AutoTech Engineering Choose Options 800 Amp Dual Alternator Bracket Combo - Compatible for GM 2000 - 2013 (Comes with Bracket & 2 - 400 Amp Alternator) MSRP: Was: Now: $1,275.00 Dual Alternator Bracket and 2 - 400Amp Alternator for GM Vehicles Fits: 2000-2013 (4.8L, 5.3L, 6.0L,…