http://cgi.ebay.com/ebaymotors/ws/e...=7982273520&rd=1&sspagename=STRK:MESE:IT&rd=1 A VF23 makes a very nice upgrade to a WRX, ask me or John (igofast) on this board. It won't make your car face-smearingly fast like some of our local guys, but it's very similar to a VF30 or VF34 (bit more midrange, bit less top end). Anyway, thought I'd share.
I've been really happy with mine. >250 whp on the Mustang. It's crazy how cheap they are when you find them.