2015-2021 Subaru WRX/STI RS Intake System by HKS
Highly effective intake system designed to increase the flow of cold and oxygen dense air to the engine.
Features
- Kit includes Super Power Flow and Aluminum Suction pipe. Polished aluminum pipe improves engine bay appearance
- Improving an air intake efficiently, HKS changed from flexible stock rubber hose to aluminum pipe
- This significantly reduces an airflow restriction at an HKS flow bench test compared to the stock intake system
- Removable air duct which has a wide opening is newly designed. This can be directly used stock ECU even for the normal vehicle or the vehicle with a custom muffler. You can reduce more air intake resistance, by removing the air guide
Benefits
- Enjoy a distinctive sound
- Increased Power
Please Note: 70029-AF005 requires 70020-AF108 for installation. 70026-AF004 is both of the previous parts mentioned in one package.
Applications
- 2015-2021 Subaru WRX STI
- 2015-2021 Subaru WRX
What’s In The Box?
- 1 – Intake System or Intake Box (Depending on selection)
Warranty
- HKS’ Limited Manufacturer’s Warranty