{"product_id":"csf-3972-radiator","title":"CSF 3972 Radiator","description":"\u003ch2\u003eRadiator for Toyota Tundra and Sequoia\u003c\/h2\u003e\u003cp\u003eCSF 3972 is an OE-style radiator built with an aluminum core and plastic tanks for direct replacement cooling performance. It is engineered with a heavy-duty core that is 7% thicker than the OEM 28mm design, making it a strong choice for Toyota Tundra and Toyota Sequoia owners looking for a radiator replacement with updated cooling capacity.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAluminum core with plastic tank construction\u003c\/li\u003e\n\u003cli\u003eDown-flow radiator design\u003c\/li\u003e\n\u003cli\u003eCore thickness: 1 3\/16 in.\u003c\/li\u003e\n\u003cli\u003eCore dimensions: 28 1\/16 in. wide x 24 5\/8 in. long\u003c\/li\u003e\n\u003cli\u003e1 1\/2 in. inlet on the left and 1 1\/2 in. outlet on the right\u003c\/li\u003e\n\u003cli\u003eSingle-row core design\u003c\/li\u003e\n\u003cli\u003eIntegrated 15 3\/8 in. high-efficiency round-type oil cooler\u003c\/li\u003e\n\u003cli\u003eOE-style fitment for modern Toyota cooling systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eCSF part number 3972 is designed for 2022-2026 Toyota Tundra and 2023-2025 Toyota Sequoia applications. It uses an aluminum core with plastic tanks in a down-flow layout, matching the OE-style configuration while upgrading to a thicker heavy-duty core. The radiator is engineered and wind-tunnel tested for cooling performance validation, and CSF manufactures a wide range of radiator applications for leading vehicle platforms worldwide. This part cross-references BBB Industries 13923 for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Radiator Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or leaking radiator tanks\u003c\/li\u003e\n\u003cli\u003eReduced cooling efficiency from an aging core\u003c\/li\u003e\n\u003cli\u003eOverheating caused by restricted coolant flow\u003c\/li\u003e\n\u003cli\u003eHeat-related stress in daily driving or towing conditions\u003c\/li\u003e\n\u003cli\u003eReplacement needs after corrosion or physical damage\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify inlet and outlet orientation before installation: this radiator uses a left-side inlet and right-side outlet. Confirm the vehicle’s cooling system layout, oil cooler connection points, and mounting dimensions against the original unit before removal. For 2022-2026 Toyota Tundra and 2023-2025 Toyota Sequoia models, CSF 3972 is intended as a direct radiator replacement, but final fitment should always be matched to the vehicle’s original configuration.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eCSF manufactures radiators to high-performance standards and validates cooling performance through laboratory testing. The brand has produced radiators for over 50 years and supplies a broad catalog of OE-style cooling components for global vehicle applications.\u003c\/p\u003e","brand":"CSF","offers":[{"title":"Default Title","offer_id":52918180741301,"sku":"BBMD-3972","price":286.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/C3_3972_Fro.jpg?v=1785566404","url":"https:\/\/www.partcatalog.com\/products\/csf-3972-radiator","provider":"PartCatalog","version":"1.0","type":"link"}