Application : Yamaha 

                       XT-660R                         '04-'15

                       XT-660X  Supermoto   '04-'15 

                       MT-03 660                      '06-'12

Designed to increase horsepower and acceleration while providing excellent filtration.These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop-in design means adding performance is simple.