For anyone with a 3D printer: I designed a airbox cover that keeps water out of the airbox while you wash. Test-fitted on my 2026 300. It should fit the 250/300/390 RR and Race Edition from 2020–2026, but I’d love to hear from anyone who tries it on a different year or model. Free on MakerWorld: Beta Airbox Cover 3D Print Processing img r7gv3woxe40i1...   submitted by   /u/BeardedYeti_   to   r/Dirtbikes [link]   [comments]