Coolant Reservoir Cap 10 PSI for International Applications – Cooling System Pressure Cap – Compatible with OEM 2039390C1 2039390C3 4C4Z8100A 31567

This 10 PSI Coolant Reservoir Cap is engineered for International truck applications, providing reliable pressure control for the cooling system. Built from durable materials to handle demanding operating conditions, it helps maintain proper system pressure and consistent engine temperature. Designed as a direct replacement for OEM 2039390C1, 2039390C3, 4C4Z8100A, and 31567, this cap ensures accurate fitment and long-lasting reliability for commercial truck maintenance and repair applications.