Injen SP Short Ram Cold Air Intake Subaru STI 2018-2021 - Wrinkle Black | SP1208WB 150 This is a direct replacement

This is a direct replacement recirculation valve that bolts directly to the turbo

the Alpha series radiator has you covered

7-Bolt 4g63

Part #: 18258804

**Will work with other brand fuel line kits

Injen SP Short Ram Cold Air Intake Subaru STI 2018-2021 - Wrinkle Black | SP1208WB 150 This is a direct replacementFitment Information: 2018 2021 Subaru STI (H4 2. 5L Turbo) Features: The Injen Technology SP Performance Intake System is a direct replacement for the restrictive factory airbox and provides a engineered solution that allows your turbo to breathe deeply and produce its full power potential with a simple install. The 6061 T6 aluminum air intake tube provides a smooth uninterrupted path for highly efficient airflow and impressive power increase along