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      05-29-2013, 06:51 AM   #48
Surly73
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Drives: '11 535xi 8AT KWv3 MPE MHD xHP
Join Date: May 2012
Location: Oakville, Ontario

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Quote:
Originally Posted by 46m3csl View Post
I recently had been getting low warning signs for the battery and my original battery was the original Bmw battery in the white casing now I got one from bosch that is a Black one many of you call this a AGM, what is the difference between the two?
http://lmgtfy.com/?q=agm+battery

Different chemistry, different characteristics, difference charging profile (needs a hard limit on max charge voltage)....
Appreciate 0