STI Quick Short Shifter Gear Kit – WRX & STI 6-Speed (GD/GG) ST350104S030Every gear change should feel mechanical, precise, and satisfying not soft or vague. The STI Quick Short Shifter Gear Kit tightens up the 6 speeds feel with a factory engineered 10% reduction in shift stroke, giving you faster, more direct shifts without compromising reliability. Designed by Subaru Tecnica International (STI) for GD and GG chassis WRX STI models, this kit replaces the standard linkage with a more aggressive setup tuned for performance