unlike D, i am trying to talk you out of it. figure out what you can spend, then get either s52, euro s50 or s54. i really dont think you'll be happy with the reliability of a turbo build, particularly for the first while when you're getting stuff dialed in.
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2002 TiAg M3 6mt
deoranged, dechromed, led tails, ZHP knob, UUC SS v3, GROM, OEM 220M 19's, Michelin Supersports
2006 YZF-R6, black, ohlins, pazzo, BMC, cat delete, vance hines csone, YEC racing tune,-1 +2