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      01-29-2013, 04:48 PM   #7
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///M3THOD's Avatar
Drives: '14 F10 M5 CP
Join Date: Dec 2009
Location: ATL/Buckhead

Posts: 1,567
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Originally Posted by THE TECH View Post
There is a thread on here where a guy used a lightweight battery by a known company and it doesn't last on a daily driver. This car is very electronic heavy so I would stick with OEM. Not worth chancing.
Thanks for the reply. I do leave my car parked for periods of time as well when I travel for work w/o a trickle charger.

A battery could represent a serious weight savings opportunity though.