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D31M Optima Blue Top
Optima Blue Top D31M Battery
Optima Blue Top D31M. Where do you start. Optima's patented spiral cell technology means they are up to 20% more efficient than leading brand batteries. Generating high cranking amps and extra starting power for demanding inboard and outboard motors.
Optima D31M is guaranteed leak proof and can be mounted almost anywhere it will fit upside down or even on its side. They are also a sealed battery so are gas free making them perfect for tight fits and the terminals wont corrode up like normal batteries.
12 Volts 66 Amps
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