FRESCO Factory Expansie Uitlaat Staal Cover the hole in the

Cover the hole in the end of the grip with some electrical tape (To stop glue entering the throttle barrel) and apply a small amount of RFX grip glue to the outer end of the throttle tube on the outside diameter

it's about creating more usable power and the RS-4 makes it happen

Compatible with standard covers only

Minimum thickness ø28

For a long term renewing

FRESCO Factory Expansie Uitlaat Staal Cover the hole in theThe Factory expansion is made of variable thickness steel sheet. This feature provides greater protection in the most exposed parts to damage and maintains a good sound to the exhaust system. Completely handmade, eye catching look Welded joints are contained, to avoid protrusions. Power increase over the entire range of use. Compatible with the original silencer.