W-Body Car Audio

Metra 70-1858: GM 1988-Up Into Car Harness (21 Pin)

This adapter is used when one wants to install an aftermarket radio into a car without cutting or splicing the factory harness.

Features:

  • General Motors 1988-Up (21 Pin)
  • Plugs into Car Harness (Power/4 Speaker)

Vehicle Applications:

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