29-07-13, 08:41 AM 
		
	
	
		Hi I have just purchased a 2006 FZ1, love the bike. The bike has a Akropovic exhaust fitted and came with the original Yamaha exhaust. I noticed that the original has an exhaust power valve, while the Akropovic does not, does this effect the bike ? 
 
Cheers Bubs :eek
	
	
	
	
Cheers Bubs :eek


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