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Garmin GPSMAP 378 (010-00542-00) Accessories

The following products are compatible with the Garmin GPSMAP 378 (010-00542-00):

Photo of GPS PC/USB Cable - Mini USB to USB for Garmin, Magellan, MYGuide and Lowrance GPS Receivers.

GPS PC/USB Cable - Mini USB to USB for Garmin, Magellan, MYGuide and Lowrance GPS Receivers. (USBPC)

Download the latest GPS software updates, routes, POI and waypoints from your PC to your GPS receiver with this speedy USB connection. This cable is Magellan part # 730361-01. Comparable to Garmin part #010-10477-03 and Magellan part # 730381.

Our Price: $13.99

Photo of Deluxe Universal Protective Travel Case for Garmin Nuvi 1490 1450 1390 1370 2460 2450 2350  3790 1690 1695  205W 255W 265 275 755 765 775 855 885  TomTom XXL XL Go VIA Magellan Maestro RoadMate GPS Receivers

Deluxe Universal Protective Travel Case for Garmin Nuvi 1490 1450 1390 1370 2460 2450 2350 3790 1690 1695 205W 255W 265 275 755 765 775 855 885 TomTom XXL XL Go VIA Magellan Maestro RoadMate GPS Receivers (RSP3N)

Extremely versatile padded carrying case designed to protect your expensive Garmin Nuvi StreetPilot, Magellan Maestro RoadMate, TomTom, Navigon, Mio, Lowrance iWay, Navman iCN Navigation or MYGuide GPS receives and accessories. Pack all your GPS equipmen

Our Price: $16.95 (43% off list price!)

Photo of Universal Amplified (28dB) External Remote GPS Antenna Aerial for Garmin Nuvi, StreetPilot "c" series, Magellan RoadMate Maestro, Navman, Lowrance, Mitac Mio, TomTom GPS Receivers

Universal Amplified (28dB) External Remote GPS Antenna Aerial for Garmin Nuvi, StreetPilot "c" series, Magellan RoadMate Maestro, Navman, Lowrance, Mitac Mio, TomTom GPS Receivers (FME)

Universal FME connector allows for adapters for most common GPS receivers made by Garmin, Magellan, Lowrance, Navman, Mio, TomTom and all others brands with MCX(f), MMCX(f), BNC(f), SMB(f) and SMB(m) antenna connector ports.

On Sale: $59.95 $29.95 (50% off our usual low price!)

Photo of Garmin Sounder GPSMap 178C 188 276C 298c 398c 498c iCOM 270ML 370ML External GPS Marine Antenna

Garmin Sounder GPSMap 178C 188 276C 298c 398c 498c iCOM 270ML 370ML External GPS Marine Antenna (BNC-M)

Amplify and intensify your GPS signal reception and increase accuracy in the most demanding marine environments with a Gilsson Technologies active external GPS Marine antenna!

Our Price: $45.95 (54% off list price!)

Photo of GPS Antenna Connector Adapter - Convert BNC (Male) to MCX (Female)

GPS Antenna Connector Adapter - Convert BNC (Male) to MCX (Female) (BMA)

Convert your MCX GPS antenna for use with your new Garmin GPS Receivers with BNC antenna port by using this cost effective tool.

On Sale: $19.95 $14.95 (25% off our usual low price!)

Photo of Garmin GPS V III+ Sounder GPSMap 178C 188 276C 298c 398c 498c iCOM 270ML 370ML External GPS Antenna

Garmin GPS V III+ Sounder GPSMap 178C 188 276C 298c 398c 498c iCOM 270ML 370ML External GPS Antenna (BNC)

Amplify and intensify your GPS signal reception and accuracy in the most demanding outdoor, marine or urban environments with a Gilsson Technologies active external GPS antenna!

On Sale: $29.95 $19.95 (33% off our usual low price!)

Photo of GPS Antenna Windshield Suction Cup Mount for Garmin and Gilsson Antennas

GPS Antenna Windshield Suction Cup Mount for Garmin and Gilsson Antennas (AWMG)

Effortlessly secure your external GPS antenna on your windshield with this multi-functional, suction cup, mounting bracket.

On Sale: $10.95 $5.95 (46% off our usual low price!)

Photo of 32MB Memory/Data Card for Garmin GPS Receivers

32MB Memory/Data Card for Garmin GPS Receivers (DC32)

Increase the memory in your Garmin GPS unit with this 32MB data card. Store street-level map details, addresses, topographic information and more! Comparaable to Garmin 010-10226-01 or 010-10226-11.

On Sale: $45.99 $39.95 (13% off our usual low price!)

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