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Re: 2009 Mazda CX7 GDI 2.3 turbo over fuelling
Posted to Technical Discussion Forum on 1/30/2021

Hello, I own an 08 speed3 so I have good knowledge on this platform. Is the vehicle stock? Does it have an aftermarket blow off valve installed?

Any exhaust; intake , or performance tunes installed?

I'll see if I can help. I can tell you my car runs rich(b... Login to read more.