1. Oil filter cleaner is also known as "engine kidney", is the engine scavenger, the main role is to clean most of the impurities in the engine, to protect the oil clean, extend its service life. 2.Oil filter cleaner filter, flow resistance is small, good through, stable high temperature performance. 3. High-efficiency media with uniform pleats,Oil filter designs provides for a high rate of oil flow. Fitment: For Keeway RKF 125 For BJ150-31 BJ150S Color: Yellow Material: Plastic+Filter Paper Package Contents: 1* Oil Filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.