{"product_id":"csf-oem-style-replacement-secondary-radiator-3664-2013-2018-6-7l-cummins","title":"CSF OEM STYLE REPLACEMENT SECONDARY RADIATOR 3664 | 2013-2018 6.7L Cummins","description":"\u003cp\u003eReplace a leaking, damaged, or inefficient factory radiator with the CSF 3664 OEM Style Replacement Radiator. Designed to match the fit and function of the original cooling system, this radiator features OEM-style plastic tank and aluminum core construction for dependable cooling performance and straightforward drop-in installation.\u003c\/p\u003e\n\n\u003cp\u003eThe radiator tanks are manufactured from virgin-grade engineered plastic resins reinforced with glass for additional strength and durability. Special-grade EPDM rubber gaskets are designed to withstand extreme temperatures down to -120°F, helping provide a reliable seal in demanding operating conditions.\u003c\/p\u003e\n\n\u003cp\u003eCSF installs, torques, and tests the radiator components during assembly. Each radiator is 100% leak tested at 150% of its operating pressure before leaving the factory. A multi-louvered core design provides efficient heat transfer, while the integrated high-performance transmission cooler features a specialized internal turbulator when applicable.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eOEM-style replacement radiator\u003c\/li\u003e\n  \u003cli\u003eDirect drop-in fit\u003c\/li\u003e\n  \u003cli\u003eOEM-spec plastic tank and aluminum core construction\u003c\/li\u003e\n  \u003cli\u003eMulti-louvered core design\u003c\/li\u003e\n  \u003cli\u003eGlass-filled engineered plastic tanks for increased strength and durability\u003c\/li\u003e\n  \u003cli\u003eSpecial-grade EPDM rubber gaskets\u003c\/li\u003e\n  \u003cli\u003eGaskets designed to withstand temperatures down to -120°F\u003c\/li\u003e\n  \u003cli\u003eComponents installed, torqued, and tested during assembly\u003c\/li\u003e\n  \u003cli\u003e100% leak tested before leaving the factory\u003c\/li\u003e\n  \u003cli\u003eLeak tested at 150% of operating pressure\u003c\/li\u003e\n  \u003cli\u003eHigh-performance transmission cooler with built-in turbulator when applicable\u003c\/li\u003e\n  \u003cli\u003eProtective packaging designed to help prevent shipping damage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCore Material:\u003c\/strong\u003e Aluminum\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTank Material:\u003c\/strong\u003e Plastic\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCore Length:\u003c\/strong\u003e 25-9\/16\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCore Width:\u003c\/strong\u003e 15-7\/8\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCore Thickness:\u003c\/strong\u003e 7\/8\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNumber of Rows:\u003c\/strong\u003e 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlow Design:\u003c\/strong\u003e Cross Flow\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBottom Hose Fitting:\u003c\/strong\u003e 1-3\/8\", Right\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTop Hose Fitting:\u003c\/strong\u003e 1-3\/8\", Left\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInlet Length:\u003c\/strong\u003e 16-9\/16\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInlet Width:\u003c\/strong\u003e 1-3\/8\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutlet Length:\u003c\/strong\u003e 16-9\/16\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutlet Width:\u003c\/strong\u003e 1-3\/8\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRadiator Cap Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CSF","offers":[{"title":"Default Title","offer_id":53852544303387,"sku":"3664","price":131.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/5757\/3147\/files\/Screenshot2026-08-31at2.16.07PM.png?v=1788207385","url":"https:\/\/wwmperformance.com\/products\/csf-oem-style-replacement-secondary-radiator-3664-2013-2018-6-7l-cummins","provider":"WWM Performance","version":"1.0","type":"link"}