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mrvenicess · 08-16-2010, 03:09 PM

Me too. Thought I had made a big mistake. I then added the Borla cat back with x pipe, and although it still drones, the tone is deeper. Once you get to 2200 rpm the drone goes away but by then you are doing 90! Need to add 4:10 gears.

08-16-2010, 03:09 PM	#8
mrvenicess Drives: 2013 CRT ZL1 auto Join Date: May 2010 Location: Venice Fl Posts: 1,443 View My Garage	Me too. Thought I had made a big mistake. I then added the Borla cat back with x pipe, and although it still drones, the tone is deeper. Once you get to 2200 rpm the drone goes away but by then you are doing 90! Need to add 4:10 gears.