The K&N X-Stream air filter RX-4120 is universally be used, Depending on the space available, the largest possible air filters can be used. The additional filter surface on the upper side of this air filter has a still higher air flow.
(Not Street/Road legal)
technical data
Article No.
RX-4120
Shape
round tapered
Flange type
centered
Diameter flange
84 mm
Diameter bottom
121 mm
Diameter cover
102 mm
Length
108 mm
Flange 84 mm, Bottom 121 mm, Cover 102 mm, Length 108 mm K&N X-Stream Air Filter No. RX-4120 round tapered