There a new 4 bolt (4x130mm) wheel available for VW's. 15x6" with 4.5" backspace so it is very close to the correct backspace for our cars (Rivieras and such that were made for VW's had ~4" backspace which made for a poor fit). They look pretty nice. Not a bad way to go for 4-bolt cars.
new wheel at CIP1
Demick