GARMIN GMA 340 • $1,300 • FOR SALE • Garmin GMA 340 Audio Panel removed for upgrade. Includes new tray, back plate, Plugs and pins. • Contact Chris Gardner , Owner - located South Saint Paul, MN 55075 United States • Telephone: ---------- • Posted June 23, 2025 • Show all Ads posted by this Advertiser • Recommend This Ad to a Friend • Email Advertiser • Save to Watchlist • Report This Ad