Quote:
	
	
		| 
					Originally Posted by Tommy  I recently tried the ninth and tenth prototypes of exhaust inserts in the 4" diameter, 18" long side pipes on my Cheetah.  It's still just as loud. I'll just keep driving it that way until a new idea pops up. | 
	
 Over time your hearing starts to slowly fail and then the pipes don't sound near as loud as they used to.
