I am sell in this for a buddy of mine and will have pics by thursday for everyone.Sc has approx. 12,000 miles on it and come with everything, including instructions here is what it comes with:

6,8,10 psi pulley's
all brackets and plumbing
boosta pump-fuel pump booster
egr relocater
pcv valve
Aux, injecters
intake tube
K&N filter and Aux. filter
all pulley's, tensioners, and belts
160 degree thermostat
Whipple computer for 99 and up silverado/sierra p-up/with a 5.3
all hardware and wiring included
Auto meter 2 5/8 phantom Fuel pressure and boost gauge( fuel press, gauge is electronic and comes with all hardware)

Snow performance Boost cooler 2, w/methanol injection/system, with Variable boost controller. Kit includes: 120psi pump
2 injection nozzels
shut off solenoid, tank and hoses

Guys this is a COMPLETE kit for 99 and up trucks. I dont know what you will need to make it work with the drive by wire. Whipple has some sort of adapter or something.
He wants $2500.00 plus shipping for everything. FIRM!!!!!!!! No less there is over $4400.00 worth of stuff here. His loss is your gain.
His truck hauled *** with the 10 pound pulley.
let me know if anyone is interested, If no one buys it thatn its going on ebay.
Thanks for looking
Nick