What boost are you seeing with APR Stage 3?
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AudiWorld Super User
Join Date: Apr 2000
Location: Melrose, MA
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what year? what version of software?
I have a 2000 with the newest version of software 3.0 but I have a leak, so my numbers aren't great to go by....20-21 psi until the turbo can't keep up with the leak in the high end.