The ISR Performance Series II - MBSE Rear Section Only - BMW E36 is a performance exhaust system designed to improve the sound and power of your BMW E36. This rear section only exhaust is constructed from TIG welded stainless steel and features a polished finish. It is designed to reduce backpressure and increase exhaust flow, resulting in improved horsepower and torque. This exhaust is also designed to provide a deep, aggressive sound. The kit includes all necessary hardware and instructions for installation.