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Old 08-24-2013, 08:37 PM   #423
duck13
Scooby Newbie
 
Member#: 307274
Join Date: Jan 2012
Chapter/Region: International
Location: Jakarta, Indonesia
Vehicle:
2012 STI Spec C
White

Default

Hi,

Do you have any experience with JDM spec C?

I need an e-tune, spec C is boosting 21 psi and agressive timing out of factory.

It feels good stock, however it needs RON100 to run (not US octane). Is it possible to make it run better on RON95 (91 US oct)?

Sounds like it needs a de-tune.
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