STI Intercooler
Silicone intake hose
STI Turbo
Stage 3 +
Silicone boost pipe
Elec Boost controller
Stage 2 +
Up-Pipe
fuel pump
Cold air intake
Full exhaust - turbo back
Stage 1 +
Induction assistance
Remap
Downpipe
WRX 2001 - 2002
Stage 1