Fits International / Navistar Prostar 2017 & Newer Several Models Truck.
Superior Part No: SC-238902
High Quality OE Style Radiator with Plastic Tanks / Aluminum Core Without Frame
CORE HEIGHT: 34 1/8", CORE WIDTH: 38 15/16", DEPTH: 1 5/8", ROWS: 1, INLET: 2 1/2", OUTLET: 2 1/2", TOC: Male Face Seal on 11 1/2" Centers
OEM Part Numbers: 2516107C91, 2516108C91, NAV91
Comes with International 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 Navistar Prostar running cool and road-ready with this high-quality replacement radiator, designed specifically for 2017 and newer Prostar models. Whether you're managing a fleet, running owner-operator, or working in a busy body shop, this OE-style radiator delivers the reliable cooling performance your heavy-duty truck demands. Featuring an aluminum core with plastic tanks and no frame, this unit is built to match the original equipment design while offering excellent heat dissipation and long-lasting durability mile after mile.
This radiator is engineered for a precise, hassle-free fit on compatible International Navistar Prostar trucks, with core dimensions of 34-1/8" height and 38-15/16" width, a 1-5/8" depth, and a single-row aluminum core. Both the inlet and outlet measure 2-1/2", and the top of core features a male face seal on 11-1/2" centers, ensuring a secure and leak-free connection. It replaces OEM part numbers 2516107C91, 2516108C91, and NAV91, so matching this part to your truck is straightforward and confident. The radiator also comes complete with the International logo for an authentic, factory-correct appearance under the hood.
Installation is designed to be as straightforward as possible, making it a solid choice for professional technicians and experienced DIY mechanics alike. The OE-style construction means no modifications are needed, allowing you to get your truck back on the road faster and with minimal downtime. The Superior part number for this unit is SC-238902, making it easy to reference when ordering replacements or planning preventative maintenance for your fleet.
At Kozak Parts, we stock this radiator and ship fast directly from our Seattle, WA warehouse, so you can count on quick delivery to keep your trucks moving and your business profitable. Order today and experience the quality and service that truck owners and fleet managers across the country rely on.










