Stage 1 285-300hp (depends on how optimistic rollers are)
Stage 2 300-325 (depends on how optimistic rollers are)
Stage 2+ 340-360 (depends on how optimistic rollers are)
Stage 1 remap only
Stage 2 Remap, TBE exhaust and Intake
Stage 2+ Remap TBE Exhaust, Intake, HPFP and Intercooler (Audi S3 alloy, THS, Forge etc, S3 is your cheapest option).