Efficient filter media offers increased dirt-collecting capability and ability to capture more engine-harming particles, Advanced engine protection, Premium gasket included, Anti-drain back valve holds a reserve of oil in the filter to help protect the engine during start-ups, Built for both synthetic and conventional oils, Part Reference Numbers : 94010 S10040 X10040 CH11665 EF36296 LF697 L36296 WL10010, Kit Includes: 4x Engine Oil Filter, Kit Variations: K56-100014 K56-100053 K56-100133 K56-100193 K56-100233 K56-100273 K56-100313 K56-100353 K56-100393 K56-100433, Part Reference Numbers : 94010 S10040 X10040 CH11665 EF36296 LF697 L36296 WL10010