hey guys new guy here need upgrade alternator

[Rosson03]

Hey guys
I have so much electrical upgrades inside and out of,my Denali
Has anyone upgraded there alt and reference a good one.
Thanks

 

[ccapehartusarmyINF.(ret)]

I bought a LActrical 250 amp alternator off amazon for 130 bucks 2 years ago and i run a 2500 watt aftermarket stereo as well and it runs like a champ