coolant flow to rear cylinders, reducing hotspots and overheating\u003c\/li\u003e\n  \u003cli\u003ePrevents excessive pressure buildup in the cooling system, protecting freeze plugs\u003c\/li\u003e\n  \u003cli\u003eOE-style fit and finish for seamless integration with factory components\u003c\/li\u003e\n  \u003cli\u003eComplete kit includes braided hose and AN O-ring fittings for a leak-free installation\u003c\/li\u003e\n  \u003cli\u003eDurable construction designed to withstand harsh under-hood conditions\u003c\/li\u003e\n  \u003cli\u003eHelps maintain consistent coolant temperatures across all six cylinders\u003c\/li\u003e\n  \u003cli\u003eReduces risk of catastrophic engine damage caused by coolant flow issues\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eConstruction \u0026amp; Design\u003c\/h3\u003e\n\u003cp\u003eThe Fleece Performance Coolant Bypass Kit is engineered with high-quality materials to ensure durability and reliability under demanding conditions. The kit features a robust secondary thermostat housing and premium braided hoses that resist heat and pressure fluctuations. AN O-ring fittings provide a secure, leak-free connection, eliminating common failure points found in lesser-quality bypass kits. The design prioritizes an OE-level fit and finish, allowing for straightforward installation without modifications or compromises to your truck’s factory cooling system integrity.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation \u0026amp; Fitment\u003c\/h3\u003e\n\u003cp\u003eInstallation of the Fleece Coolant Bypass Kit is straightforward and designed to fit perfectly on 2019–2022 Ram 2500 and 3500 trucks equipped with the 6.7L Cummins diesel engine. The kit includes all necessary components for a complete installation, requiring no additional parts or modifications. Detailed instructions ensure a smooth process, making it accessible for experienced DIYers and professional installers alike. This upgrade is a direct bolt-on solution that enhances cooling system performance without interfering with factory warranties or vehicle electronics.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSecondary thermostat assembly with temperature-based activation\u003c\/li\u003e\n  \u003cli\u003eHigh-quality braided coolant hose\u003c\/li\u003e\n  \u003cli\u003eAN O-ring fittings for secure, leak-free connections\u003c\/li\u003e\n  \u003cli\u003eMounting hardware and seals\u003c\/li\u003e\n  \u003cli\u003eInstallation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cp\u003eThe Fleece Performance Coolant Bypass Kit is perfect for Ram 2500 and 3500 owners who want to improve engine cooling efficiency and protect their 6.7L Cummins diesel from common overheating issues. It is especially beneficial for those who tow heavy loads, operate in hot climates, or push their trucks in demanding work or off-road environments. This kit is a smart investment for anyone looking to enhance engine reliability, prevent costly repairs, and extend the life of their Cummins diesel powerplant.\u003c\/p\u003e","brand":"Fleece Performance","offers":[{"title":"Default Title","offer_id":48209019371732,"sku":"FPE-CLNTBYPS-CUMMINS-19","price":379.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/8542\/1268\/files\/d319311c27d9b1af04b51b16a087eaf4L.jpg?v=1783234550","url":"https:\/\/fasthemis.com\/products\/fleece-performance-2019-ram-2500-3500-cummins-6-7l-coolant-bypass-kit","provider":"FastHemis","version":"1.0","type":"link"}