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Before and after dyno numbers from simple mods!
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03-24-2019, 01:49 PM
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BMWM.D.
Drives: ZL1/335i
Join Date: Apr 2014
Location: Santa Barbara
Posts: 870
I don’t think anyone’s mentioned it, but I’m betting there was some throttle closure going on in 30 degree temps on the stock pull. These ECUs are sneaky like that. Whether it was doing the same thing before vs after would be my question.
BMWM.D.
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