Originally Posted by 1992 trofeo
don't the bonneville sseis have 1 inlet, and 2 outlets? as 1 muffler... if thats the case the flowmaster 80 series has had some good feedback here..
the 87-99 models were like that.
on the 2000 and above, the exhaust pipe Y'* off just before the rear wheels into two seperate pipes, then into two seperate mufflers.
You are probably right about it having the performance exhaust.. The bonneville actually sounds not too bad, but on the riv, you can't even hear the exhaust---at all! that car is so quiet it'* unbelievable.