I've done the site search and gone through dozens of topics trying to find K&N part #'s, even asking in the marketplace, but NOBODY wants to give up part numbers, only directing to RYCA or "search k&n for this diameter (57mm)" ...
how flipping hard is it to just type a part # ???
Quote:RC-0650
Flange Inside Diameter: 2.25 in (57 mm)
2-1/4"O/S FLG, 5-1/2"OD, 2-1/2"H
RC-1900
Flange Inside Diameter: 2.25 in (57 mm)
2-1/4"FLG, 3-1/2"OD, 2"H
RC-1950
Flange Inside Diameter: 2.25 in (57 mm)
2-1/4" O/S FLG, 4-1/2"OD, 2"H
RC-2880
Flange Inside Diameter: 2.25 in (57 mm)
2-1/4"FLG, 3-1/2"OD, 1-1/2"L