Rotorhead Lubes Serving AMSOIL customers in your area, and nationwide, since 1995. During 37 years as a helicopter pilot serving in the Army, Air Force, Coast Guard and state government, the extraordinary ability of synthetic oils to protect components in extreme temperatures and lengthy operation is seen firsthand. Rotorhead Lubes is a trained and authorized Amsoil Dealer providing these same benefits to you through Preferred Customer, Retail Store, Commercial, wholesale and retail programs.