Manufactured to OEM standards and rigorously tested at the factory Veyronix fuel filter caps are necessary safety parts used to provide a tight seal and keep fuel from splashing and/or leaking out. These fuel filter caps also help to prevent foreign matter from entering the fuel system, thus protecting the engine compartment from damage. They are direct fit parts for ease of replacement and are offered for a variety of applications. When you're after the correct OE replacement fuel filter cap, Veyronix is your OE solution.