Copyright © 2013  Grand Rapids Technologies, Inc.                      

Electronic Flight Instrumentation for Experimental Aircraft Since 1991

Price Lists

To order avionics systems and parts, please give us a call at (616) 245-7700 or email Jon at

EFIS Accessories & Autopilot Price List

Find prices for GRT servos, ADS-B receivers, radios, audio panels, transponders and other goodies.

Engine Monitors & Probes Price List

Find prices for EIS packages and a la carte items such as probes, sensors, EIS options, and other stuff related to engine & systems monitoring.

EIS package prices effective September 25, 2013.

See EFIS Systems Price List above for discounted pricing for EIS packages purchased with an EFIS system.

EFIS Systems Price List

Get at least 10% off of your EIS engine monitor package when you order it with your EFIS system.