Originally posted by garface
You can always buy an STi BOV for under $100. My engine is putting out over 20 psi and never had a problem with the stock STi BOV. I might even sell mine, I'm still trying to decide between keeping the TXS RFL or keeping the JDM STi BOV. Actually, I might just sell them both. Let me know if you'd be interested, definately cheaper than an aftermarket one.
Arn't the STI BOV springs less stiff than regular usdm wrx bov springs? that is what rallispec reported when they tested a V7 sti BOV vs. a MY02 usdm bov. They said it was actually less stiff maybe to react quicker.