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  1. Have my heart set on a 2004 sti, it's stock except for an exhaust. Questions about turbo and that sweet, sweet flutter.

    Never owned an sti before, or even a subaru, I was wondering if they came stock with a blow off valve and if they do, what do they sound like? A friend of mine has a turbo on his car and he blocked off his blow off valve to get that stutututu sound that everybody is in love with (or at least I...