universal heater units?

[lost_generation]

alright... i'm working on a build right now, car is fully stripped out(paint/swap/rewiring)... but i was looking into these universal heaters that jeep owners use, would cut down on alot of bs but still provide a little heat when its chilly out

Performance Tool HEATER KITS FOR ON-ROAD & OFF-ROAD VEHICLES : JC Whitney: Auto Parts & Accessories (http://www.jcwhitney.com/Heaters/GP_2002895_N_111+200728824+600013984_10101.jcw?rev iewflag=1)