Filter Assembly K37-1010-100110020 Primary Fuel

The PACCAR Filter Assembly K37-1010-100110020 is a critical component in the fuel delivery system of heavy-duty trucks (Kenworth, Peterbilt) powered by PACCAR-branded engines. This OEM-grade assembly is designed to house the primary fuel filter and associated hardware, offering robust fuel-filtration and water-separation capabilities to maintain engine performance and longevity.