When we think about collaborations between car manufacturers, one of the more popular sports cars is the FRS/GT86/BRZ trio respectively from Scion, Toyota and Subaru or the Mark V Toyota Supra and the BMW Z4 but, in this issue, we are not going to discuss that. Although, we are going to discuss about a collaboration that gave birth to the RS division in Audi which produces fast, sporty but reliable and easy to maintain wagons, and it all started with the Audi RS2 Avant which was upgraded and engineered by Porsche.