Originally Posted by M249SAW
Correct.
The 06 WRX, Legacy Turbo, Baja Turbo and Forester XT uses the 255 engine code.
The STi uses the 257 engine code.
Well look what's going on with the Legacy GTs (JDM twinscroll, people getting good power) and Snowmann's Forester XT and you can get an idea of what will lie in store for the 06 WRX with the 2.5L