Part #: IS - GT - S13. The ISR Performance Single GT Catback Exhaust is designed for Nissan 240sx models from 1989 to 1994. It features 3 - inch diameter piping and a 4.5 - inch diameter tip. This exhaust offers mid - to - high - end power along with an aggressive design. It's crafted from extremely high - quality stainless steel with robotic Tig welding. All gaskets and hardware needed for installation are included. You'll be impressed by its top - notch welding and material quality. The package includes a silencer, gasket, and hardware.


Using this exhaust is straightforward. First, make sure your vehicle is turned off and cooled down. Then, install all the included gaskets and hardware as per the normal exhaust installation process. When you start your car, you'll immediately notice the improved mid - to - high - end power and the aggressive sound. For maintenance, regularly check the connections of the exhaust to ensure they are tight. Keep the exhaust clean by washing it with mild soap and water. Avoid using abrasive cleaners as they may damage the stainless - steel finish. If you notice any unusual noises or leaks, have it checked by a professional as soon as possible.