K&N Universal Oval Air Filter 12in Length x 5-1/4in Width x 3-1/4in Height - E-3671 fits_1972-1978`Mazda`RX-3 AWE's acclaimed Resonated Downpipes feature

AWE's acclaimed Resonated Downpipes feature larger than stock resonators in order to produce a more subtle sound volume

If you're looking to crank up a notch or bring it down

The cover to go with your AWE S-FLO Intake for the full carbon experience

This replacement catalytic converter is built to last

16% thinner-than-stock tubes allow for more surface contact

K&N Universal Oval Air Filter 12in Length x 5-1/4in Width x 3-1/4in Height - E-3671 fits_1972-1978`Mazda`RX-3 AWE's acclaimed Resonated Downpipes featureK&N washable, reusable High Flow Air Filters feature a state of the art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's 10 Year Million Mile Limited Warranty. K&N drop in replacement filters are designed to install easily into your