Spyshots: Audi TT-RS Benchmarked Against A45 AMG Facelift, Cayman GT4 and Lotus Evora

Considering we expected the development of the Audi TT-RS to be in the final stages, these latest spy images came as a shock to us. The production bumpers and twin oval exhaust system were removed for some tests. But what could be so important that Audi engineers would decide to take a step back? Well, how about finding out how the TT-RS compares to similarly priced performance cars that come from different niches? From our point of view,…