
The Driveshaft Shop Level 5 front axle for Subaru 2004–2007 WRX and 2004-only STI (GD) sedan is a 750HP-rated left-side component offering a direct-fit upgrade for heavily modified turbo applications. It’s intended to replace weaker factory axles with a higher-capacity unit suitable for serious power increases on supported WRX/STI models.
DSS Subaru 2004-2007 WRX / 2004 (ONLY) STi (GD) Sedan 750HP Level 5 Front Axle RA8521X5