Home > Car Audio Accessories > Radio Replacement Harnesses > Chevy, Pontiac, Saturn & GM > Metra 70-1857 Tuner Bypass and Bose Integration Harness for Select General Motors Vehicles

Metra 70-1857 Tuner Bypass and Bose Integration Harness for Select General Motors Vehicles

List Price:  $130.00
Price:  $32.13
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Metra 70-1857

Metra 70-1857

  • Metra 70-1857 Tuner Bypass and Bose Integration Harness for Select General Motors Vehicles
  • SKU: 70-1857
  • 17 feet Tuner relocation bypass harness and Bose amplifier integration harness
  • Retains factory Bose system
  • Includes antenna extension
  • 21-pin plug
  • Allows for the installation of an aftermarket radio using the existing factory wiring and connectors
  • Harness bypasses the remote tuner in select GM Vehicles while allowing the factory Bose system to function
  • Compatible with the following vehicle:
  • Cadillac:
  • 1990-1993 Allante
  • 1994-1995 DeVille
  • 1994-1995 El Dorado
  • 1992-1995 Seville
  • 1991-1995 Fleetwood
  • 1989-1996 Corvette
  • This item is New
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Return Policy
This item can be returned un-opened within 14-Days for a refund, minus a 20% restocking fee, and minus shipping.


Warranty Information
  • This item has a 30-day in-house warranty.
  • This item has a 1-Year manufacturer's warranty.