I do not like conical air filters for motorcycles - Donkey Motorbikes
Air filter 54 mm CAFE RACER BOBBER CHOPPER - Moto Vision
XUANKUN Cafe Racer Retro Motorcycle Modified Large Flow Air Filter Straight Head Mushroom Head Mushroom Head Empty Filter|flow air filter|filter airmotorcycle air filter - AliExpress
Amazon.com: Bobber Cafe Racer - Filtro de filtro de aire para Harley Davidson Breakout Fxsb 13-17 : Automotriz