STS RWD V8-4.6L (2007)
9. Disconnect the right side fuel injector wiring harness connectors (1) from the fuel injectors (2).
10. Remove the fuel injector sight shield bracket.
11. Remove the fuel rail attaching studs.
12. Remove the fuel rail assembly.
13. Remove the injector lower O-ring seal from the spray tip end of each injector.
14. Discard the O-ring seals.
15. Remove the retainers from the fuel injectors.
16. Remove the fuel injectors from the fuel rail.