What did you do to your NNBS GMT900 Tahoe/Yukon Today?

Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. If you click them and make a purchase, we may earn a small commission.

osiris94ej

Full Access Member
Joined
Apr 2, 2016
Posts
469
Reaction score
658
Location
Casper Wyoming
Attempt #2 at hemholtz. All working flawlessly. Loud and aggressive under accell outside, but cruising inside very very minimal drone compared to this muffler without the ¼ wave.
891c763862c9ceaa4974836e4e929a76.jpg
73ed26404a45e29a2d27cdc444e54290.jpg


Sent from my SM-N950U using Tapatalk
 

massivespl

I'm not mean, I'm honest.
Joined
Nov 25, 2013
Posts
2,197
Reaction score
1,876
Location
Michigan
DBDEAF24-C9CA-47D3-859E-C2ACC5129B19.jpeg
1815135B-CD1E-44AA-B021-6A5604B9CA6A.jpeg

got some more work done on the truck today. Port braced. Front baffle on. It’s still gunna be a long time before I get it playing. I’m doing it correctly and not going to throw it together. Bought a gallon of fiberglass resin to seal the wall off at the b pillar.
 

Forum statistics

Threads
134,378
Posts
1,901,160
Members
99,881
Latest member
Tssonebay

Latest posts

Top