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, providing increased airflow and up to 98–99% filtering efficiency. Installation is straightforward and requires no modifications. Increased airflow compared to stock filter: 19.70% Filtration efficiency: 98–99% Filter type: Washable Compatible models: FOR R 850 R 1995–2006 FOR R 850 GS 1993–2006 (259) FOR R 1100 GS ABS 1993–1999 FOR R 1100 GS 1993–2006 (259) FOR R 1100 R 1994–2001 FOR R 1100 R ABS 1995–2000 FOR R 1100 ABS 1993–2001 FOR R 1100 Special Edition 1994–1995 FOR R 1100 ABS 1994–1997 FOR R 1100 ABS Special Edition 1994–1995 FOR R 1100 RT 1996–1998 FOR R 1100 RT ABS 1996–2001 FOR R 1100 RA/S ABS 1995 FOR R 1150 GS 1998–2003 FOR R 1150 R 2001–2006 FOR R 1150 RT 2001–2005 FOR R 1150 GS ADVENTURE 2002–2005 FOR R 1150 2002–2005 FOR R 1150 R ROCKSTER 2004–2006 Color: Black Material: Non-Woven Fabric + Plastic Package includes: 1 × Motorcycle Air Filter Note: Light reflection and differences in display screens may cause slight variations between the color shown and the actual product. Measurement may vary by ±1–3 cm.