Thread: Muffler delete = better fuel economy
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Old 08-22-2012, 03:50 AM   #58
Brutal SS

 
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Drives: 2019 Camaro 2SS 1LE
Join Date: Aug 2011
Location: Dinwiddie, Va.
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OP, I didn't observe better mileage after my muffler delete. It basically stayed the same. Maybe in my case it was offset by more frequent revs!
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