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I have a first generation APR SC (stage 3+) on my 2007 B7 RS4...pushing about 565hp. It is fantastic! It should have been a factory option. 40,000 miles and no issues. Very easy to drive when not in S mode, no compromise on fuel economy, fast as any 911 turbo (actually is faster), faster than Panam...

Hi new to the forum been lurking for a while though. I am in the market for an Audi RS4 B7 Avant think they are fast becoming great value for money and as mentioned earlier I also came across the TTS Supercharger kit (from MRC tuning in the UK). I think all in with clutch and suspension etc plus pu...

Hi new to the forum been lurking for a while though. I am in the market for an Audi RS4 B7 Avant think they are fast becoming great value for money and as mentioned earlier I also came across the TTS Supercharger kit (from MRC tuning in the UK). I think all in with clutch and suspension etc plus pur...