Cadillac STS Fuel Injectors and Injection Parts
This page brings together fuel injectors and injection parts for the Cadillac STS covering model years 2005–2011, including individual injectors, throttle body assemblies, fuel lines, and complete system kits in both new and remanufactured forms. Select your year above and we'll show only the fuel injectors and injection parts that fit your Cadillac STS. Fitment is checked against our vehicle data for every part listed.
What's here for your Cadillac STS
- Fuel injectors — individual replacement units, available as OE replacement and remanufactured options
- Fuel injection system kits — multi-piece sets covering broader system repairs
- Fuel injection throttle bodies — direct-fit replacement throttle body units
- Fuel injection throttle body assemblies — complete assemblies ready for installation
- Fuel lines — replacement lines to restore proper fuel delivery
The widest selection here comes from ACDelco, Standard Motor Products, Dorman, and GB Remanufacturing, spanning OE-style replacements, remanufactured units, and kit configurations. Other categories Cadillac STS owners shop for: Cadillac STS Shocks and Struts, Cadillac STS Valve Train Parts and Cadillac STS Tires, or browse all Cadillac STS parts and accessories.