Ultra High Efficiency Engine Air Filter - Primary Contamination is your engine’s number one enemy, which is why it’s critical to protect your Cat equipment with genuine Cat Filter Elements. Cat Standard Efficiency Primary Engine Air Filters are your best value for normal duty applications, delivering increased engine protection and preventing equipment downtime. Offering a long service life and exceptional filtration, Cat Air Filters are also environmentally friendly and cost effective. Designed to the exact specifications of your Cat equipment, genuine Cat Filters are a crucial factor in your machine’s ability to use air efficiently. A clean filter element protects internal mechanisms from being damaged by dirt. Consistently choosing Cat Air Filters is the best choice to ensure long life and optimum performance of your Cat machinery. Attributes: Quick serviceability Improved contamination control holds particulates during filter change SPECIFICATIONS Efficiency Rating: Standard Efficiency Primary vs Secondary: Primary Seal Type: Axial Seal COMPATIBLE MODELS Generator SR4 Engine - Generator Set 3512B G3516 3516B 3512 3508 CG137-08 G3512 3516 G3412 3508B PM3512 G3508 3512C G3412C PMG3516 PM3508 3508C G3516B XQG400 CG137-12 Petroleum Products 3516C CX48-P2300 CX38-P892 3512 TH48-E80 3508C 3512C TH48-E70 CX35-C18I 3508B C32 3512B CX31-P600 CX35-P800 C18 CX38-P800 3516B C27 3516 TH48 CX31-C18I Engine - Industrial 3412 G3508 C18 G3512 G3408 G3516 3508B 3508 3512 CG137-08 3516 C27 3512C 3508C SPF343 3412C 3512B C32 3412E G3508J 3516B G3408B SPT343 G3412 CG137-12 G3408C SPS343 G3508B SCT673 SR4 Marine Products 3512 3516B 3508 3516 3512B 3508B 3508C C32 3176B 3412 3512C 3412E Load, Haul, Dump R1300G R1300 R1300G II