I am about to install a second battery in my van as soon as it ships. I was curious if I could run 4 gauge wire since I am on a budget and have 100 ft of it in the garage. Also if so what size fuse should I use in-line to the battery?
It will be powering an SAX-1200D and 50.4
2000 Astro on 20s - Kenwood X595, Audiocontrol Three.1, JL Audio 10W7, Audiopipe APSM-1500, Hifonics Titan TXI6408, Powerbass 4XL 6.5" Mids, DB Drive S3 T1 Tweeters, Optima Yellow Top, Shuriken BT-60