$645.20
Built for heavy-duty electrical demands; exact factory fitment.
GM
Duramax
2007.5-2010
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Corrects common electrical failures; high-quality terminals.
Massive upgrade over factory; reliable starting in cold weather.
Fits 12V and 24V engines; high-output efficiency.
Increased amperage; direct bolt-on; for heavy loads.
Subtotal: $667.12
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