GM Engine & Exhaust Performance EFI | GEN I/GEN II/GEN III/GEN IV Engines |Small Block | Big Block |

Exhaust size for SC 6.2

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Old Nov 23, 2014 | 07:53 PM
  #11  
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PSM
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Originally Posted by Truckshop
Leave the stock exhaust on and put headers instead. You'll get better performance. Stock exhaust flows fine.

My truck has kooks, no cats, stock 3.5" exhaust.
How loud is it like that?
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Old Nov 23, 2014 | 07:56 PM
  #12  
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About as loud as my last truck with corsa touring and a bullet muffler. A little rasp at 3000 rpm's but nothing bad. At cruise you can't hear it.
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