Quote:
Originally Posted by BRZZZZZZZZZZ
A lot. I changed mine for Raceseng ones and they are quite a bit lighter and look so much better too.
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From
http://www.raceseng.com/stiff-arm-20...r-s-subaru-brz:
"The Stiff Arms weigh .735 lbs while the stock arms weigh 1.043 lbs."
That's a weight savings of 30%.