Originally Posted by Tony660x

That stage 2 aifilter cover was designed and sold by Worrybrother. I think he has ceased production now he is no longer an XT owner.

Send him and email via the forum and he may respond & may have stock. It certainly covers the "not for road use" part at the bottom of the filter. Alternatively just file off the wording, its only a plastic/rubber type material so is easily removed.