Kia Optima Fuel Injectors and Injection Parts
This page brings together fuel injectors and injection parts for the Kia Optima, covering model years 2001–2020. The range spans fuel injectors, throttle bodies, cold air intakes, pressure regulators, and more — including OE replacement and performance options. Choose your model year above and this page keeps only the fuel injectors and injection parts that fit your Kia Optima. Each listing is matched to our vehicle fitment data before it appears here.
HPS Performance Products Cold Air Intake Kit with Heat Shield and High-Flow Air Filter
Representative Photo, actual item may vary
Walker Products Fuel Injection Idle Air Control Valve IAC Throttle Air Bypass
Injen SP1334P Short Ram Air Intake System with SuperNano-Web Dry Filter
Injen SP1334BLK Short Ram Air Intake System with SuperNano-Web Dry Filter
Representative Photo, actual item may vary
Weapon-R 346-113-101 Secret Weapon Intake System High Flow Cold Air Intake - Kit
Representative Photo, actual item may vary
Dorman 502-504 Remanufactured Piezo Diesel Fuel Injector for Ford
What's here for your Kia Optima
- Cold air intakes and short ram air intakes, including heat-shielded and performance kit configurations
- Fuel injectors, available as OE replacement and remanufactured units
- Fuel injection systems and manifold assemblies
- Fuel injection throttle bodies
- Fuel injection pressure regulators
The widest selection here comes from Standard Motor Products, GB Remanufacturing, HPS Performance Products, and Dorman. Other categories Kia Optima owners shop for: Kia Optima Brake Rotors and Drums, Kia Optima Shocks and Struts and Kia Optima Springs and Suspension Parts, or browse all Kia Optima parts and accessories.