This filter maintains consistent flow under all conditions including extreme heat, the presence of water, and cold start ups where paper filters can flow so poorly that they often cause the bypass valve to open and allow unfiltered oil to enter your engine Fits for Harley Davidson Touring Twin Cam 99-13, Softail Twin Cam 00-13, Dyna Twin Cam 99-13, Touring Evo 82-98, Softail Evo 84-99, Dyna Evo 91-98, and Sportsters 85-13; Buell M2 Cyclone 97-02, S3 Thunderbolt 95-02, X1 Lightning 96-02; Aprilia Dorsoduro 750 09-12, Mana 850 08-11, Shiver 750 08-12; BMW F650 GS 08-13, F800 06-13, HP2 (without skid plate) 06-11, K100 83-93, K75 85-92, K1 89-93, K1100 90-93, K1200 99-08, S1000RR 09-13, R850 94-97, R1100 93-05, R1150 00-06, R1200 all 99-13, K1600 11-13; Moto Guzi 850 06-10, V11's (1100cc) 94-10, 940 07-10, 1200 06-12, MGS-01 Corsa 05-12, 1000 94-01.