Compatible with International Prostar 2008-2014,
9900i 2004-2009,
Paystar 5900i 2008-2009, Paystar 5900 2010,
8600 SBA 2004-2007,
9200i SBA 2004-2011,
9900ix 2004-2007,
Lonestar 2009
CORE HEIGHT: 40 1/8", CORE WIDTH: 26", DEPTH: 2 1/4", ROWS: 2 with 1" Tubes, INLET: 2 1/2" - Upper Left - 7 1/2" In, OUTLET: 2 1/2" - Lower Right - 7 1/2" In, OIL COOLER: No
OEM Part Numbers: 2591559C91, 2591553C91, 2601433C91, 2591552C91, 2591554C91, 2591555C91, 2596591C91, 2596595C91, 3E0113500000, CTVTM81433, 8143, NAV19, 3S11350, 3S012737, IN8143, 20013533, 1S180196, 1S180197, 1S180130, 1S180131, 1S180129, 20013533, CTVTU81433, 437307S, 437307, 6400-20PT, 437307P
High Quality OE Style Radiator with Plastic Tanks / Aluminum Core
Comes with Logo, 2x22" Windshield Wipers, License Plate Frame, 2x Trailer Tail Lights, KOZAK Reflective Vest
Please note that in order to process the shipping promptly, the Buyer must provide a VALID phone number where they can be reached and contacted by the delivery carrier. Failure to do so may result in delayed shipment. Seller is not liable for any expense associated with failure to provide contact information on Buyers behalf. Seller reserves the right to hold the shipment until the contact with Buyer has been established to clear all shipping details. Buyer is not liable for lost or damaged packages after 14 days of delivery confirmation. Please make sure to provide your full and detailed shipping address information!
Keep your International truck running cool with this heavy-duty replacement radiator, part number 2601433C91. Engineered as a direct-fit aftermarket solution, this radiator is compatible with a wide range of International models, including the Prostar 2008-2014, 9900i 2004-2009, 9900ix 2004-2007, Paystar 5900i 2008-2009, Paystar 5900 2010, 8600 SBA 2004-2007, 9200i SBA 2004-2011, and the Lonestar 2009. Whether you manage a fleet or are getting a truck back on the road after a breakdown, this radiator delivers the reliable cooling performance your International deserves.
This replacement radiator features a core height of 40-1/8 inches, a core width of 26 inches, and a depth of 2-1/4 inches with 2 rows and 1-inch tubes for maximum coolant flow and heat dissipation. The upper left inlet measures 2-1/2 inches, positioned 7-1/2 inches in, ensuring a precise OEM-style fit with no modification required. Constructed from high-quality materials built to withstand the demands of long-haul trucking and heavy-duty work cycles, this unit is designed to meet or exceed original equipment specifications in both durability and thermal efficiency.
Installation is straightforward thanks to the direct-fit design, making it an excellent choice for professional body shops and experienced owner-operators alike. The clean finish and solid construction mean you're getting a radiator that looks good under the hood and performs even better on the road. Replacing a failing or damaged radiator with a quality aftermarket unit like this one helps prevent costly engine damage caused by overheating, keeping your downtime to a minimum.
At Kozak Parts, we stock this International radiator in our Seattle warehouse and offer fast shipping so you can get your truck back in service quickly. Whether you're a fleet manager sourcing parts in bulk or a solo owner-operator tackling a repair, you can count on us for quality aftermarket semi truck parts delivered with speed and confidence.









