2014 - 2018 (GMT-K2) Section for all discussion related to the 2014 - 2018 Chevrolet and GMC trucks.

Anyone have aftermarket muffler or cat. back?

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Old Nov 12, 2018 | 9:41 AM
  #11  
Njlbc's Avatar
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Joined: Nov 2018
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From: Long Beach/CA
Default Flow

I put a Flowmaster American thunder. Moderate sound. Good for the 💰and they are running a special.
Quiet when cruising. Roaring when woken up. I did the dual straight pipes, painted black to match my Midnight Ed. Really opens up the 6.2L.
Adding a cai from S&b this weekend.
Good luck

Last edited by Njlbc; Nov 12, 2018 at 9:45 AM.
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Old Nov 27, 2018 | 7:50 AM
  #12  
COWBOY1296's Avatar
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I have boria dual as well and am happy with them. They have different levels to choose from and you can compare sounds on you tube
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