Quote:
Originally Posted by MadgwickTT
With maft GenII blow through gm3.5 maf fuel pump and 450cc injectors am i going to need a FPR or will the stock one be fine since i am adjusting fuel through the maft?
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Good question, I have yet to upgrade this too, I believe this is a good idea whenever upgrading the fuel injectors and/or pump?
what kind of settings are you running?

As I have yet to get good settings yet, Im ONLY running a mainscale of -15, as you can see above, this works best for me so far..