KTM RC 390 (2017-20) Half System Performance ExhaustCobra Sport KTM RC 390 performance motorcycle exhausts are designed with the rider in mind. Increased power, reduced weight and enhanced styling are the principles adopted to deliver an emotional experience each time you climb onboard. The Cobra Sport Tri Oval carbon fibre half system transforms the look and perception of the 390 bringing a feeling of completion to the rear of the KTM, aggressive lines that match the bikes stand out GP styling and a