Originally posted by RMC22
Injectors and tuning.
89x4 + whatever dyno tuning costs. Assuming you already have a programmable ecu so you can ditch the damn powercard. I'd be careful with that 3.4", though. If you want that much boost, you should just turbo.
yeah, I agree, that much boost will generate a lot of heat for a blower, either go turbo or just use the 11lbs pulley for the once and a while race days