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0308 12z Chevrolet Silverado Car Battery View

Under the hood, the factory battery was replaced with an Optima Yellow Top while horsepower was gained via a Whipple corkscrew-style supercharger that sits atop the 5.3-liter powerplant.
Inside Out

 Under the hood, the factory battery was replaced with an Optima Yellow Top while horsepower was gained via a Whipple corkscrew-style supercharger that sits atop the 5.3-liter powerplant.  View Related Article