We are the worlds largest manufacturer of remote mounted oil filter systems for general aviation aircraft. We now manufacture the Walker AirSep - Air/Oil Separator and our new line of Wet Vacuum Pumps. Airwolf has been manufacturing general aviation equipment since 1963. Airwolf has obtained FAA Supplemental Type Certificates (STC's) for all items in our product lines. We supply the majority of General Aviation Manufacturers with their Original Equipment Manufactured parts (OEM). We ship our products around the world. We encourage you to read up on our aviation products and you will soon understand why we at Airwolf say.... WE MAKE FLYING SAFER!