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T-Spec V10-D104K 4 Gauge Add-A-Amp Kit f/1/0 Gauge Wire

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V10-D104K 4 Gauge Add-A-Amp Kit for 1/0 Gauge Wire

If you've already installed a 1/0 AWG amplifier wiring kit in your boat, the T-Spec V10-D108K 4 AWG wiring kit will let you add another amplifier to your system.  This water-resistant kit includes everything you need to send power to your new marine amplifier.

With 4 AWG wire, you'll get long life and maximum power transfer. This kit includes two brass distribution blocks, 10' power and ground wires, a 20' remote turn-on wire, installation hardware and wire ties for installation. 

Does not include RCA cables or speaker wire.


  • Complete marine amplifier wiring kit

  • Includes power wire, ground wire, turn-on wire, circuit breaker, ring terminals, wire ties, and more

  • Marine-compliant cable

In the Box:

  • 4 AWG pearl White OFC copper wire - 10'

    • 4 AWG matte Grey OFC copper wire - 10'

    • 18 AWG Blue wire - 10'

  • 2 Distribution blocks w/snap-on covers (One 1/0 AWG input to 4 AWG ouptut)

  • Ten (10) 6" Wire ties

  • Two (2) 4 AWG crimp-on spade terminals (non-insulated)

  • One (1) 18 AWG crimp-on spade terminal (insulated)

  • One (1) 18 AWG crimp-connector

  • Four (4) 12 mm Phillips-head screws

  • Two (2) Insulating boots for 4 AWG spade terminals

  • Instruction sheet

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WarningWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to