{"product_id":"koyorad-a2781-radiator","title":"Koyorad A2781 Radiator","description":"\u003ch2\u003eKoyorad A2781 Radiator for Lexus GS430\u003c\/h2\u003e\u003cp\u003eThe Koyorad A2781 radiator is an OE-equivalent replacement built for 2006-2007 Lexus GS430 applications. It combines an aluminum core with plastic tanks and includes an internal transmission oil cooler for direct-fit cooling system service.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2006-2007 Lexus GS430, N\/A\u003c\/li\u003e\n\u003cli\u003eAluminum core with plastic tank construction\u003c\/li\u003e\n\u003cli\u003eSingle-row core design\u003c\/li\u003e\n\u003cli\u003eCore dimensions: 15.75 in. height, 28.875 in. width, 1.0625 in. thickness\u003c\/li\u003e\n\u003cli\u003e1.5 in. inlet and 1.5 in. outlet diameters\u003c\/li\u003e\n\u003cli\u003eInternal transmission oil cooler included\u003c\/li\u003e\n\u003cli\u003eTransmission oil cooler diameter: 1.125 in.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eKoyorad A2781 is a radiator replacement engineered for the 2006-2007 Lexus GS430, with dimensions and cooling features that align with OE-style service needs. The aluminum core supports efficient heat transfer, while the plastic tanks match common factory-style radiator construction. This radiator also includes an internal transmission oil cooler, making it a practical choice for vehicles that route transmission fluid through the radiator assembly. If you are searching for a Lexus GS430 radiator replacement or a Koyorad A2781 radiator for 2006-2007 Lexus GS430 fitment, this part is built around those exact applications.\u003c\/p\u003e\u003ch2\u003eWhat It Helps 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 cooling concerns tied to a failed internal cooler\u003c\/li\u003e\n\u003cli\u003eCracked plastic tanks or worn radiator seams\u003c\/li\u003e\n\u003cli\u003eReduced cooling performance in a high-mileage Lexus GS430\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify inlet and outlet sizing, core dimensions, and transmission cooler connections before installation. Flush the cooling system, inspect hoses and clamps, and confirm the radiator mounts securely in the factory location. For best results, replace worn coolant and check for debris or contamination in the cooling circuit during service.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eKoyorad states that its radiators are built as OE-equivalent replacements using technical manufacturing experience focused on getting the job done correctly the first time. This part cross-references Monroe Shocks \u0026amp; Struts (e.g., 172286, 182286) for the same application.\u003c\/p\u003e","brand":"Koyorad","offers":[{"title":"Default Title","offer_id":52424698134709,"sku":"GTQS-A2781","price":264.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/KO_A2781_Dia.jpg?v=1777821032","url":"https:\/\/www.partcatalog.com\/products\/koyorad-a2781-radiator","provider":"PartCatalog","version":"1.0","type":"link"}