GFB 33mm Plumback Adaptor
GFB 30mm Plumback Adaptor (Standard fitting on 1001 1003 1008 1010 and 1011)
GFB 25mm Plumback Adaptor
GFB 20mm Plumback Adaptor
GFB 4003 Short Shifter Upgrade Kit - makes 4003 into 4002
GFB 08+ Subaru WRX Short Shifter
GFB 04-07 STI Basic Short Shifter Kit
GFB 04-07 STI Short Shifter Kit
GFB D-Force Head Unit