{"title":"Engine Coolant Bypass","description":null,"products":[{"product_id":"ats-thermal-bypass-valve-up-grade-fits-2019-6-7l-cummins-w-billet-filter-coupler","title":"ATS Thermal Bypass Valve Up-Grade Fits 2019+ 6.7L Cummins W\/ Billet Filter Coupler","description":"\u003cp\u003eATS Thermal Bypass Valve Up-Grade With Billet Filter Coupler, 2019 and Up 6.7L Cummins with 68RFE or Aisin AS69RC Transmissions and the Dodge HEMI with 545RFE, 65RFE, or 66RFE Transmissions.\u003cbr\u003e\u003cstrong\u003eIncludes:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eATS Thermal Bypass\u003c\/li\u003e\n\u003cli\u003eCooler Block Clamp Plate\u003c\/li\u003e\n\u003cli\u003eATS 68RFE Billet Aluminum Filter Coupler\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ATS Diesel Performance","offers":[{"title":"Default Title","offer_id":46141255418114,"sku":"FSMF_310-005-2464","price":94.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0253\/0295\/8170\/files\/310-005-2464-FSMF.png?v=1753895872"},{"product_id":"cummins-coolant-bypass-kit-2006-2007-auto-trans-fleece-performance-1","title":"Cummins Coolant Bypass Kit 2006-2007 Auto Trans Fleece Performance","description":"\u003cp\u003eIncreased Coolant Flow, Decreased Coolant Temperatures The rear cylinders on the 5.9\/6.7L Cummins suffer from a lack of coolant flow, and therefore, experience the highest coolant temperatures.\u003c\/p\u003e\u003cp\u003eThis can cause excessive pressure to build in the cooling system, especially the rear of the block and blow out freeze plugs externally, or the smaller diameter plugs under the valve cover, leading to a failure.\u003c\/p\u003e\u003cp\u003eOur coolant bypass kit adds a secondary thermostat, that unlike other brands, works based on temperature instead of excessive pressure. This solves the problem before pressure becomes an issue by ensuring consistent temperatures across all six cylinders.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBenefits:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLowers coolant temperature at the rear cylinders\u003c\/li\u003e\n\u003cli\u003eEnsures consistent temperatures across all cylinders\u003c\/li\u003e\n\u003cli\u003ePrevents damaging coolant pressure build up\u003c\/li\u003e\n\u003cli\u003eComplete kit comes with braided hose and AN O-ring fittings to ensure a leak-free installation.\u003c\/li\u003e\n\u003cli\u003eKits for MY 2003+ include billet hose brackets.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy do I need a Fleece Coolant Bypass?\u003c\/strong\u003e One of the biggest issues on the 5.9\/6.7L Cummins is the coolant flow problem to the rear cylinders. This can cause catastrophic failure or blow outs of the freeze plugs in an over-temperature \/ over-pressure condition.\u003c\/p\u003e\u003cp\u003eThe Fleece Coolant Bypass is one of the most important additions you make to improve the reliability and longevity of the Cummins platform. The '03-'07 5.9L automatic transmission version will eliminate the factory transmission fluid heat exchanger.\u003c\/p\u003e\u003cp\u003eThe heat exchanger is not a fluid cooler; it was designed for use in cold climates to warm the transmission fluid with the engine coolant. It is not necessary for use in warm climates or high horsepower applications, nor does it detrimentally affect the trucks performance when removed.\u003c\/p\u003e\u003cp\u003eAll ‘07-‘13 6.7 trucks, both automatic and manual equipped transmissions, do not have a transmission fluid heat exchanger.\u003c\/p\u003e","brand":"Fleece Performance","offers":[{"title":"Default Title","offer_id":46147762356482,"sku":"FQWW_FPE-CLNTBYPS-CUMMINS-0607","price":379.0,"currency_code":"USD","in_stock":false}]},{"product_id":"cummins-coolant-bypass-kit-2003-2007-manual-transmission-fleece-performance","title":"Cummins Coolant Bypass Kit 2003-2007 Manual Transmission Fleece Performance","description":"\u003cp\u003eIncreased Coolant Flow, Decreased Coolant Temperatures, The rear cylinders on the 5.9\/6.7L Cummins suffer from a lack of coolant flow, and therefore, experience the highest coolant temperatures.\u003c\/p\u003e\u003cp\u003eThis can cause excessive pressure to build in the cooling system, especially the rear of the block and blow out freeze plugs externally, or the smaller diameter plugs under the valve cover, leading to a failure.\u003c\/p\u003e\u003cp\u003eOur coolant bypass kit adds a secondary thermostat, that unlike other brands, works based on temperature instead of excessive pressure. This solves the problem before pressure becomes an issue by ensuring consistent temperatures across all six cylinders.\u003cbr\u003e\u003cstrong\u003eBenefits:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLowers coolant temperature at the rear cylinders\u003c\/li\u003e\n\u003cli\u003eEnsures consistent temperatures across all cylinders\u003c\/li\u003e\n\u003cli\u003ePrevents damaging coolant pressure build up\u003c\/li\u003e\n\u003cli\u003eComplete kit comes with braided hose and AN O-ring fittings to ensure a leak-free installation.\u003c\/li\u003e\n\u003cli\u003eKits for MY 2003 and up include billet hose brackets.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy do I need a Fleece Coolant Bypass?\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eOne of the biggest issues on the 5.9\/6.7L Cummins is the coolant flow problem to the rear cylinders. This can cause catastrophic failure or blow outs of the freeze plugs in an over-temperature \/ over-pressure condition. The Fleece Coolant Bypass is one of the most important additions you make to improve the reliability and longevity of the Cummins platform.\u003c\/p\u003e\u003cp\u003eThe 03-07 5.9L automatic transmission version will eliminate the factory transmission fluid heat exchanger. The heat exchanger is not a fluid cooler; it was designed for use in cold climates to warm the transmission fluid with the engine coolant.\u003c\/p\u003e\u003cp\u003eIt is not necessary for use in warm climates or high horsepower applications, nor does it detrimentally affect the trucks performance when removed. All 07-13 6.7 trucks, both automatic and manual equipped transmissions, do not have a transmission fluid heat exchanger.\u003c\/p\u003e","brand":"Fleece Performance","offers":[{"title":"Default Title","offer_id":46147762520322,"sku":"FQWW_FPE-CLNTBYPS-CUMMINS-MAN","price":379.0,"currency_code":"USD","in_stock":true}]},{"product_id":"cummins-coolant-bypass-kit-2003-2005-auto-trans-fleece-performance-1","title":"Cummins Coolant Bypass Kit 2003-2005 Auto Trans Fleece Performance","description":"\u003cp\u003eIncreased Coolant Flow, Decreased Coolant Temperatures The rear cylinders on the 5.9\/6.7L Cummins suffer from a lack of coolant flow, and therefore, experience the highest coolant temperatures.\u003c\/p\u003e\u003cp\u003eThis can cause excessive pressure to build in the cooling system, especially the rear of the block and blow out freeze plugs externally, or the smaller diameter plugs under the valve cover, leading to a failure.\u003c\/p\u003e\u003cp\u003eOur coolant bypass kit adds a secondary thermostat, that unlike other brands, works based on temperature instead of excessive pressure. This solves the problem before pressure becomes an issue by ensuring consistent temperatures across all six cylinders.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e Benefits:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLowers coolant temperature at the rear cylinders\u003c\/li\u003e\n\u003cli\u003eEnsures consistent temperatures across all cylinders\u003c\/li\u003e\n\u003cli\u003ePrevents damaging coolant pressure build up\u003c\/li\u003e\n\u003cli\u003eComplete kit comes with braided hose and AN O-ring fittings to ensure a leak-free installation.\u003c\/li\u003e\n\u003cli\u003eKits for MY 2003+ include billet hose brackets.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhy do I need a Fleece Coolant Bypass? One of the biggest issues on the 5.9\/6.7L Cummins is the coolant flow problem to the rear cylinders. This can cause catastrophic failure or blow outs of the freeze plugs in an over-temperature \/ over-pressure condition.\u003c\/p\u003e\u003cp\u003eThe Fleece Coolant Bypass is one of the most important additions you make to improve the reliability and longevity of the Cummins platform. The '03-'07 5.9L automatic transmission version will eliminate the factory transmission fluid heat exchanger.\u003c\/p\u003e\u003cp\u003eThe heat exchanger is not a fluid cooler; it was designed for use in cold climates to warm the transmission fluid with the engine coolant. It is not necessary for use in warm climates or high horsepower applications, nor does it detrimentally affect the trucks performance when removed. All ‘07-‘13 6.7 trucks, both automatic and manual equipped transmissions, do not have a transmission fluid heat exchanger.\u003c\/p\u003e","brand":"Fleece Performance","offers":[{"title":"Default Title","offer_id":46147763077378,"sku":"FQWW_FPE-CLNTBYPS-CUMMINS-0305","price":359.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0253\/0295\/8170\/files\/FPE-CLNTBYPS-CUMMINS-0305-FQWW.jpg?v=1753897306"},{"product_id":"2003-2007-cummins-coolant-bypass-brackets-fleece-performance","title":"2003-2007 Cummins Coolant Bypass Brackets Fleece Performance","description":"\u003cp\u003e2003-2007 Cummins Coolant Bypass Brackets (Set of two)\u003c\/p\u003e","brand":"Fleece Performance","offers":[{"title":"Default Title","offer_id":46147766747394,"sku":"FQWW_FPE-CLNT-HS-BRKT","price":69.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0253\/0295\/8170\/files\/FPE-CLNT-HS-BRKT-FQWW.png?v=1747320864"},{"product_id":"replacement-o-ring-kit-for-cummins-coolant-bypass-kits-fleece-performance","title":"Replacement O-ring Kit for Cummins Coolant Bypass Kits Fleece Performance","description":"\u003cp\u003eReplacement O-ring Kit for all Fleece Cummins Coolant Bypass. When used with MY94 - MY2002 kits, not all O-rings will be utilized.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKits includes:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e3 new square cut O-rings\u003c\/li\u003e\n\u003cli\u003e1 new standard O-ring\u003c\/li\u003e\n\u003cli\u003e2 new AN fitting O-rings\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fleece Performance","offers":[{"title":"Default Title","offer_id":46147772678402,"sku":"FQWW_FPE-CLNTBYPS-CR-ORING-KIT","price":9.45,"currency_code":"USD","in_stock":false}]},{"product_id":"coolant-bypass-kit-for-2019-present-ram-with-6-7l-cummins-fleece-performance","title":"Coolant Bypass Kit for 2019-Present Ram with 6.7L Cummins Fleece Performance","description":"\u003cp\u003eJust in time for Summer! Our all-new Fleece Performance coolant bypass for the 2019-Present RAM with 6.7L Cummins! Our patent pending design seamlessly integrates with your truck for an OE fit-and-finish.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncreased Coolant Flow, Decreased Coolant Temperatures\u003c\/li\u003e\n\u003cli\u003eThe rear cylinders on the 6.7L Cummins suffer from a lack of coolant flow, and therefore, experience the highest coolant temperatures.\u003c\/li\u003e\n\u003cli\u003eThis can cause excessive pressure to build in the cooling system, especially the rear of the block and blow out freeze plugs externally, or the smaller diameter plugs under the valve cover, leading to a failure.\u003c\/li\u003e\n\u003cli\u003eOur coolant bypass kit adds a secondary thermostat, that unlike other brands, works based on temperature instead of excessive pressure. This solves the problem before pressure becomes an issue by ensuring consistent temperatures across all six cylinders.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eBenefits:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLowers coolant temperature at the rear cylinders\u003c\/li\u003e\n\u003cli\u003eEnsures consistent temperatures across all cylinders\u003c\/li\u003e\n\u003cli\u003ePrevents damaging coolant pressure build up\u003c\/li\u003e\n\u003cli\u003eComplete kit comes with braided hose and AN O-ring fittings to ensure a leak-free installation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy do I need a Fleece Coolant Bypass?\u003c\/strong\u003e\u003cbr\u003eOne of the biggest issues on the 6.7L Cummins is the coolant flow problem to the rear cylinders. This can cause catastrophic failure or blow outs of the freeze plugs in an over-temperature \/ over-pressure condition. The Fleece Coolant Bypass is one of the most important additions you make to improve the reliability and longevity of the Cummins platform.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKit Includes:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRear coolant bypass thermostat housing\u003c\/li\u003e\n\u003cli\u003eFront coolant bypass thermostat housing\u003c\/li\u003e\n\u003cli\u003eNew EGR cross-over tube gaskets\u003c\/li\u003e\n\u003cli\u003eBlack braided nylon coolant bypass hose with AN fittings\u003c\/li\u003e\n\u003cli\u003eMounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e1 Year Limited Parts Warranty\u003c\/li\u003e\u003c\/ul\u003e","brand":"Fleece Performance","offers":[{"title":"Default Title","offer_id":46147783459074,"sku":"FQWW_FPE-CLNTBYPS-CUMMINS-19","price":379.99,"currency_code":"USD","in_stock":false}]}],"url":"https:\/\/berryperformanceacc.com\/collections\/engine-coolant-bypass.oembed","provider":"Berry Performance \u0026 Accessories","version":"1.0","type":"link"}