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The Perrin rear shock tower brace fits 2015–2021 Subaru WRX and WRX STI models and mounts at the rear shock towers to reinforce the chassis. Designed to reduce rear-end flex, it provides a more stable mounting point for the suspension and helps maintain consistent handling characteristics under load for the specified WRX/STI model years.
PERRIN 15-21 Subaru WRX/STI Rear Shock Tower Brace - Black
