If you want your bike to look “roots”, no better way than customizing it with ribbed parts. Example this ribbed and black Vortex air clVeaner kit made by Bosley in Japan. Depending of your perspective, you an assemble it horizontally or vertically.
Comes with air cleaner cover, velocity stack, mounting bracket, air filter, gasket, o-rings and assembly bolts. Fits 93 to 99 Evo Big Twin, 99 and up Twin Cam (CV & EFI), 91 and up Sprtsters (CV & EFI) Distributed by Easyriders Japan (Website in English)