ARROW THUNDER silencer for APRILIA RS4 125 from 2017 to 2018 and RS 125 from 2018 to 2020

Here is the ARROW RACING exhaust for the 125cc APRILIA RS4 4-stroke 125cc motorcycles from 2017 to 2018 and RS from 2018 to 2020 .

The bench test was done without having to touch up the injection and ignition, so a more powerful gain can be achieved thanks to a remap.

Its body is in welded rolled fine jail, this exhaust will offer excellent resonance and a melodious sound. Torque, light body, noise... its design and finish are excellent!

The THUNDER silencer is mounted on your collector by completing it with the ARROW coupling, catalyzed or not, available here .

Aesthetically racing this pot is issued with certificates, however if a modification is made to obtain more performance, the approval is no longer valid.

Mounts on:

APRILIA RS4 125 from 2017 to 2018

APEILIA RS 125 2018 to 2020