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06MonteSS · 03-16-2010, 08:39 AM

tune alone, you're lookin at about an 18-20 gain.... pair it up with a good CAI and exhaust, you'll see some more...

muffler delete won't change anything...

03-16-2010, 08:39 AM	#8
06MonteSS Account Suspended Drives: 2006 Monte Carlo SS Join Date: Jul 2009 Location: CT Posts: 226	tune alone, you're lookin at about an 18-20 gain.... pair it up with a good CAI and exhaust, you'll see some more... muffler delete won't change anything...