 #EC-HKS-45003-AK005. HKS EVC (VI) - Electronic Valve Controller - 6th generation This is the "EVC VI". There is an updated model with a color display named the "EVC 6" which is not yet released. The ETA is December 2011 (subject to change). When it is available we will list it separately with a different part number. State-of-the-art electronic boost controller with a sophisticated microprocessor and stepping motor for digital boost management that offers quick boost rise and reduced fluctuations in boost pressure. $668.47 |  #EC-HKS-45999-AK017. HKS EVC Easy Writer Software Allows for fine tuning of the advanced features of the HKS EVC (VI) Boost Controller via a laptop computer $154.99 |