{"product_id":"oil-cooler-4975879-3161781-3081359-4386525-fits-cummins-engine-m11-cm-ism-qsm","title":"Oil Cooler 4975879 3161781 3081359 4386525 Fits Cummins Engine M11 CM ISM QSM","description":"\u003cstrong\u003eThis Oil Cooler is a high-quality aftermarket replacement part compatible with Cummins Engine M11 CM ISM QSM and matches OEM Part# 4975879, 3161781, 3081359, 4386525.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis replacement oil cooler is designed to deliver efficient heat dissipation for heavy-duty diesel engines. Engineered for the Cummins M11 series, it helps maintain optimal operating temperatures, ensuring engine reliability and preventing premature wear caused by thermal breakdown.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Thermal Efficiency:\u003c\/strong\u003e Designed for rapid heat transfer to protect critical engine components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Materials:\u003c\/strong\u003e Fabricated from high-grade aluminum to resist corrosion and structural fatigue.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Replacement:\u003c\/strong\u003e Built to OEM specifications for an exact fit and easy installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeak Prevention:\u003c\/strong\u003e Features reinforced seals and precision surfaces to ensure a secure oil-tight fit.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Models:\u003c\/strong\u003e Cummins Engine M11, CM, ISM, QSM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 4975879, 3161781, 3081359, 4386525\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Engine Oil Cooler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e High-Strength Alloy\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this oil cooler include installation hardware? \u003cstrong\u003eA:\u003c\/strong\u003e This unit is sold as the cooler alone; reusing existing hardware or sourcing new gaskets is recommended during installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this part compatible with QSM engines? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this oil cooler is specifically designed for Cummins M11, ISM, and QSM engine series.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eCompatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53488814063889,"sku":"ZZ2T04821","price":391.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/12_cb3eb1b6-2e07-4902-8da3-1c524a2ac1c6.jpg?v=1777694499","url":"https:\/\/www.duraforce.com\/products\/oil-cooler-4975879-3161781-3081359-4386525-fits-cummins-engine-m11-cm-ism-qsm","provider":"DURAFORCE","version":"1.0","type":"link"}