Metra Speaker Wire

Metra Speaker Wire: The Installer's Choice for Car Audio Runs

When professional installers reach for speaker wire, Metra Electronics is a name that consistently earns their trust. Known industry-wide as "The Installer's Choice®", Metra has spent decades engineering car audio installation products that meet the real-world demands of both professional shops and serious DIYers. Their speaker wire lineup reflects that same philosophy: practical gauges, durable construction, and design decisions that make installations cleaner and more reliable.

A Range of Gauges for Every Application

Metra's speaker wire catalog covers the full spectrum of automotive audio needs. Whether you're wiring a set of door speakers, running cable to a rear deck, or feeding a subwoofer from an amplifier, there's a gauge purpose-built for the job:

• 12 Gauge – Metra's 12-gauge wire is built for high-power subwoofer runs. As a 50-foot or even 250-foot bulk option, it's designed to carry the current a sub demands without voltage drop robbing your bass performance.
• 16 Gauge – A versatile middle-ground option ideal for powering door and dash speakers in most passenger vehicles. Available in both 50-foot and 100-foot spools for longer runs.
• 18 Gauge – Metra's 18-gauge wire works well for standard speaker installations and shorter runs, offered in 20-foot and 40-foot spool lengths — enough to connect a single-DIN or double-DIN stereo to factory speaker locations with wire to spare.
• 24 Gauge – A lighter gauge suited for low-power applications and tweeters, available in a 30-foot length.

Built to Survive the Automotive Environment

Every gauge in Metra's speaker wire range shares a core set of construction priorities. The wire is jacketed in a high-quality clear coating engineered to resist abrasions, chemical exposure, and temperature extremes — all conditions that are routine under dashboards, inside door panels, and along firewall runs. The clear jacket also makes it easy to inspect wire runs visually after installation.

Metra's speaker wire is color-coded for polarity, making it straightforward to match positive and negative connections without guesswork or a multimeter. The stranded construction on heavier gauges — including copper-clad aluminum builds on power-hungry subwoofer wire — helps deliver reliable audio performance while keeping the wire flexible enough for routing through tight factory channels. Installers note the wire's performance in areas like high clarity, dynamic range, frequency response, and noise rejection.

Designed with the Installer in Mind

What sets Metra's speaker wire apart isn't just the materials — it's the context in which it's designed. Metra's broader product ecosystem includes dash kits, wiring harnesses, speaker adapters, and amp kits, all engineered to work together seamlessly. Choosing Metra speaker wire means you're sourcing from the same manufacturer whose harnesses and integration solutions are already trusted in your vehicle. That consistency in quality and engineering philosophy translates into fewer surprises during installation.

Whether you're a weekend DIYer replacing factory door speakers or a professional installer wiring a full system build, browse the complete selection of Metra speaker wire to find the right gauge and length for your next project.