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Twin Air Pre-Oiled Backfire Air Filter Road Bike BMW F800R-GS-ST/R1200-R-GS-RT-St-GS Adventure/HP2 Megamoto / HP2 Sport
Twin Air's Original Dual-Stage patented design, high quality materials and superior construction deliver unbeatable performance and protection. Twin Air Filters are the hands-down choice of more World and National Champions than all other filters combined.