If the engines stock what do u need a short shift kit for
You should do the engine up a little bit before shit like that.
Full exhaust system: Larger diametre dump pipe, Headers, New cat, And a full cat back with a new muffler
Pod filter and maybe cold air intake,
Boost controller and crank the boost up on the stock turbo to about 10 - 12 PSI
and a new BOV.
Thats just what id do if i had a gts-t but im not allowed one
Ask people on here about what the best brands and prices are and where/where not to go.
Also things like gear knobs and steering wheels arent to great unless you plan on turning your car into a boyracer, But its your car so go hard out