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mfflers

  #1  
Old 09-03-2005, 04:16 PM
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Default mfflers

What is the best muffler you for the 4.3 a straight flow design muffler capable of about 1000cfm made by dynomax or a S flow design muffler capable of about 410cfm made by dynomax. I know the 1000cfm is the sound I want but will it increase or decrease hp/mpg.
thanks
 
  #2  
Old 09-03-2005, 04:19 PM
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Default RE: mfflers

Oh ya I also have a K&N cold air kit installed
 

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