This offers the option toupgradethe Slip-On Line muffler to a full, complete system. It is made from perfectly welded lightweightstainless steeltubes. It delivers improved sound when used in conjunction with the Slip-On Line, delivering a powerfulracing soundthat complements the bikes performance and racing pedigree.Power and torque are improved, especially from the mid-range upwards.

Optional headers fit also with Akrapovi standard (first fit) silencer.

For perfect performance, throttle response and durability, ECU remapping is mandatory.

When installing the Optional Header on Euro5 motorbikes (2 lambda sensors), the engine check light will appear after identifying a deviation in the stock catalytic converters parameters.

THIS PRODUCT DOES NOT MEET EMISSION COMPLIANCE REQUIREMENTS FOR STREET OR HIGHWAY USE.