I have a vortec with the aftercooler on my car now. my car has head work done also.. my kit has the 10psi pully installed and it runs 7 psi all day long.. i want to up the boost maybe to a true 10 or maybe even 12.. with a vortech is that going to be safe with a stock bottom end and a good tune?
IF so do you guys have a 12 or 15 b pully?






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