




Injen
Injen Evolution Cold Air Intake, Subaru WRX STI 2015–2017
$727.19
Taxes and shipping shown at checkout. Typical delivery is 3 to 7 business days across Canada.
✓ Confirmed-fit parts — add your vehicle in your Garage to check fitment.
The Injen Evolution cold air intake is purpose-built for the 2015–2017 Subaru WRX STI and its 2.5L engine. Dyno-tuned to replicate stock fueling, it delivers horsepower and torque gains right out of the box, no aftermarket tuner required.
- Engineered specifically for the 2015–2017 Subaru WRX STI with the 2.5L engine
- Made in the USA from cross-linked high-density polyethylene for extreme durability
- 6061 aluminum intake tube in a wrinkle red finish, dyno-tested and tuned to replicate stock fueling
- Patented Air Fusion and MR Technology maintain safe, reliable fuel trim levels without an aftermarket tuner
- Two-piece box design with boost plenum, fully integrated ram-air scoop, 360° SuperNano-Web dry air filter and built-in filter monitor
- No cutting or drilling required for installation
Fits: Subaru WRX STI 2015–2017.







