GTX 335 • $2,499 • AVAILABLE FOR IMMEDIATE SALE • ADSB out transponder,kit brand new in box with WAAS GPS antenna and 8130 certificate,can ship • Contact Derek Boxwell , Owner - located Washington, DC 20020 United States • Telephone: ---------- • Posted July 11, 2025 • Show all Ads posted by this Advertiser • Recommend This Ad to a Friend • Email Advertiser • Save to Watchlist • Report This Ad