This is a complete two piece exhaust system from the head pipe to the tail section. The rear canister in this pipe is made of alloy with billet aluminum end cap. It comes with a anodized billet aluminum end cap, aluminum alloy muffler, chrome steel head pipe, removable pipe guard. This will make your bike breath with any engine modifications, and also sounds great with a stock bike. As soon as you bolt this exhaust pipe on you will notice an increase of power through all of your Motors RPM range.