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70-2057

by METRA

GM MOST(r) 2014-Up Amplifier Bypass Harness

  • Amplifier bypass harness for select GM vehicles with a MOST (r) amplifier
  • Plugs into output of OEM amplifier harness (21 pin)
  • 72 inches long
  • Color coded leads

(r) = registered in the US Patent and Trademark Office