Malossi Performance Air Filter for Honda Forza 300 COMPATIBILITY: Honda – Forza 300 Malossi High Performance Air Filter for Honda Forza 300. Washable and re-useable. Malossi air filter for original air box is even more performing thanks to its completely redesigned architecture! The filtering part is made of oiled multilayer long fiber cotton gauze, in order to retain the impurities on the outside of the filter; the aluminum net coated with epoxy resin protects the structure of the filtering material keeping a direct air flow.