Sorry guys, I didn't read the whole thread because I'm in class but...
You can't turbo an e46 because of the exhaust manifold. Too much custom work is required.
Go w/ the SC.
Clear corners~Painted bumpers/rockers~Dinan intake~UUC evo3 short shifter w/ delrin bushings~UUC dssr~UUC black tm w/ tme~UUC shift knob~Alpine head unit~H&R sport springs~BavAuto RSMs~SSR GT2 8.5x17 wheels~Bridgstone 235/40/R17 rubber