HOLDEN BOSCH 280155777 STANDARD VT/X/Y INJECTORS SERVICED X 6. Injectors are then placed into an ultrasonic cleaner to remove all excess dirt and carbon. Once the cleaning is finished the injectors are then put into a machine and back flushed.
Worth every cent.
Replaced the 16YO factory units and the car is running as good as new - smooth idle and almost twice the power.
Installed in a 2003 VY V6 'S' Commodore.