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  1. Parts & Accessories For Sale
    Have a set of American Racing 1.75” longtubes and ORY for LS engines. Test fitted this set on my NNBS and I believe the ORY is for 2001-2007 trucks due to the ORY not fitting correctly on my NNBS. Anyways, this set was only test fitted, never driven on. I’ve had them sitting around in boxes...
  2. Engine & Performance
    I have a 2012 GMC Sierra 1500 with 2.75" exhaust pipe. I am wanting to delete my muffler and add a glasspack without welding. Problem is, I can't find any adapters to fit anything. Do I go with a 3" or a 2.5" glasspack? And whichever one I go with, what size adapters/reducers do I use? The...
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