Recent content by Andrew928

Long time lurker, 2nd post. I have a 1991 Porsche 928 GT that I've modified with a 1.7l twinscrew blower among many other things. Until now, I've pretty much been runnng the stock exhaust (I had an x-pipe inplace of the stock cats). In case you are unfamiliar with these cars, it has a 5.0l...