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AEM Induction engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full AEM Induction lineup with fast shipping and expert fitment support — order with confidence.
Unleash the full potential of your 2019-2021 Subaru WRX STI 2.5L with the AEM Induction 21-863C Cold Air Intake system. Engineered to deliver significant horsepower and torque gains, this intake replaces your restrictive factory air filter and intake housing, allowing your engine to breathe easier and perform at its peak. Designed, tuned, and dyno-tested for your specific WRX STI model, this system ensures optimal performance and reliability.
This AEM Cold Air Intake is the perfect upgrade for WRX STI enthusiasts seeking improved throttle response, a more aggressive engine note, and overall enhanced performance. Ensure your 2019, 2020, or 2021 Subaru WRX STI performs at its best with this premium intake from GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 2019 | Subaru | WRX STI | S209 |
| 2019-2021 | Subaru | WRX STI | Base |
| 2019-2021 | Subaru | WRX STI | Limited |
Other popular AEM Induction products customers consider together:
AEM Induction engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full AEM Induction lineup with fast shipping and expert fitment support — order with confidence.
Unleash the full potential of your 2019-2021 Subaru WRX STI 2.5L with the AEM Induction 21-863C Cold Air Intake system. Engineered to deliver significant horsepower and torque gains, this intake replaces your restrictive factory air filter and intake housing, allowing your engine to breathe easier and perform at its peak. Designed, tuned, and dyno-tested for your specific WRX STI model, this system ensures optimal performance and reliability.
This AEM Cold Air Intake is the perfect upgrade for WRX STI enthusiasts seeking improved throttle response, a more aggressive engine note, and overall enhanced performance. Ensure your 2019, 2020, or 2021 Subaru WRX STI performs at its best with this premium intake from GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 2019 | Subaru | WRX STI | S209 |
| 2019-2021 | Subaru | WRX STI | Base |
| 2019-2021 | Subaru | WRX STI | Limited |
Other popular AEM Induction products customers consider together: