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      12-16-2016, 04:05 PM   #15
Ric in RVA
Bergspyder
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Drives: '11 BMW 128i Sport 6mt
Join Date: Oct 2015
Location: Richmond VA

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You tell the car what the amp hour rating is and if it is wet or AGM.

Each has different charge acceptance rates. The car then adjust alternator output appropriately.

I need one myself...168 at NAPA for an AGM and I have Carly already.

R
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Ric in RVA

2011 128i 6 MT Sport, 2009 Cayman 987.2, 2011 528i N52, 2018 F150 Platinum
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