KTM 450 RFR 2015-2018 AIRBOX SUPPORTS KIT AND TWINAIR FILTER This kit includes : TWINAIR OIL FILTER #58506015000 2X SPECIAL SCREWS FILTER CARRIER #58506001000 AIBOX FLANGE TO FIT THE FILTER CARRIER Ideal for DIY airboxes Direct replacement for KTM 450 Rally Replica 2015 2018