Ultra High Efficiency Engine Air Filter - Primary Cat Ultra High Efficiency Engine Air filters are designed to meet the need for a greater level of filtration and dirt-holding capacity. Built to meticulous specs, Cat UHE Filters deliver higher initial and overall efficiency for improved engine protection. Featuring a unique filtration surface that extends filter life up to six times that of standard filters, UHE filter elements contribute to greater uptime and longer machine life by reducing the amount of contaminants that reach your engine. Designed to work specifically with Cat equipment, these air filters are effective in any operating environment, and are strongly recommended when extremely fine dust or soot make up a high percentage of the contaminants in the air. Fine particles immediately cake on the surface, increasing filtration and rapidly providing protection for your vital component systems. Choosing Cat Engine Air Filters is good for your equipment, good for the environment and good for your bottom line. Attributes: Lasts up to six times longer than standard filters Extremely effective in fine dust and soot Less restriction and higher air flow allows the engine to breathe better SPECIFICATIONS Efficiency Rating: Ultra High Efficiency Primary vs Secondary: Primary Seal Type: Radial Seal COMPATIBLE MODELS Cold Planer PM310 PM313 PM312 Forest Products 345C 586C 2864C TK1051 521 522 Motor Grader 24M Wheeled Excavator W345C MH Engine - Generator Set C13 XQ375 3406C C9 C13 XQ350 XQ425 Petroleum Products C9 Underground Articulated Truck AD60 Excavator 349D L 349F L 349E 349D 352F 345C 345C L 349D2 L 349D2 345D L 345B L 345B II 349E L 352FMHPU 349E L HVG 352F-VG 345D L VG 349E L VG 345D 345C MH 349F LXE 352F XE VG 349F 345B 352F OEM Articulated Dump Truck 735 745C 740B 735C 735B 745 730 730C2 EJ 740 GC 740C 730C 735 OEM 740 730C2