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