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C6 RS6 on A/T with AMD map
Posted: Mon Jul 22, 2019 2:26 pm
by stevo55
So this C6 is currently up on A/T:
https://www.autotrader.co.uk/classified ... 7150102086
Nice looking motor and an end of production one as well to boot.
What caught my eye was the ‘tuned to 582 hp’ comment on the ad. Surely a typo I thought-then there’s the ‘proof’:
Ok I’m confused. Some hp increase there!


And what’s with the stock power of 526 hp?!
Any ideas?
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Re: C6 RS6 on A/T with AMD map
Posted: Mon Jul 22, 2019 3:45 pm
by pcorpe
Are they the correct rear lights for and end of production model?
Re: C6 RS6 on A/T with AMD map
Posted: Mon Jul 22, 2019 11:13 pm
by Jim Haseltine
Nope. But then things can be changed. It's on a 10 plate but you never know if it hung around at a dealers before it was registered. Having said that, it's got the later MMI control and handbrake switch. As to the dyno figures, there's a chance that it wasn't on song before the remap, and nothing was done to sort the problems.
Re: C6 RS6 on A/T with AMD map
Posted: Tue Jul 23, 2019 7:28 am
by Toady1
It could be whp?
Re: C6 RS6 on A/T with AMD map
Posted: Tue Jul 23, 2019 8:55 am
by Jim Haseltine
Possibly, but then I'd expect the figures to be lower - and the printout states 'Engine Power'. But then that'd be a best guess calculated with drive line loss assumptions unless the engine was out of the car and on a proper test bed.
Re: C6 RS6 on A/T with AMD map
Posted: Tue Jul 23, 2019 12:29 pm
by Toady1
Yes I saw it said engine power, which to be fair is what most RR calculate the engine power to be. Not many do real WHP, the hub dynos are supposed to be good. Even MRC uses a calculation to determine the engine power. This seems a little low if it has had a tune. Though it looks to only have had a cat back exhaust fitted, then tuned, to maybe stage 1 spec. It may have been using 95RON fuel? Either way, the car does look good. Expensive though considering its only 30k miles less than mine and mine I've valued it at around 18-19k.