Specific air filters are designed to enhance the performance of your motorcycle by improving airflow while maintaining excellent filtration efficiency. These washable air filters are engineered to fit directly into your bike's airbox and provide increased airflow with up to 99% filtering efficiency. Installation is simple and requires no modifications. Increased airflow compared to stock filter: 19.70% Filtration efficiency: 9899% Filter type: Washable Compatible models: FOR R 850 R 19952006 FOR R 850 GS 19932006 (259) FOR R 1100 GS ABS 19931999 FOR R 1100 GS 19932006 (259) FOR R 1100 R 19942001 FOR R 1100 R ABS 19952000 FOR R 1100 ABS 19932001 FOR R 1100 Special Edition 19941995 FOR R 1100 ABS 19941997 FOR R 1100 ABS Special Edition 19941995 FOR R 1100 RT 19961998 FOR R 1100 RT ABS 19962001 FOR R 1100 RA/S ABS 1995 FOR R 1150 GS 19982003 FOR R 1150 R 20012006 FOR R 1150 RT 20012005 FOR R 1150 GS ADVENTURE 20022005 FOR R 1150 20022005 FOR R 1150 R ROCKSTER 20042006 Color: Black Material: Non-Woven Fabric + Plastic Package includes: 1 x Motorcycle Air Filter Note: The package includes only the items listed above. Other accessories are not included. Due to lighting effects and monitor settings, the color of the item may vary slightly from the images shown. Measurement tolerance: 13 cm.