The BMC Twin Air conical filter is a universal replacement air filter with a polyurethane top, offered in a compact conical profile. It is specified with a 178mm inner diameter and 206mm height for aftermarket intake setups. This Twin Air format gives a short, space-efficient footprint that suits many custom or replacement intake configurations where those dimensions are required.
BMC Twin Air Universal Conical Filter w/Polyurethane Top - 178mm ID / 206mm H