The Cat 3318108 is a genuine Caterpillar fuel filter element designed for standard efficiency filtration. Featuring a cellulose media type and an axial seal, this primary fuel filter ensures optimal performance and protection for Cat C4.4, C6.6, and C7.1 industrial, generator set, and machine engines. It is also compatible with a wide range of Cat excavators, wheel loaders, track-type tractors, paving compactors, motor graders, asphalt pavers, forest products machines, integrated toolcarriers, and load, haul, dump machines.