Super Pro Shift Linkage Bushing Subaru WRX 2002-2007 STI 2004-2007This is the SuperPro Front Shift Linkage Bushing. This bushing is a direct replacement of your OEM bushing designed to provide a more reinforced shifter feel and to help get precise shifts every time by improving the mechanical leverage of your shifter. This is a 40mm bushing that will come ready to install with lube, as well as a new pin.