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DBA 5000 Series front rotor hat for 2004–2017 Subaru WRX STI is manufactured from lightweight aerospace‑grade T6061‑T6 aluminum to reduce unsprung mass. This direct‑fit replacement hat is engineered to pair with two‑piece rotor systems and contributes to handling and suspension response by lowering rotating and unsprung weight where the 5000 Series hat is specified.
DBA 04-17 Subaru WRX STI Front Replacement 5000 Series Rotor Hat
