Some 15 inch wheels might fit. Like the Unique branded wheels DTC and TireRack sell.
the correct dimension of tire I would recomend would be a shown below.
OEM 215/45-17 205/60-15 Snow
Results
Totals are in inches Tire 1 Tire 2 Difference
Sidewall Height: 3.81 4.84 1.03
Section Width: 8.46 8.07 .39
Overall Diameter: 24.62 24.69 .07
Circumference: 77.34 77.55 .21
Revs per mile: 819.24 817.02 .22
OEM speed @ 65 MPH Snow tire 65.18
I would recommend staying within 5% to maintian VSC and traction control operability