Yea, I know they're not Airhead material but many of us have "other" Beemers in our garages. New in original BMW boxes with crush ring. Part # 11 42 1 460 845. Fit R1100's, R1150's, K-100's, K1100's, K1200, K75's, R1200C's. Have 4 kits. 2 filter kits for $15 to cover shipping or $25 for all 4. larry m 410.218.1725