When you have purchased a BMW Z8 cold air intake for your vehicle, you might want to consider putting on a full BMW Z8 cat back exhaust as well. BMW Z8 Cold air intake system directs more cool air into the combustion chamber, in result, the fuel burns better with colder condensed oxygen. With all these exhaust gases exiting the motor, The exhaust flow is highly restricted by the BMW Z8 catalytic converter and factory BMW Z8 cat back exhaust that created much back-pressure. Installing BMW Z8 performance exhaust system will help to reduce back-pressure dramatically from bigger piping diameter & straighter pipe design. You can find the best BMW Z8 exhaust from our online catalog. Discounted BMW Z8 exhaust systems are now offered with free shipping and way below MSRP.