K&N powersports chrome canister oil filters contain a modern synthetic filter media, designed for ultimate flow with less pressure drop, yet engineered for outstanding filtration. K&N powersports 'spin-on' oil filters feature a heavy-duty, chrome-plated metal can. Most of these have a 17 mm nut affixed onto the end that allows for easy removal. The 17 mm nut is crossed-drilled so racers can safety wire the filter to their bike. FEATURES O/E replacement oil filters for most cars, trucks, SUV's, motorcycles, & ATV's. 17 mm exposed nut designed for easy oil filter removal. Heavy-duty, chrome-plated canister handles extreme conditions. Anti-drain back valve (where applicable) eliminates dry starts, prevents oil from draining back into crankcase during engine shutdown. Approved for racing use by MotoAmerica and the AMA.