Douglas Duncan Aviation offers a variety of aviation centered services. Our skilled technicians are fully qualified, experienced and certified in every area of Cirrus engine and airframe maintenance/repair and can meet your needs from an oil change to air-conditioning service or installation. Utilizing our extensive computer tracking service, we can also advise you of any Service Bulletins (SB) and Airworthiness Directives (AD) due on your aircraft and complete them for you in a timely manner.