Hey guy's my setup i got now consist's of this.
HDC3 18" dual 2 sub
MD.2D Sub amp
Massive Ca100 frontstage amp
Stinger Spv70 upfront
Duralast deep cycle dual purpose batt
Dc sound lab 2k batt also
Alpine 9887 H.u.
Big 2 done right now lol (still need to do pos from off alt fuse it to pos on pos terminal).
Im getting a bad voltage drop like headlight dimming bad voltage drop were talkn
. Could it be because i don't have the 3rd BIG 3 wire coming off pos side? would that do it? Thanks for help guy's.