Originally Posted by FrankiE90
it seems to be like that Sloppy.
my first priority for performance mods are gains.
Let's get other guys to chime in and we'll
have a talk bout route in power mods for the n55.
side note - yes same dyno place MD Automotive
also was on 19's, base dyno was on 18's. all 91oct gas.
not 50whp loss. look at dyno again. increaments in quarters - it's more like 12-15whp loss up top.
looks like a drop in power.
i was try'n to figure out if it was the updated software from BMW/dealership.
You should have dynos wth the stockers.