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Injen Technology has been engineering performance intakes for over 25 years — known for tunable air-fuel ratios via the patented MR Technology and SuperNano-Web filtration. Every Injen intake is dyno-tested for guaranteed HP and torque gains.
Give your Subaru WRX STI the airflow it demands with the Injen SP Series Cold Air Intake. Engineered for the 2018-2021 Subaru WRX STI models equipped with the H4 2.5L turbocharged engine, this intake system is designed to unlock significant gains in horsepower, torque, and throttle response, all while producing an aggressive engine note.
The Injen SP Series represents their commitment to performance engineering, featuring:
By replacing the restrictive factory air intake system, this SP Series Cold Air Intake allows your engine to breathe much more efficiently. This results in quicker acceleration and a more dynamic driving experience. The kit is designed for a direct fit, simplifying the installation process.
This Injen SP Series Cold Air Intake is backed by Injen Technology's limited Lifetime Warranty, ensuring long-lasting performance and reliability. Upgrade your Subaru WRX STI with a system that delivers both power and style. Get yours today from GGCRACING!
| Years | Make | Model | Trim |
|---|---|---|---|
| 2018 | Subaru | WRX STI | Type RA |
| 2018-2021 | Subaru | WRX STI | Base |
| 2018-2021 | Subaru | WRX STI | Limited |
| 2019 | Subaru | WRX STI | S209 |
Other popular Injen products customers consider together:
Injen Technology has been engineering performance intakes for over 25 years — known for tunable air-fuel ratios via the patented MR Technology and SuperNano-Web filtration. Every Injen intake is dyno-tested for guaranteed HP and torque gains.
Give your Subaru WRX STI the airflow it demands with the Injen SP Series Cold Air Intake. Engineered for the 2018-2021 Subaru WRX STI models equipped with the H4 2.5L turbocharged engine, this intake system is designed to unlock significant gains in horsepower, torque, and throttle response, all while producing an aggressive engine note.
The Injen SP Series represents their commitment to performance engineering, featuring:
By replacing the restrictive factory air intake system, this SP Series Cold Air Intake allows your engine to breathe much more efficiently. This results in quicker acceleration and a more dynamic driving experience. The kit is designed for a direct fit, simplifying the installation process.
This Injen SP Series Cold Air Intake is backed by Injen Technology's limited Lifetime Warranty, ensuring long-lasting performance and reliability. Upgrade your Subaru WRX STI with a system that delivers both power and style. Get yours today from GGCRACING!
| Years | Make | Model | Trim |
|---|---|---|---|
| 2018 | Subaru | WRX STI | Type RA |
| 2018-2021 | Subaru | WRX STI | Base |
| 2018-2021 | Subaru | WRX STI | Limited |
| 2019 | Subaru | WRX STI | S209 |
Other popular Injen products customers consider together: