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      11-12-2012, 02:00 PM   #24
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Drives: M3 E92
Join Date: Jul 2007
Location: Sweden Gothenburg

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Quote:
Originally Posted by joe@trinityautosport View Post
Thank you for putting the info up. When we saw the results after the xpipe we were SURPRISED as well. So we ran it again and the same results came up.

Even on a ESS kit they put down 38whp on just the RPI x pipe. I'm sure there are variations on the dyno, but the x pipe does make a big difference.
+1
My car made 595 whp with the RPI midpipes with ESS VT-625,another Vt-625 made "only" 550 with afull acrapovic exhaust
Same dyno, similar conditions,
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M3 E92 ESS VT-625