Genuine Caterpillar Filter 6I-2505 comes with IHD Strap wrench. 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. Standard Efficiency Filters are typically used on older machine models where tolerances are more forgiving. * All fitment filter part numbers are based on your engine serial number. * Please confirm with our team if you are unsure this filter will fit your engine.