s&b filters 88-0008 precision ii cleaning & oil kit (red oil) s&b s&b filter's cleaning and oil solution allows you to maximize the performance and longevity of your high performance air filter. this cleaning and oil kits will work on any s&b filter and on the vast majority of high performance filters in the marketplace. periodically, you should clean your filter to remove any dirt build up by using the cleaning solution. the cleaning solution will also remove the oil previously applied to your filter. once clean, simply apply the s&b oil to your filter. the easy to use aerosol can makes the oil application an easy process. the oil infiltrates the pleats of the filter and is suspended in the multiple cotton layers.