Browse our collection of used avionics today! Upgrade your panel or simply keep your panel operational with replacement units. Our collection of used avionics for sale features GPS & Navigation Units, NAV-Com’s, audio panels, transponders, and more. We offer quality used airplane avionics for various applications and needsfrom brands such as Garmin, Avidyne, Aspen Avionics, Universal Avionics, Bendix King, Grimes, Garwin, and many more. Buy used aircraft avionics for your plane from BAS Part Sales.