A Cat-back exhaust system is an enhanced aftermarket exhaust configuration for vehicles that starts at the catalytic converter (or "cat") and extends to the rear of the vehicle. This system includes various components such as pipes, mufflers, and sometimes resonators. The key feature of a Cat-back exhaust system is that it retains the original catalytic converter and therefore usually complies with emission standards.The purpose of a Cat-back exhaust system is to improve the vehicle's performance, sound, and sometimes even its appearance. Here are some features and benefits of a Cat-back exhaust system:Improved Exhaust Flow: Cat-back systems are designed to expel exhaust gases with less resistance, which can enhance engine efficiency and increase horsepower and torque.Sportier Sound: A Cat-back exhaust system can result in a deeper, more powerful, and sportier sound than the original exhaust system, contributing to an overall enhanced driving experience.Lighter Weight: Some Cat-back sy
