The Donaldson 5.96" Cartridge Coolant Filter is designed to provide superior protection for your coolant system. This filter is constructed with rugged materials and a durable design to ensure long-lasting performance. It features a range of filtration methods to suit your maintenance practices and schedules, and contains enough additive to initially charge the cooling system to reach the first service interval. The seals are designed to withstand extreme heat and cold, making this filter an ideal choice for your vehicle. FleetPride is your First Click in Heavy Duty®.