The PERRIN full engine oil cooler kit is a direct fit for 2022–2025 Subaru WRX models with manual transmission, providing a complete solution to manage engine oil temperatures. As a full kit, it installs in place of stock plumbing to help stabilize oil temps under sustained driving or towing. It’s specified for manual‑transmission WRX applications and intended as a direct replacement cooler system.
PERRIN 22-26 Subaru WRX (Manual Transmission) Engine Oil Cooler Full Kit