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darks1d3

FlowFX vs Borla Touring

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21 minutes ago, BillCT said:

Did you just replace the muffler, or did you do the cat back/

So I had an rst with a 5.3 and I did a full s type cat back

 

i now have an ltz 6.2 and I did the s type catback on this truck as well. 
 

They both sound great. The 5.3 has less drone and sounds a little quieter 

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