GFB 04-07 STI Short Shifter Kit 4002 WRC Engine Parts_WRC Block Case Accessories depending on whether your ECU

depending on whether your ECU is the 2004-2006 ECU or the 2006-2007 ECU

5CR Pistons (Set of 6) 197843112

Gains on even a stock setup are quite high at 10%+ however we recommend the Track version manifold for any performance setup not requiring AC up to the most extreme track and drag cars

After much time spent in R&D followed by a number of dyno and road tests the perfect solution was formed

Can also be used as switch inputs

GFB 04-07 STI Short Shifter Kit 4002 WRC Engine Parts_WRC Block Case Accessories depending on whether your ECUTrue to our philosophy of Performance Without Compromise, GFB's Short Shift Kits are designed with a unique linkage system that means the shift throw is fully adjustable whilst retaining the stock gearstick height and requiring NO modifications to the transmission tunnel. That means you can simply bolt one on, adjust it the way you want it, and get a positive and direct "race car" shift feel! Installation Instructions This Part Fits: Year Make Model