Fuel systems on Mercedes gas and diesel models are fairly complex, but if you are contemplating doing repair work or just routine maintenance, Performance Products has the parts you need. We stock fuel filters, injectors, seals, fuel distributors, pumps, pressure regulators, O-rings, and more. Quality O.E.M. style parts will make your task easier and less time consuming. NOTE: This part number replaces Mercedes numbers 646-092-02-01, 646-092-07-01, and 642-092-01-01.