BBK’s exhaust systems have top of the line research and development behind them. Dyno tests consistently show that BBK exhausts improve airflow and decrease backpressure. This leads to greater horsepower and torque.
Though performance is one reason people upgrade their exhaust, the sound is also important. All BBK exhaust systems will give you a rumble that sounds better than the factory.
If you want to truly customize your vehicle’s exhaust note, BBK’s Varitune systems are for you. The Varitune systems allow you to finetune your exhaust note by using a simple valve.