Shopping from Canada? 
Go to Defender Canada!
Promotions
-
5% offGarmin VHF 215 AIS Marine Radio - 010-02098-00
$617.49 -
Up to 10% offGarmin Navionics Vision+ Marine Charts
$167.39 - $350.54 -
5% offJL Audio Max Audio Measurement System - 010-03028-00
$2,419.64 -
Up to 15% offGarmin Navionics+ North America Marine Charts
$129.19 - $220.39 -
Up to 5% offGarmin BlueChart g3 Vision HD North America Marine Charts
$294.49 - $397.99 -
Up to 5% offGarmin Navionics Plus South America Marine Charts
$170.04 - $176.69 -
Up to 5% offGarmin Navionics Vision+ Chart Updates
$135.84 - $179.54 -
Up to 8% offJL Audio Premium Power Connection Kit
$113.15 - $490.35 -
Up to 5% offGarmin Navionics Plus Europe Marine Charts
$142.49 - $220.39 -
Up to 8% offJL Audio MAXI Fuse Distribution Block
$29.43 - $52.43 -
Up to 5% offGarmin LakeVu g3 Ultra Marine Charts
$131.09 - $178.99 -
Up to 8% offJL Audio Marine Audio RCA Cable
$21.15 - $73.59 -
8% offGarmin GPS Replacement Antenna Pole Mount
$37.71 -
Up to 5% offGarmin Navionics Plus Oceania Marine Charts
$115.89 - $211.84 -
Up to 8% offJL Audio Premium Power Marine Connection Kit
$114.07 - $306.35 -
Up to 8% offJL Audio 6 Conductor Multifunction Cable
$106.71 - $563.03 -
Up to 8% offJL Audio Marine Parallel Conductor Speaker Cable
$49.67 - $578.67 -
Up to 8% off
JL Audio Power Wire
$438.83 - $565.79 -
8% offJL Audio Panel-Mount Audio Connector - 3.5 mm - 010-13564-00
$48.75 -
7% offJL Audio Bolt-On Master Ground Lug - 010-13728-00
$12.44 -
8% offJL Audio Marine MVi 8-Channel Marine Speaker Wire Harness - 010-03833-00
$46.91 -
8% offGarmin Antenna Under Deck Mount - 010-11084-00
$19.31 -
5% offGarmin Navionics+ Australia Marine Charts
$211.84 -
8% offJL Audio 3-Way Power Distribution Block - 010-13457-00
$52.43 -
8% offJL Audio Ultra-Compact Battery Connector - 010-13482-00
$34.03 -
8% offJL Audio Universal Battery Connector - 010-13565-00
$52.43 -
Up to 5% offGarmin BlueChart g3 Chart Updates
$109.24 - $117.79 -
8% offJL Audio Marine Lighting Controller - 010-13428-00
$303.59 -
10% offJL Audio Motorola Style AM/FM Antenna - 010-13555-00
$29.69 -
8% offJL Audio Panel Mounting USB Port - 010-13563-00
$54.27 -
8% offJL Audio USB-C and USB-A Charging Jack - 010-13623-00
$97.51 -
8% offJL Audio SiriusXM to Stereo Aux Connector - 010-13857-00
$29.43 -
6% offJL Audio 2-Channel Marine Audio Y-Adaptor
$17.76 -
Up to 9% offJL Audio Core Audio Interconnect Splitter
$16.99 - $22.99 -
Up to 8% offJL Audio Resettable Circuit Breaker
$102.11 - $111.31 -
8% offJL Audio Core Barrel Connectors (2-Pack) - 010-13651-00
$7.01 -
8% offJL Audio Master ANL Fuse Block - 010-13727-00
$52.43 -
8% offJL Audio Side-Post to Top-Mount Battery Terminal Adapters (2-Pack) - 010-13729-00
$16.44 -
Up to 8% offJL Audio Core Audio Interconnect Cables
$13.74 - $32.19 -
Up to 8% offJL Audio Crimpable Ring Terminals (4-Pack)
$16.08 - $26.67 -
12% offGarmin GPSMAP 8412 Non-Sonar Chartplotter with Worldwide Basemap - 010-02092-00
$3,255.99 -
10% offGarmin GPSMAP 8610xsv Sonar Chartplotter with Navionics+ - 010-02091-51
$2,673.52 -
Up to 5% offGarmin BlueChart g3 HD North America Marine Charts
$128.24 - $186.19 -
5% offGarmin Canada LakeVu g3 Ultra Canada Inland Maps - 010-C1114-00
$170.04 -
5% offGarmin BlueChart g3 Vision HD Asia Marine Charts
$156.74 -
5% offGarmin BlueChart g3 HD Australia Marine Charts
$246.04 -
Up to 15% offGarmin BlueChart g3 HD South America Marine Charts
$132.99 - $166.59 -
Up to 5% offGarmin Navionics Plus Asia Marine Charts
$132.99 - $176.69