{"product_id":"denso-221-9550-radiator","title":"Denso 221-9550 Radiator","description":"\u003ch2\u003eDenso 221-9550 Radiator for Lexus RX350\u003c\/h2\u003e\u003cp\u003eThe Denso 221-9550 radiator is built for 2013-2015 Lexus RX350 applications with the OE-style fitment and cooling dimensions needed for dependable engine temperature control. With core sizing, inlet and outlet diameters, and materials matched to OE standards, this radiator supports consistent cooling performance in daily driving and demanding conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFits 2013-2015 Lexus RX350, N\/A, excluding Japan-built vehicles and towing package models\u003c\/li\u003e\n\u003cli\u003eCore height: 15.7480 in.\u003c\/li\u003e\n\u003cli\u003eCore width: 30.2362 in.\u003c\/li\u003e\n\u003cli\u003eCore thickness: 0.6299 in.\u003c\/li\u003e\n\u003cli\u003eInlet diameter: 1.3780 in.\u003c\/li\u003e\n\u003cli\u003eOutlet diameter: 1.3701 in.\u003c\/li\u003e\n\u003cli\u003eDenso part number 221-9550 for OE-style replacement selection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eOE-Style Cooling Performance\u003c\/h2\u003e\u003cp\u003eDenso supplies radiators to vehicle manufacturers worldwide, and the 221-9550 reflects that OE engineering background. The radiator configuration, tank design, fin pitch, core dimensions, and material selection are built to meet strict manufacturer standards, helping maintain proper coolant flow and heat transfer in the Lexus RX350. This part cross-references Spectra Premium CU13116 for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Radiator Addresses\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eOverheating caused by a leaking or restricted radiator\u003c\/li\u003e\n\u003cli\u003eReduced cooling efficiency from damaged fins or internal blockage\u003c\/li\u003e\n\u003cli\u003eCoolant loss from cracked tanks or worn seams\u003c\/li\u003e\n\u003cli\u003eTemperature fluctuations during stop-and-go driving\u003c\/li\u003e\n\u003cli\u003eCooling system service needs on a 2013-2015 Lexus RX350\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify vehicle configuration before ordering: this radiator excludes Japan-built vehicles and towing package models. Confirm inlet and outlet hose sizes, mounting points, and overall core dimensions against the original unit before installation. Flush the cooling system, inspect hoses and clamps, and refill with the correct coolant mixture after replacement.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eEach Denso radiator passes durability and function testing before release. That testing process, combined with OE supplier experience, supports reliable fitment and cooling performance for Lexus RX350 radiator replacement applications.\u003c\/p\u003e","brand":"Denso","offers":[{"title":"Default Title","offer_id":52412241707189,"sku":"BBNF-221-9550","price":196.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NP_2219550_Fro.jpg?v=1777787426","url":"https:\/\/www.partcatalog.com\/products\/denso-221-9550-radiator","provider":"PartCatalog","version":"1.0","type":"link"}