Recently traded my Z71 for a modded Sierra. I went to the 2010 and the 2011 shootout and now look forward to participating in it for 2012
5.3L 21st century tune for now
LS6 high volume oil pump
241 P/P Heads
TSP224r
Harland Sharps rockers and push rods
CAI
MSD Wires
P/P throttle body
LT's w/ 3" ory
Built TH400
TCI 3800 stall w/ TCI flex plate
Mr. Shift shift kit
Bluementhaul driveline
Richmond 3.73 w/ tru-trac