{"product_id":"radiator-for-international-4300-2012-2013","title":"Radiator for International 4300 (2012-2013)","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eHeavy-Duty Direct Replacement Radiator for 2012-2013 International 4300 (DuraStar)\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The replacement radiator restores closed-loop thermal heat rejection and integrated fluid cooling on the 2012-2013 International 4300 to stop coolant loss and prevent catastrophic engine overheating under sustained commercial loads.\u003c\/p\u003e\n\u003ch3\u003eThe Stock International 4300 Thermal Fatigue and Seam Failure\u003c\/h3\u003e\n\u003cp\u003eMedium-duty vocational fleets subject the \u003cstrong\u003eDuraStar\u003c\/strong\u003e chassis to severe heat-cycle expansion, frame torsion, and high system pressures. Over time, the factory radiator's crimped core-to-header plate gaskets degrade, while continuous heat soak embrittles the factory glass-filled nylon end tanks. This structural fatigue yields microscopic stress fractures, fin oxidation, internal tube clogging, and coolant leakage under high-torque delivery routes powered by the \u003cstrong\u003eMaxxForce DT\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eEngineered to exact OEM envelope dimensions, this heavy-duty drop-in unit features an efficient 36-5\/8\" x 28-3\/4\" x 2-1\/4\" furnace-brazed aluminum core paired with reinforced composite plastic tanks. The internal tube geometry optimizes coolant flow velocity to shed heat rapidly, while the built-in transmission oil cooler stabilizes hydraulic operating temperatures under heavy towing. Each completed unit undergoes factory pressure decay testing to help ensure leak-free containment at elevated operating pressures. Designed as a direct drop-in replacement matching OE reference \u003cstrong\u003e2602925C92\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1x Complete Heavy-Duty Replacement Radiator with Integrated Internal Oil Cooler\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\n\u003ctable width=\"100% style=\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding: 10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e2012-2013 International 4300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEngine \/ Chassis\u003c\/th\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e\n\u003cstrong\u003eMaxxForce DT\u003c\/strong\u003e \/ \u003cstrong\u003eDuraStar\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding: 10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e245 hp \/ 660 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e\n\u003cstrong\u003e2602925C92\u003c\/strong\u003e, \u003cstrong\u003e2602926C92\u003c\/strong\u003e, \u003cstrong\u003e2602927C92\u003c\/strong\u003e, \u003cstrong\u003e2602928C92\u003c\/strong\u003e, \u003cstrong\u003e3E0128220000\u003c\/strong\u003e, \u003cstrong\u003e3E0128230000\u003c\/strong\u003e, \u003cstrong\u003e3E128230000\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2012 International DuraStar 4300 (Medium Duty \/ Vocational \/ Delivery)\u003c\/li\u003e\n\u003cli\u003e2013 International DuraStar 4300 (Medium Duty \/ Vocational \/ Delivery)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit the DuraStar 4300?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for 2012-2013 International 4300 models equipped with the \u003cstrong\u003eMaxxForce DT\u003c\/strong\u003e engine matching the listed OEM numbers; trucks with differing core dimensions or configurations without an internal oil cooler are excluded.\u003c\/p\u003e\n\u003ch4\u003eDo I need to bleed the cooling system after replacement?\u003c\/h4\u003e\n\u003cp\u003eYes, technicians must vacuum-fill or fully bleed air pockets from the engine cooling block and heater core to prevent airlocks and thermal hot spots.\u003c\/p\u003e\n\u003ch3\u003eThe International Commercial Standard\u003c\/h3\u003e\n\u003cp\u003eBuilt for the punishing demands of severe-service hauling and inner-city delivery, this cooling assembly maintains structural rigidity, handles sustained fluid thermal spikes, and prevents costly fleet downtime.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67610994114808,"sku":"DS-EQFC9H154","price":867.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/radiator-for-international-4300-2012-2013-1.jpg?v=1791568312","url":"https:\/\/performancechiptuning.com\/es\/products\/radiator-for-international-4300-2012-2013","provider":"Performance Chip Tuning","version":"1.0","type":"link"}