Part #: IS - EPDual - S13BO. ISR Performance has launched its latest exhaust design. This is a racing - style straight - pipe exhaust system. The 3 - inch diameter straight piping splits into dual 4 - inch tips. With no resonator or mufflers, it delivers an amazing, aggressive sound. Note: ISR orders may take a day to process. If you need it faster, contact us directly.

Using this ISR Performance exhaust on your Nissan 240SX is easy. Just follow the installation guide that comes with it. Make sure all the connections are tight. When driving, enjoy the powerful sound it produces. As for maintenance, check the pipes regularly for any signs of damage or rust. If you notice any, clean the affected area and consider applying a protective coating. Also, keep in mind that ISR orders usually take a day to process. If you're in a hurry, reach out to us right away.