Make sure the performance air filter in your 1999-2003 Ford 7.3L Powerstroke is clean with a Filter Cleaning Kit. Get the right cleaning kit for your existing air filter by choosing the filter brand and media type. Shop at XDP today and find Filter Cleaning Kits for your S&B, AFE, K&N, AEM, filters and more! Stay on top of cleaning your resuable air filter to get the most like out of your cone air filter, or drop-in panel filter. Performance filters are typically made with a synthetic or cotton guaze media that can be dry or oiled.