Compatibility and components The exhaust system is composed of exhaust pipes, mufflers, catalytic converters and other auxiliary components. This exhaust pipe is designed to extend the life of the exhaust muffler system. The exhaust pipe is installed between the exhaust manifold and the muffler of the engine, creating a flexible connection that reduces vibration and noise. It is easy to install and helps extend the service life of the exhaust muffler system. For Y&amaha r15 tmax 500 FZ6 CB400 er6n cb650. Color: as picture shown. Material: Stainless Steel. Key benefits Increases overall performance: increases power, improves sound and function. Smooth internal structure: welding creates a smoother internal flow, reduces internal turbulence, and increases function. No restrictions: design does not restrict the internal structure or catalytic converter. Durable and reliable: stainless steel construction provides longlasting durability. Practical applications and use scenarios Replacement and upgrade: use on compatible models to worn or degraded exhaust pipe components, reducing vibration and noise while extending the life of the exhaust muffler system. Daily riding and sport use: for riders seeking a noticeable improvement in power delivery and exhaust sound on daily commuting or sport riding, with straightforward installation. Maintenance and compatibility assurance: suitable for bikes listed (Y&amaha r15 tmax 500 FZ6 CB400 er6n cb650); maintains compatibility without altering catalytic converter configuration.