Quote:
Originally Posted by ADM PERFORMANCE
I wanted to bring attention to all .....The factory muffler is a straight through design as I have found on every SS vehicle(TRAILBLAZER SS,CAMAROSS,HHRSS) I have ever worked on.
So why change your exhaust,how are guys claiming power differences by replacing them,,both good and bad...Please explain!
Just an observation -
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They absolutely increase backpressure. They minimize it, but cannot eliminate it.
Quote:
Originally Posted by FNKNSTN
Are there REALLY that many Camaro customers who don't want a little rumble in their exhaust? Don't know why GM made them so quiet.
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The L99 with AFM active sounds - hmm - not so good, running on 4 cylinders.
They HAVE to keep it quiet, and rather than give the LS3 better exhaust, they both get the quiet version.
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