RepairPal Certified shops can diagnose and repair your 2001 BMW 330Ci. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
I just put Continental All Seasons. I I used 235/45/17 on back. Gives a little more side wall in case I run in snow. It also makes the speedo 'dead on'. Although not as track ready, the Continentals make the car more comfortable and useful.