Thread: Ask a tuner...
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Old 01-11-2019, 07:42 PM   #1001
G15STI
Scooby Newbie
 
Member#: 496347
Join Date: Jan 2019
Default fuel pressure and tune

My FPR is reading 34psi I'm hearing that's pretty low. I have a protune and I'm just wondering if raising my fuel pressure to say 43-46psi will have any affect? right now there's a stumble around 2k RPM and Idles fluctuating during city driving.
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