I need to do mine
What did you do to your NNBS GMT900 Tahoe/Yukon Today?
- Thread starter phattyford
- Start date
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I need to do mine
Rangel
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this
Snacky
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Sweet! Kind of wishing I had went with Magnaflow
992dr
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Looks like the legendary 12589
Fink117
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12589 going to look for a shop to weld it in tomorrow
Mine
Fink117
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I'll do a video before and after
Snacky
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can't wait to hear it!
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The 12589 also gets slightly louder after it's broken in 
love ours on the burb
love ours on the burb 
