Colin McRae-owned Subaru Impreza STI 22B sells for $600,000

In the 1990s, Subaru was the manufacturer to beat in the world of rallying, thanks in part to the efforts of star driver Colin McRae. The success saw the launch of the first Impreza WRX, or World Rally Experimental, in 1992, and followed up with the Impreza WRX STI in 1994 after a banner rally season. Then, in 1998, the most iconic model came: the…