R1200GS Fuel Filter??? | Adventure Rider Mar 18, 2011Carrying a portable cheese-cloth filter to strain the dirt laden gas before it gets in the gas tank would the best approach. Filtering the gas after the pump is too late. Your fuel pump is more likely to fail from dry running after the filter plugs than your injectors getting plugged after a milk-jug fillup. BMW F800GS (and variations) Fuel Filter Guglatech M10006 Filter has an anti-abrasion armor mesh Filter is held in place with a stainless wire that fits thru the vent holes in the nozzle. The special fuel neck prefilter is designed to be mounted inside the original fuel cap. To install you’ll remove the screws holding the flip-cap in place, fit the filter and retainer, and refit the flip-cap.