The Donaldson 5.35" Spin-On Coolant Filter is designed to provide superior protection for your engine. This filter is constructed with rugged materials and seals that are specifically designed to withstand extreme temperatures. It is designed for use in systems that require no additional chemical additive from the filter, making it an ideal choice for those who want to maintain their engine without the hassle of additional maintenance. The product range allows you to choose the filtration method that best suits your maintenance practices and schedules. FleetPride is your First Click in Heavy Duty®.