{"product_id":"gmc-csf3938-radiator-2025-sierra-2500-hd-6-6l-v8-turbo-diesel-auxiliary","title":"2025 GMC Sierra 2500 HD 6.6L V8 Turbo Diesel Auxiliary Radiator | CSF3938","description":"\u003cp\u003eFits the following 2025 GMC Sierra 2500 HD applications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGMC Sierra 2500 HD 6.6L V8 Duramax L5P Turbo Diesel — Pickup \/ Cab \u0026amp; Chassis — DIESEL — Automatic — \u003cstrong\u003eAuxiliary Radiator\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOE-style direct-fit Radiator for the 6.6L V8 Duramax L5P Turbo Diesel — \u003cstrong\u003eAuxiliary Radiator (pairs with Primary CSF3928)\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNOTE: This is the AUXILIARY (secondary) radiator for the 6.6L Duramax L5P Turbo Diesel. It pairs with the Primary radiator (CSF3928). If you need the Primary radiator, see CSF3928 listing.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003cth\u003eProduct Attributes\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eRadiator Cap Supplied: No\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRow Quantity: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCore Material: Aluminum\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCore Length Inch: 37 5\/8\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCore Thickness Inch: 5\/8\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCore Width Inch: 3\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eOil Cooler Inch: No\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eDown Flow Or Cross Flow Type: Cross Flow\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eAbout CSF Radiators:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCSF factories are ISO\/TS-16949 certified\u003c\/li\u003e\n\u003cli\u003eCSF Radiators are designed and built to High Performance Standards \u0026amp; sold worldwide for over 50 years — over 30 Million Units Sold\u003c\/li\u003e\n\u003cli\u003eCarefully engineered \u0026amp; Wind Tunnel Tested in laboratory for Cooling Performance Validation\u003c\/li\u003e\n\u003cli\u003eOver 10,000 different models manufactured \u0026amp; supplied for all leading vehicle brands\u003c\/li\u003e\n\u003cli\u003eOEM specified Plastic Tank — Aluminum Core Construction\u003c\/li\u003e\n\u003cli\u003eTanks made from Virgin Grade Engineered plastic resins, Glass Filled for added Strength \u0026amp; Durability\u003c\/li\u003e\n\u003cli\u003eGaskets made from Special Grade \"EPDM\" rubber to withstand extreme temperatures up to -120°F\u003c\/li\u003e\n\u003cli\u003eTubes — Welded Type or Latest Generation \"B-Tube\" Design\u003c\/li\u003e\n\u003cli\u003eFins (Heart of Radiator) — High Performance \"Multi-Louvered Design\" — OEM Spec\u003c\/li\u003e\n\u003cli\u003e100% leak tested before leaving factory at 150% of operating pressure\u003c\/li\u003e\n\u003cli\u003eIndustry Best Packaging — \"10 Foot Drop Test\" Standard\u003c\/li\u003e\n\u003cli\u003eDrop-in Fit\u003c\/li\u003e\n\u003cli\u003eHigh Performance Transmission Cooler with special Built-in Turbulator, when applicable\u003c\/li\u003e\n\u003cli\u003eAll components are installed, torqued \u0026amp; tested on Radiator during assembly\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CSF","offers":[{"title":"Default Title","offer_id":48216393187542,"sku":"CSF3938","price":93.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0414\/6921\/4878\/files\/3938_1_b2e51d8d-ec0b-43fd-9464-5793d9e3b797.jpg?v=1732127062","url":"https:\/\/radiatornow.com\/products\/gmc-csf3938-radiator-2025-sierra-2500-hd-6-6l-v8-turbo-diesel-auxiliary","provider":"RadiatorNow","version":"1.0","type":"link"}