[dknv]

Originally Posted by dknv

STi stock is in A-stock,
Some changes you can make:
- wheels (same size/width as stock)
- tires (same as stock, 140 wear rating for street tire?)
- some shock aborbers allowed
- air filter
- front sway bar
- change fluids i.e. Mobil 1, Shockproof
- brake pads
- seat belt harness

Updated earlier list