Volvo D16E fuel injector. The injectors have been fully refurbished in a licensed Delphi and Bosch service. The injectors are not inferior in quality to new injectors, because only original parts are used in the restoration of the injectors. After checking them on the Delphi injector test stand, the injectors are additionally checked in a real engine, where a working environment is created. The injectors are given a one-year warranty.