General Car Audio Discussion & QuestionsAll general car audio discussion goes here. Need help installing speakers, headunits, amps or electrical? Having problems with equipment? Have questions about a product, post here.
Your s1500 draws 120amps your ks300.4 will draw 85amps max and your car (average HHR) uses an average of 62amps that adds up to 267amps if you have the stock bigger 140amp alt the leaves you with -127 amps
Takes power to make power
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