jattgdup 10+ year member
Junior Member
I have a 03 yukon 4 12's ppi power class when my bass hits my lights flicker and i do have a cap with a 145 amp alternator with 2 batterys im wondering if i buy a 250 amp alternator if that will fix my problems also should i do the big 3 with the 250 amp alternator too? also my battery dies sometimes when car isnt even started for a few days my amps are ppi 21400 i have 8 screens i dont kno wat to do about the power