{"product_id":"koyorad-a2731-radiator","title":"Koyorad A2731 Radiator","description":"\u003ch2\u003eKoyorad A2731 Radiator for Cadillac CTS\u003c\/h2\u003e\u003cp\u003eThe Koyorad A2731 radiator is an OE-equivalent replacement built for 2004-2007 Cadillac CTS applications. It combines an aluminum core with plastic tanks and includes an internal transmission oil cooler for direct replacement service on the specified vehicles.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2004-2007 Cadillac CTS, N\/A\u003c\/li\u003e\n\u003cli\u003ePart number: A2731\u003c\/li\u003e\n\u003cli\u003eAluminum core with 1-row construction\u003c\/li\u003e\n\u003cli\u003ePlastic tank design\u003c\/li\u003e\n\u003cli\u003eCore dimensions: 26.875 in. wide, 16.75 in. high, 1 in. thick\u003c\/li\u003e\n\u003cli\u003eInlet and outlet diameters: 1.375 in.\u003c\/li\u003e\n\u003cli\u003eIncludes internal transmission oil cooler\u003c\/li\u003e\n\u003cli\u003eTransmission oil cooler diameter: 1.0625 in.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eKoyorad A2731 is a radiator replacement for the Cadillac CTS from 2004 through 2007. It is built with an aluminum core for efficient heat transfer and plastic end tanks for OE-style fitment. The integrated transmission oil cooler is included, making this radiator a direct-service solution for vehicles equipped with the listed cooling configuration. Koyorad applies its OE-equivalent manufacturing approach to deliver a replacement that matches the original application requirements for the Cadillac CTS.\u003c\/p\u003e\u003ch2\u003eCommon Cooling System Issues It Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant leaks from a damaged or aging radiator\u003c\/li\u003e\n\u003cli\u003eOverheating caused by restricted or inefficient heat exchange\u003c\/li\u003e\n\u003cli\u003eTransmission fluid temperature concerns related to a failing internal cooler\u003c\/li\u003e\n\u003cli\u003eCracked or deteriorated plastic tanks\u003c\/li\u003e\n\u003cli\u003eCorrosion or damage to the radiator core\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify core dimensions, inlet and outlet sizes, and transmission cooler connections before installation. Flush the cooling system and inspect hoses, clamps, and related components for wear before installing the new radiator. Confirm that the replacement matches the original Cadillac CTS cooling configuration and transmission cooler setup.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eKoyorad manufactures OE-equivalent radiators using application-specific engineering and cooling-system experience. Part number A2731 is built to meet the requirements of the listed Cadillac CTS fitment.\u003c\/p\u003e","brand":"Koyorad","offers":[{"title":"Default Title","offer_id":52424697807029,"sku":"GTQS-A2731","price":184.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/KO_A2731_Dia.jpg?v=1777820970","url":"https:\/\/www.partcatalog.com\/products\/koyorad-a2731-radiator","provider":"PartCatalog","version":"1.0","type":"link"}