CATERPILLAR 4N326X Air Filter

The Caterpillar 4N326X air filter (equivalent part number 4N0326) is a primary air filter designed to provide maximum protection for Caterpillar engines. It effectively traps particles and impurities present in the intake air, ensuring clean combustion and optimum engine performance, even in dusty environments. This filter is used on a wide range of Caterpillar machinery: D3/D4/D5 tractors, 910/931/933/939 loaders, track loaders, compactors and other industrial machinery. Its robust design and wide compatibility make it an ideal choice for regular maintenance operations.