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Remark R1‑Spec dual cat‑back exhaust for 2015–2021 Subaru WRX/STI (VA) in burnt stainless finish is a resonated version that replaces the factory back section. The resonated system offers a different sound characteristic while providing direct-fit installation for the listed WRX/STI years, updating exhaust routing and rear outlets to match the vehicle's fitment.
Remark 15-21 Subaru WRX/STI (VA) Cat-Back Dual Exhaust - R1-Spec Burnt Stainless (Resonated)
