Check out the new Airaid intake on the 5.3L V-8. | 
Moving to the new Cortex programmer by Superchips, Aaron simply inserted the programmer into the data port inside the Yukon and followed the instructions. |
We opted for the 87-octane program with firmer transmission shifts and the Cortex downloaded the factory tune and uploaded the more performance-oriented tune from Superchips. It took less than 4 minutes to complete. | |
Your Questions Answered
Time Spent Working:
6 hours
Degree of Difficulty:
Intermediate (Power tools are helpful and a press is needed)
Tools Used:
Basic metric wrenches, hammer, screwdriver, coil compressor, hydraulic press, pry bar, Sawzall, impact wrench, 10mm socket, 5/16-inch socket, and a torque wrench
Parts Used:
Airaid intake 200-197 $285.99
Belltech 3/4 lowering kit $1,400 (drop spindles, new shocks, rear coils, front and rear anti-sway bars)
DUB Bully 24x10-inch chrome wheels $2,600.00
Hankook Ventus 295/35R24 high-performance tires $1,300.00
MagnaFlow 16672 performance exhaust $715.99
Poweraid throttle-body spacer $175.99
Superchips Cortex programmer 2950 $499.99
Total Cost:
$6,997.90 (Plus labor and mount and balance of wheels and tires)