Motorcycle and Car Performance Accessories. This K&N Air Filter is designed to fit model years Ducati 959 Panigale 2016 2017 2018 2019. K&N Performance Air Filter – [Race Only Hi-Flow Version]. For over 40 years K&N has been designing and manufacturing performance air filters for motorcycles. They provide a high, virtually unrestricted air flow while maintaining filtration levels critical to ensure long engine life. The K&N racing air filter has just two layers of cotton to provide an even lower air restriction compared to the standard K&N air filter. Designed for a maximum increase in horsepower and acceleration, with an improved throttle response. Fuel management modifications will be necessary when using this racing filter. This product is designed for racing and track applications only, not for street use!