2011 GMC Sierra SLE 5.3 V8 spark plug and wire replacement

in this video, i'll show you how to replace the spark plug and wires on a 2011 GMC sierra SLE flex fuel V8. the process will be similar to other years for the same engine. along with the how to is a few little tips on how to remove the stubborn number 8 cylinder plug as well as what you'll need to do it. enjoy and good luck.
what you"ll need:
5/8 spark plug socket
socket extension (i used a 6")
socket wrench
breaker bar (optional)
socket wrench U joint

what i used:
spark plugs: http://shop.advanceautoparts.com/p/bo...

wires: http://shop.advanceautoparts.com/p/ca...

The reason i did this was because i was having a rough idle at stop lights and stop signs. i thought maybe that it was a misfire since the RPM kept jumping around between 450 and 550 at idle with or without a load. hopefully this helps someone.