Improving traction and cornering performance starts with a quality limited slip differential. IAG Performance carries Subaru LSD units for WRX, STI, BRZ, Legacy GT, and Forester XT models, designed to optimize power distribution and enhance grip under acceleration. Whether you're upgrading for spirited street driving, autocross, or full track use, a performance LSD helps deliver more predictable handling and improved drivetrain control on EJ25, FA20, and FA24 platforms. Featuring premium options from Cusco and OS Giken.