07-25-2020, 05:52 PM | #9 |
Registered User
Join Date: Jun 2015
Location: Carlos MN
Posts: 1,967
|
Re: My New 2019 GMC AT4
Just bought a 2020 Silverado 1500 with the 6.2.
Question? When you deleted the muffler did you delete the two butterfly valves that are in front and behind the muffler? |
Bookmarks |
|
|