HKS EVC
You can definately increase boost using an MBC...but it is not recomended....for a b5 you should go GIAC... www.giacusa.com
the search feature will definately help w Q's like this! https://www.audiforums.com/search.asp
good luck!
the search feature will definately help w Q's like this! https://www.audiforums.com/search.asp
good luck!



