Shopping from Canada? 
Go to Defender Canada!
Promotions
-
JL Audio Max Audio Measurement System - 010-03028-00
$2,546.99 -
Boss Audio Systems AM/FM BT Marine Stereo Receiver with CD Player
$115.99 - $164.99 -
Star Brite Snap & Zipper Lubricant - 89102
$12.47 -
JL Audio Premium Power Connection Kit
$122.99 - $532.99 -
Scout Flexible AM-FM Antenna - KS-100
$42.99 -
15% off MSRPMSRP (Manufacturer's Suggested Retail Price)Set by the manufacturer and displayed for comparison purposes only.
Shakespeare Galaxy Antenna - 5235-XT
MSRP: $166.99$141.94 -
SiriusXM SXV300 Connect Tuner with RV Antenna - SXV300M1
$100.99 -
Boss Audio Systems Compact Waterproof AM/FM Bluetooth Marine Stereo Receiver - MGR350B
$158.99 -
Shakespeare Galaxy Little Giant Antenna - 5420-XT
$149.99 -
Boss Audio Systems 2-Way Marine Speakers - 6 1/2" - MR652C
$103.99 -
Shakespeare Centennial Antenna - 5120
$107.99 -
JL Audio Marine Audio RCA Cable
$22.99 - $79.99 -
JL Audio MAXI Fuse Distribution Block
$31.99 - $56.99 -
Fusion Marine Bluetooth Module without Data Display - MS-BT100
$58.99 -
JL Audio Marine Parallel Conductor Speaker Cable
$53.99 - $628.99 -
Boss Audio Systems AM/FM BT Marine Stereo Receiver with CD Player - MR762BRGB
$149.99 -
Boss Audio Systems Multimedia BT Marine Stereo System with Speakers - MCK508WB.6
$157.99 -
Boss Audio Systems Multimedia BT Marine Stereo System with Speakers
$213.99 - $259.99 -
Boss Audio TUBE Portable Bluetooth Speaker System
$48.99 -
15% off MSRPMSRP (Manufacturer's Suggested Retail Price)Set by the manufacturer and displayed for comparison purposes only.
Shakespeare Antenna - 4351
MSRP: $84.99$72.24 -
Boss Audio Systems Bluetooth Marine Stereo Radio - MGR450B
$174.99 -
JL Audio Premium Power Marine Connection Kit
$123.99 - $332.99 -
JL Audio 6 Conductor Multifunction Cable
$115.99 - $611.99 -
JL Audio Power Wire
$476.99 - $614.99 -
Boss Audio Systems 2-Way Marine Speakers - 7 1/2" - MR752C
$117.99 -
Ancor Super Flex Audio Cable
$0.76 - $65.99 -
JL Audio Panel-Mount Audio Connector - 3.5 mm - 010-13564-00
$52.99 -
JL Audio Marine MVi 8-Channel Marine Speaker Wire Harness - 010-03833-00
$50.99 -
JL Audio Bolt-On Master Ground Lug - 010-13728-00
$13.52 -
Boss Audio Systems Marine Stereo Antenna - MRANT12
$14.99 -
Boss Audio Weather Proof Marine Dipole Hideaway Antenna - MRANT10
$3.68 -
Shakespeare Galaxy SiriusXM Satellite Antenna - SRA-50
$103.99 -
Wichard Webbing Snap Hook - 2284W
$38.63 -
Taylor Made One-Way Snaps
$6.66 - $177.99 -
Taylor Made Dot Fasteners
$6.99 - $80.99 -
JL Audio Motorola Style AM/FM Antenna - 010-13555-00
$32.99 -
JL Audio USB-C and USB-A Charging Jack - 010-13623-00
$105.99 -
JL Audio Core Audio Interconnect Splitter
$18.72 - $24.99 -
JL Audio Resettable Circuit Breaker
$110.99 - $120.99 -
JL Audio 3-Way Power Distribution Block - 010-13457-00
$56.99 -
JL Audio Ultra-Compact Battery Connector - 010-13482-00
$36.99 -
JL Audio Universal Battery Connector - 010-13565-00
$56.99 -
JL Audio Core Audio Interconnect Cables
$14.94 - $34.99 -
Boss Audio 2-Way Coaxial Marine Loudspeaker with Multi-Color Illumination Options
$104.99 -
Boss Audio Systems MR50W 2-Way Marine Speakers
$37.99 -
Boss Audio Systems MR60W 2-Way Marine Speakers
$50.99 -
Boss Audio Systems AM/FM Bluetooth Marine Stereo Receiver - MR1308UAB
$76.99 -
Fusion Sound-Panel Mounting Spacer
$17.63 - $26.99