Yep. I have a 200amp one on mine. Its been so long I need to dig up who I bought it from but it was a outfit in Dallas. Powermaster makes em also. With a 200 you should be a bit over stock charge at idle with the pulley's.
'02 1500HD, 6.0L, magnacharger, 2000stall, custom magnaflow with electric cutout, E-fans, Nelson custom tune, Auburn LSD.
'79 L82 vette, Summit 355, Dart Pro1 heads, Comp 274 cam, Holley TBI, Built TH350 with 2500stall
'93 Blazer, full size 2dr 4x4, new project.....