Based on the humble Impreza family car, Subaru's mighty WRX ranks right at the top of the list of motoring cult cars. The combination of all-wheel drive grip, turbocharging and, crucially, a keen sale price all contributed to this legend - not to mention images of the signature blue and gold works cars howling through the forests in the World Rally Championship. Introduced in 1992, the WRX shared the underpinnings of the previous Liberty/Legacy RS, but each part was refined, enhanced, and encase