AMP ?

hey guys im gettin ready to put a system in my truck im gonna be pushin about 1200 watts. should i go ahead and upgrade to the gm 1 wire alt.

yes

hey thanks for the quick reply. i kinda figured that just thought i'd ask. i found one thats 160 amps for like $122

You might need to upgrade some wiring. I think slammedyota91 just did on his truck.