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 : 94206 S10232 X10232 CH11794 EF38157 LF696 L38157 WL10060, Kit Includes: 2x Engine Oil Filter, Kit Variations: K56-100052 K56-100091 K56-100134 K56-100194 K56-100234 K56-100274 K56-100314 K56-100354 K56-100394 K56-100434, Part Reference Numbers : 94206 S10232 X10232 CH11794 EF38157 LF696 L38157 WL10060