The MotoSport.com No Toil Super-Flo Starter Kit includes ONE each of the following in one very convenient kit: No Toil Super Flow Air Filter Kit: No-Toil Super-Flo Filter Kit is now the weapon of choice when looking to increase throttle response and horsepower by removing the backfire screen. The No Toil Super-Flo Air Filter Kit will allow your machine to have more air for more horsepower. The Super-Flo Air Filter will replace stock filter and air restricting cage with a high-flow air filter and cage. The kit will fit securely and tight for a strong seal and will not be burdened with a back-fire screen. The Super-Flo Air Filter has a flame-retardant inner lining that will protect the bike and the rider from hot spark generated by the backfire from the machine. The filter is easy to install with the No Toil speed knob. So now you are able to install a complete system that will safely replace your O.E.M. filter and cage.