I fabricate my own fuel pressure regulator lines based on IAPerformance and Cobb’s version for the notorious 08+ STI fuel stumble. This mod requires a tune, (not OTS map) to run correctly. This video is just a guide. Mod at your own risk!!
2015 Subaru WRX STI – DIY 08+ STI Fuel Stumble Fix Kit – OCTurboJoe
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