KTM Akrapovič Slip-on Line Exhaust (79505979000)Significantly more torque Significantly more performance Substantial weight saving Manifold routing optimally adapted to the production engine Uncompromising race look Additional expansion chamber for smooth power delivery Manufactured entirely from high grade titanium Complies with current FIM noise regulations Complies with current AMA noise regulations APPROVALS: AMA Amateur, CCCUO MATERIAL: Titanium USED BY FACTORY RACING Fitment: 250 SX F 2019