Akrapovič "Slip-on Line" - SXS10450512 : Genuine KTM Technical Accessories | This slip-on factory silencer has been developed in collaboration with Akrapovič for the very specific requirements of enduring offroad use (for enduro, motocross and supermoto too) and very carefully tuned to the KTM characteristics.
The benefits:

• Improved torque curve combined with very rideable peak performance
• More sensitive throttle response and resulting improved traction
• Durability suitable for extreme enduro use
• Made from titanium - that means: ultra-light
• Welded on brackets
• Reinforced titanium end cap (factory team standard)
• Pleasant deep sound
• Tuned for compliance with the latest applicable noise regulations

With removable noise reduction insert.
Can only be fitted in combination with original header.