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Originally Posted by WindycityX5
this seems like a very good price.
i was just wondering, does adding a 20 in replica wheels compromise fuel efficiency? if yes, is it noticeable?
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Yes, replicas weight like 4 pounds more then OEM.
I came from 19" and you can feel it a
little bit bumpy.
I don't see a difference in fuel efficiency.
Read this , vey helpfull article:
Read it