Drivetrain

IAG PerfoFrom daily-driven Subarus to dedicated track builds, the drivetrain plays a critical role in performance and reliability. IAG Performance offers drivetrain upgrades and replacement parts for WRX, STI, BRZ, Legacy GT, and Forester XT applications, including driveshafts, clutches, transmission components, differential parts, mounts, bushings, and drivetrain fluids. Designed for EJ25, FA20, and FA24 platforms, these components help improve power transfer, durability, and driving feel. Shop premium brands including ACT, Competition Clutch, Albins, Pfitzner, Subaru, Whiteline, and more.