Modified RS V4-RF Airbox. Custom flat lid with no upper injectors provisions (not present in Tuono).
Bigger volume, bigger and repositioned Sprint Filter air filter. It comes with velocity stacks too.
The kit is complete with the COUPON for the download of the dedicated map from the UpMap store.
Note:
Attached dyno graphs are for reference only, results can vary from bike to bike especially depending on fitted slipon exhaust, We recommend you buy Akrapovic, available here:
Akrapovic slip-on Aprilia RS V4 Tuono V4 21-24 S-A10SO13-RC (mbspecialparts.co.uk)