Aftermarket alternator

[Chad Otto]

I'm running 1200 RMS Skar amp 2 SDR 12's at 1 ohm in my 2003 Regal. Just did big 3 upgrade it help the sound quality and I can turn it up more without distortion. My lights still dim . My stock alternator is 105 amps. Do I need bigger Alt?

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[Old_Slapper]

I'm running 1200 RMS Skar amp 2 SDR 12's at 1 ohm in my 2003 Regal. Just did big 3 upgrade it help the sound quality and I can turn it up more without distortion. My lights still dim . My stock alternator is 105 amps. Do I need bigger Alt?

It would help. You should also add a large capacitor and another battery.