Optima Vs Powermaster

I switched from 3 Optima G31s to 2 Powermaster XS D3100s and it was a very noticeable improvement with less batteries. I actually have more Powermasters coming soon for my planned increase in amplifier power.

 
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Johnson controls makes Optima batteries now. They also make most of the auto parts store and chain store brands. You will be just as well off...
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