I wouldn't get the hybrid personally, they hybrids tend to leak coolant at the transmission bell housing, the trans uses a bigger bell housing and has coolant lines running into it to cool the equipment that produces the electricity to make it a hybrid, and the power steering pumps go out all the time, which are also ran by an electric motor.
2005 rcsb silverado 4.8L, Full bolt ons, obx lt's, ory, comp xr265hr hi lift, Nitrous outlet plate kit, built 4l65e, J-H shift kit, 2500 stall,3.73 G80 , 3 inch spintech cat back, tuned by Rick at Synergy motorsports