Love my 05 z71. It was a 4.8/4l60 truck but I swapped a 6L/4L80 and it's night and day difference, evem just towing my 3500lb tent trailer.
Rides great, comfortable, stops great...i much prefer driving my 05 over my 95 on road trips
95 rcsb, L33 5.3, hot cam, hp tuners, 4/6 drop