Originally Posted by SBT
Very nice. The link you provided are for mufflers, usually the last sound reduction bit before the exhaust exits the car. Vibrant resonators may be more what you are looking for - Check out this link
. Several in that link to choose from, if you're looking for something to put in-line between the engine and the muffler to reduce noise or change the tone.
Is vibrant resonator responsible for tone? Can it add more saturation for current exhaust sound or it reduces noise?
many thanks for the link