big 3 upgrade

[charleslatrelle]

Do I need a big 3 upgrade for a 1000 watt system. Or is there any thing I need to upgrade for a 1000 watt system 2003 monte carlo

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[mylows10 5,000+ posts]

Most cars no. But it won't hurt. You'll need to see if when you play your system if the lights dim. If so then yes. I know on my gmc truck I needed to with 500 rms

 

[negolien]

for 1000 rms you would be well served to do a big three and a decent battery at the least imho. Might even look into getting an HO alt just for some futrure proofing.

 

[charleslatrelle]

About how much would a big 3 upgrade cost and any suggestions on battery

 

[n2audio 5,000+ posts]

I ran 1500w rms on a stock 130A alt.

It ran fine in general. I had minor dimming at high volume.

I added an 8 awg from batt to alt and from batt to chassis ground.

There was no measurable improvement.

In most cases I think wiring mods at ~1000w will make little if any difference.

If there are noticeable improvements at that level of power - the car probably needed them regardless of aftermarket electronics.

 

[mylows10 5,000+ posts]

About how much would a big 3 upgrade cost and any suggestions on battery

I have a post for big 3 kits here ready to bolt on