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Message: <blockquote data-quote="JL12W7INAGS300" data-source="post: 1503705" data-attributes="member: 566422"><p>I just installed a JL 500/1 Amp with a JL 12 W7 in a ported box in my lexus GS300.  The battery is not stock, but it has the same specs as a stock battery.  I used 4 gauge JL wire.  When the sub hits the hardest, my lights have a slight but noticiable dim.  What should I do about this? I am planning on getting a 1000/1 soon because the sub isn't hitting as hard as I would like. Thanks!</p></blockquote><p></p>

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