CAT Engine Oil Filter | Part # 117-9550 Standard Efficiency Filters are typically used on older machine models where tolerances are more forgiving. Features standard elements for normal duty filtration. Designed to maintain system cleanliness. Removes contaminants before the lube oil reaches critical components. Available for most CAT equipment models. Cat Engine Oil Filters are designed to meet the needs of Cat engines by providing superior protection against particles that can make their way into the lubrication system during service or component wear. SPECIFICATIONS: Efficiency Rating: Standard Efficiency COMPATIBLE MODELS: Engine - Generator Set G3508 Engine - Industrial G3508