My Z is currently a stage VIII
550+Rwhp @ 25psi
Stages: Modifications Required: Approximate M-T HP at Rearwheel & Boost Pressure.
Stock
None
250+Rwhp @ 9.5 psi
Stage I
HKS Hyper Exhuast
Greg Dupree divorced flange Down pipes
Greg Dupree Mid pipes
290+Rwhp @ 9.5 psi
Stage II
JWT High flow single cone intake 300+Rwhp @ 10.5 psi
Stage III
JWT ECU EPROM upgrade & boost jets
360+Rwhp @ 13.5 psi
Stage IV
Stillen side mount intercoolers
380+Rwhp @ 13.5 psi
Stage V
Apexi AVCR Boost controller
390+Rwhp @ 19 psi
Stage VI
555cc injectors
JWT SP500 type turbo upgrade
450+Rwhp @ 22 psi
Stage VII
JWT Dual high flow cone intake
465+Rwhp @ 22 psi
Stage VIII
Apexi Super AFC
Snow performance Boost cooler water/ methanol injection system
Dyno tuning w/ Timing at 17Btc
550+Rwhp @ 25 psi
