If you wish to gain the best performance out of your bike, perhaps the first thing you should do is to upgrade your exhaust. … The increase in performance comes because of the reduced weight of the new aftermarket exhaust system. The exhaust also helps the engine with expelling the gases faster and more efficiently.

Does an exhaust make a motorcycle faster?

If you wish to gain the best performance out of your bike, perhaps the first thing you should do is to upgrade your exhaust. … The increase in performance comes because of the reduced weight of the new aftermarket exhaust system. The exhaust also helps the engine with expelling the gases faster and more efficiently.

Why do motorcycles have two exhaust pipes?

Today sports bikes often have one small muffler located under the engine. The reason: it looks like a professional race bike, that’s it;-) To expand upon Jack’s answer, some (especially performance) motorcycles split the exhaust into 2 to maintain high performance while still meeting EPA noise regulations.