kind of a newbie question..can someone help me out.

[BNolan12 10+ year member]

I'm upgrading amps and was told i should do the big three upgrade. can someone tell me what exactly that is and about how much the whole thing cost? thanks

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[Supergumby5000 5,000+ posts]

//content.invisioncic.com/y282845/emoticons/search.gif.e79a63b2b580b39b282dff402646b704.gif

been posted 3849384398 times

 

[plugitin 5,000+ posts]

please search. Its upgrading the wire size between your engine gorunds, your battery grounds, and the positive wire from the alt to the battery

 

[Slo_Ride 5,000+ posts]

http://www.caraudio.com/forum/wiring-electrical-installation-help/152355-official-caraudio-com-big-3-thread.html