
The Driveshaft Shop one-piece aluminum driveshaft for 2004–2007 Subaru WRX STI 6-speed applications is specified for R180 rear differential configurations. Offered as a single-piece aluminum shaft, it fits WRX STI six-speed cars in that year range with the R180 rear, providing a model-specific replacement sized for that setup.
DSS Subaru 2004-2007 WRX STi 6-Speed (R180 Rear) 1-Piece Aluminum Driveshaft SUSH2