HKS EVC IV vs Greddy ProfecB Spec II

[ja50n]

All the sifus out there. i am currently looking at this 2 electronic boost controllers and donno which one to decide. Can someone pls advice me. thx.

 

[HanafyEG]

hks evc it think ok

 

[samson]

profec b spec a whole heap easier to use. doesnt need any caliblration, etc...

 

[Force Performance]

:secret: There's 1 controller which's able 2 provide well proven power, boost stability, reliability n friendly tuning should b d Digital Turbo Booster Pn. DTB-303II by PS-PowerSport

 

[BooN]

Install tis stuff then nonit to install s-afc or boost controller rite??