A good performance exhaust system will definitely improve the fuel economy of your vehicle by at least 2%. Thus, they are a good add on to improve your bike appearance....

An appropriately sized performance engine will not only improve the efficiency of your engine but will also provide your car or bike a powerful humming sound....

Performance exhaust systems are made by specialized equipment, knowledge as well as experience. If you go for an improperly designed one then you will neither get more power and nor good noise....