HEY GUYS IM KNEW AT THIS AND I NEED A LITTLE HELP I JUST BOUGHT 2 RE SE 15 INCH AND A US AMP MERLIN THAT GIVES 1200 WATTS RMS AT 1 OHM AND I ALSO HAVE A DB DRIVE PLATNUM 4 CHANNEL AMP FOR DA COMPONETS Image Dynamics CTX I HAVE 2 PAIRS .............MY TRUCK IS A CHEVY AVALANCHE 2004 ITS A 5.3 V8 MY FRIEND JUST TOLD ME THAT I MIGHT NEED A NEW ALTERNATER U GUYS THINK I NEED ONE??
lol^^^ but yeah, if you have diming of the light throw a extra batt in, if still, then upgrade your Big 3(your alt wiring to 1/0) and if still dimin then yeah new alt