When you have purchased a Audi Q7 cold air intake for your vehicle, you might want to consider putting on a full Audi Q7 cat back exhaust as well. Audi Q7 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 Audi Q7 catalytic converter and factory Audi Q7 cat back exhaust that created much back-pressure. Installing Audi Q7 performance exhaust system will help to reduce back-pressure dramatically from bigger piping diameter & straighter pipe design. You can find the best Audi Q7 exhaust from our online catalog. Discounted Audi Q7 exhaust systems are now offered with free shipping and way below MSRP.