... at lower RPMs and reduce power. The only thing I would do would be change the muffler to something a little more open than the Flowmaster. A popular muffler is the Gibson GM Performance mufflers in either Touring or Sport models.
Thanks for all the help guys! It seems the RC 3.5" is very well liked and popular so I cant argue with that. Im going start looking around for a kit. Now if I do the RC 3.5" lift, I wont need a leveling system correct? also later down the road I'd like ...
... Which as you can see here http://www.silveradosierra.com/suspension/let-s-see-those-nnbss-with-the-rc-3-5-t9577.html is a very popular lift on here. I even had one until I had it taken off to go higher Then to show the difference between the 3.5" above and stock here's ...
Pasti dip is really popular on this forum. I have it on my trim and my GMC emblem is dipped. I would not suggest doing the hole thing. It won't cause any harm. But why spend the money, thats a lot of plasti dip.
Well filled up this morning. Last 5 fill ups averaged 12.5 mpg, this one was 14.1. I will keep it on for now and continue to monitor it. I feel now that the sensors have adjusted to the re-flash that I will see more improvement next fill up.
I was getting 15MPG before any mods then installed flowmaster exhaust kit and airaid jr with diablo tune on 87 octane with AFM off I am getting 15.5 MPG manual calculated. Now I need to do the custom tune and I'm sure I'll get more MPG.
I know, but that is not the intent of this thread. The 6.2 was 10k more when I bought my truck. I could not justify it as we were looking at houses. The intent of this thread is to show that sometimes turning off afm costs you mileage. And at $4 a gallon, I am all about maximizing what I have. And s...
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