Description
🔧 Upgrade your sound, not your stress—harness the power of plug & play!
- SEAMLESS PLUG PLAY - Connects directly to your GM vehicle’s original radio harness—no wire cutting needed.
- COLOR CODED PRECISION - Simplifies installation with clearly marked wires for fast, error-free setup.
- COMPACT LIGHTWEIGHT - Only 2.4 ounces and 8x5x2 inches—easy to handle and install without bulk.
- EFFORTLESS SPEAKER POWER - Delivers reliable power to your aftermarket speakers for crisp, clear sound.
- FUTURE PROOF COMPATIBILITY - Supports 1978-91 GM models, ensuring your classic ride stays tech-savvy.
The METRA Ltd 70-1677-1 wiring harness is a vehicle-specific adapter designed for 1978-91 GM models, enabling quick and clean installation of aftermarket radios. Featuring color-coded wires and a direct plug-in connector, it powers your speakers efficiently while preserving your vehicle’s original wiring integrity.
