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Reid Reid is offline
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Posts: 7
Join Date: Aug 2014
Car: BMW
Default 08-27-2015, 04:52 AM

Originally Posted by Terry @ BMS
The car is also speed limited at some unknown speed. Does anyone know what the actual S55 factory limiter is? It seems to disable the limiter when you're on the dyno. The docs say 155mph but I've taken it over that on the runway. I've heard various reports ranging from 158mph to 173mph, lol.
I did a lot of sustained high speed driving bouncing off of the limiter on the autobahn in my M4. The highest speed that I saw on the speedometer was 167 mph.
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