Fits Acerbis tanks with a 38-40mm opening (1.5″)
Advised for bikes with EFI.  Filter is armored to protect against internal components.
Adapter for the Type C (clock cap) Acerbis cap, neck opening 48-50-53-56mm, MDR old and new type, lock-cap, rubber vent

(Photo may not represent your filler nozzle)


The new and innovative HDM3D-X ACQUASTOP media with its exceptional filtering efficiency capable of protecting both fuel filters and fuel pump for many thousands of KM.

The 3D media, due to its innovative matrix, blocks and traps contaminants and water, thus saving the prefilter (working between 40 and 60 microns), and extends the paper filter (working between 8 and 10 microns). It also extends fuel pump life.

Filtering with the HDM3D-X ACQUASTOP, you will be free from bad refueling and nasty pump/filters “accidents”, prefiltering will allow you simply to wash you pump filter  after some 30-40,000 miles.

When ordering please list your bike’s make, model, and year AND tank style in the order notes.