Alternator at 105 amps is that ok??

[Kyleebbert 0]

I just found out my car only puts out 105 amps max on its alternator with only 1 battery....will i be able to power my fi bl 18" sub, lights and air conditioning at the same time?????/The sub will be running 2 omhs -1200RMS

[johnecon2001 82]

You'll see some dimming to be sure. You should definitely do the Big 3 upgrade and look into either adding a secondary battery or upgrading your starting battery.