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A rectangular black plastic wiring harness with multiple coloured wires and a connector block

Metra Electronics

Metra Electronics 70-5600 Power 4 Speaker Wire Harness 1995-2002

SKU CH-2W6B-CV7BX

Connects an aftermarket stereo up to 35 watts to the factory harness in select 1995-2002 Ford, Lincoln, Mercury and Mazda vehicles

  • Product typeCar Stereo Add-Ons
  • Plugs directly into the factory harness for quick installation
  • Powers four speakers without cutting original wiring
  • Supports aftermarket stereos rated up to 35 watts
  • Matches Metra 70-5600 specification for reliable fit
  • Compatible with Ford, Lincoln, Mercury and Mazda models 1995-2002

Vehicle Fitment

This wire harness connects an aftermarket stereo to the factory wiring in select Ford Lincoln Mercury and Mazda vehicles built between 1995 and 2002. It covers models such as Crown Victoria Explorer Ranger Continental Mark VIII Navigator Grand Marquis Mountaineer and B-Series trucks. The plug mates directly with the original radio connector so no cutting or splicing of the vehicle loom is required. Installers working on these specific platforms can retain the factory speaker wiring and power feeds.

Power Handling

The harness is rated for aftermarket radios delivering 35 watts per channel or less. It carries four speaker circuits plus switched and constant power leads through the original connector pins. Because it uses the vehicle’s existing wiring gauge the current capacity is limited to what the factory circuits were designed for. Systems that demand higher output or external amplifiers will need a separate power and speaker wiring solution.

Connection Method

The package supplies only the adapter harness that plugs into the car side connector at the radio cavity. No extra connectors terminals tools or mounting hardware are included. Installers must provide crimp connectors or solder and heat-shrink to join the aftermarket radio pigtail to the harness flying leads. The harness itself adds no active circuitry signal processing or software — it is a passive pass-through adapter.

How it compares

Measured against everything we stock in Car Audio Accessories & Wiring, at today’s prices. Recalculated every night.

Price $8.99
Cheaper than about 92% of the 2,768 comparable items (median $21.99).

Specifications

Product
Product typeCar Stereo Add-Ons

Questions about this item

How do I plug the 70-5600 harness into the factory radio connector and which step do installers often miss?

Push the harness plug straight into the vehicle’s radio harness until it clicks; the step often missed is verifying the click so the power and speaker pins seat fully.

What part of the 70-5600 harness will need replacement first if the aftermarket radio runs near the 35 watt limit?

The crimped speaker wires can overheat and become brittle at sustained high power, so they are the first items to inspect and replace.

At what point does the 70-5600 harness hit its limit during extended use with a 35 watt radio?

The 35 watt per channel rating is the thermal limit; running the radio continuously at that level will heat the harness wires first.

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