I drive a 06 GMC Crew 5.3,4x4, 3.73 with flowmasters catback,air intake and TB spacer,It's my (daily driver) probably wont be racing at the track but who knows.I'm going to do Pacesetter LT and flex-lite duel elec.fans and maybe a superchips Flashpaq tuner next any other suggestions to keep it simple???Don't won't to F**K anything up it only has 9000 miles thanks Bob

 

dont waste your time/money on the superchips. get a custom tune by one of the tuners on the board. money well spent.

 

Well from the post I just saw I guess I already have elec-fans in my 06 One less thing that I have to buy