Kia Optima Air and Fuel Service Kits
This page brings together air and fuel service kits for the Kia Optima, covering model years 2001 through 2020. The range spans fuel injector seal kits, nitrous oxide injection system kits, and air intake kits — offering options for routine service and performance-oriented builds alike. Choose your model year above and this page keeps only the air and fuel service kits that fit your Kia Optima. Each listing is matched to our vehicle fitment data before it appears here.
Nitrous Express 20923-10 Sport Compact EFI Single Nozzle Nitrous System 35-50-75 HP 10 lb Bottle
Nitrous Express 20923-00 All Sport Compact EFI Single Nozzle Nitrous System 35-150 HP
Nitrous Express 20923-12 All Sport Compact EFI Single Nozzle Nitrous System with Composite Bottle
Nitrous Express 20923-15 EFI Single Nozzle Nitrous System 35-75 HP with 15lb Bottle
Nitrous Express 20923-05 All Sport Compact EFI Single Nozzle Nitrous System 35-75 HP with 5lb Bottle
What's here for your Kia Optima
- Fuel Injector Seal Kits — gaskets, o-rings, and hardware for injector service
- Nitrous Oxide Injection System Kits — complete kits designed for staged nitrous setups
- Air Intake Kits — single and performance-oriented intake assemblies
The widest selection here comes from Nitrous Express, GB Remanufacturing, Standard Motor Products, and ACDelco. 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.