Quote:
Originally Posted by Twitch Massacre
Simply because I know of no one in these forums who is currently using that tune and it must be for a good reason. I also can't seem to find any relevant information as to this "Racechip" having been developed and/or tested specifically for these engines. Most people run the JB4 or the Dinan (which I think is overpriced and too conservative). So the way I see it tried and tested is the way to go.
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There are actually people on the 5post forum using the racechip, before purchase I actually did some research and found some helpful information on the 5 series forum. There are people currently running it on their 5 series and a few have provided dynos.