Duncan Auto Parts in Duncan, British Columbia offers a full line of replacement parts for car, truck and as well as marine and industrial applications. Duncan Auto Parts is an Amsoil dealer offering Amsoil synthetic oils and lubricants for automotive, marine and industrial users. Duncan Auto Parts on Vancouver Island offers Amsoil lubricants and filters for both gas and diesel engines, as well as small engines, powersports and 2-stroke equipment. In addition, Duncan Auto Parts sells Amsoil synthetic hydraulic, gearbox and transmission fluids for all heavy duty and off road equipment.