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Message: <blockquote data-quote="turfmansc" data-source="post: 7303414" data-attributes="member: 632592"><p>As far as electrical upgrades... should the big three be enough? This is going to be in a 02 silverado with the bigger alternator, truck also has a optima red top voltage at idle is about 14.7-15.0. Also was wondering, is there much of a differance between the mbquart onyx and their q series? Saw the Q1.1500 on sale for 279.00.... thanks for all the help too.</p></blockquote><p></p>

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