Built for the road warriors behind the wheel of International Durastar trucks, this pressurized coolant reservoir and coolant level sensor from United Pacific Industries is your truck's ticket to smooth, worry-free miles. Engineered for precise compatibility with part numbers like 2602903C91, 2602872C91, 2602943C91, 2591625C92, 2599039C91, 3829605F91, 3829605F92, 2602935C91, 3829604F91, and 3829604F92, it's the perfect fit for 2002-2017 models. No more second-guessing coolant levels—the integrated sensor helps you keep your engine protected from overheating, letting you focus on the destination ahead. Crafted with a durable material blend, this reservoir takes on daily demands so you don't have to sweat the small stuff. Count on repeat reliability with 2602903C91, 2602872C91, 2602943C91, 2591625C92, 2599039C91, 3829605F91, 3829605F92, 2602935C91, 3829604F91, and 3829604F92 designed to keep your ride in peak condition.