Raced a friend with an 2009 g37coupe sport and his was faster.HOW?
What is your question?
2012 infiniti G37 coupe IPL stock vs 2009 Infiniti G37 coupe sport Stock. The G37 sport won how is that possible if i upshifted when i got close to 6rpm. Do i need new spark plugs? ignition coil? Dont the IpL have +18 more horsepower?
What makes this problem better or worse?
Not sure
How long has your 2012 INFINITI G37 had this problem?
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