buy the tires in the USA. I looked on ebay brielfy and you should be able to get something decent (SPT, 452, etc) for the money. I forgot you had 17's.
Hot: 2001 Estoril M Roadster
ZCP 19's, ZHP knob, JL 8W3
Cold: 2002 TiAg M3 6mt
ZCP 19's supersports, ZHP knob, UUC short shift GROM, OEM 18's w310's,
http://absolutehid.ca hid kit