Just found this I just thought id add to this incase someone else is looking at fitting the R32 exhaust, as I now have mine fitted and its not as straight forward as I was led to believe. "Firstly, there are 2 differences between the fitting of the normal box and the R32 1. The R32 rear section is shorter by about 9 inches. Therefor, we cut the extra pipe we needed off the old exhaust and welded it on the new one. 2. The rear left (looking from the rear) hanger bracket is different the new one is about 1 inch further toward to front of the car and points straight back where as the 4Mo one has