First of all, Welcome To FTE.
Secondly, nope -- I don't know of anyone using the MAC of Borla catback on their trucks. The only ones I've seen/heard are the Flowmaster and Gibson catbacks which both sound good in my opinion. Try this sight, it may help you:
www.macperformance.com
Good luck!
http://www.macperformance.com/store/...ategory_ID=496
Try the above sight for a direct price and look at the MAC system.
www.borlaperformance.com
And there's the Borla link, but I didn't find much on it.
www.gibsonperformance.com
And there's the gibson link...ok, I'm done now! Good luck