HSR 42 Mikuni Carburetor Kit | Twin Cam (99 to present ) Big Twin (90-99) | CV Replacement Kit
Mikuni Air Filter Element - 2.5" HSR 42/45/48 Smoothbore Carburetors | HS42/012 | eBay
Mikuni Carburetor Accessories
Air filter mounting kit carburetor Mikuni HSR 42-45
American Made Motorcycle Parts. forcewinder-dominator-air -intake-kit-wpro-series-filter-for-99-08-twin-cam-wmikuni-424548-carbs -polished-part-uf-5013-425ps
Trask S&S / CV Air Cleaner Adapter For Mikuni Carburetor - RevZilla
514323 - K&N, air cleaner assembly for Mikuni HSR. 5.5" bonnet - www.motorcyclestorehouse.com