Product Details: The Donaldson 27.68" Air Cleaner Assembly is designed to provide superior filtration performance and long-term durability. This air cleaner assembly features an outlet diameter of 254 mm, allowing for maximum air flow and efficient filtration. The air cleaner assembly is designed to reduce operating costs over the long term due to its longer service life and better filtration efficiency. It also helps to enhance engine performance and reliability, as well as improve fuel efficiency and reduce emissions. This air cleaner assembly is the perfect choice for those looking for a reliable and efficient air filtration system. FleetPride is your First Click in Heavy Duty®.