Today Garmin announced FAA TSO authorization and AML STC approval for the GDL 88 series. The GDL 88 is the industry’s first dual-link ADS-B solution available for certified aircraft. With the AML STC, the GDL 88 is approved for installation on most Part 23 fixed-wing aircraft, and it will begin shipping immediately starting at $3,995.
Garmin has also received AML STC approval for the latest GTN 3.0 software. This new software brings expanded capabilities to the GTN series including display support for the GDL 88. It also now includes support for weather radar, worldwide connectivity, cross fill with the GNS 430W/530W series and more. This software upgrade is free for current GTN owners and will come standard on new GTN purchases.
Source: Garmin International http://www.trade-a-plane.com/company-search?id=53125