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Metra

Metra 70-8591 Amp Integration Harness for Select BMW Vehicles

Metra 70-8591 Amp Integration Harness for Select BMW Vehicles

$20.99 USD
$20.99 USD
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Metra 70-8591 is a factory amplifier integration wiring harness for select BMW vehicles. It is designed for aftermarket radio installations that need to interface with or bypass the factory amplifier or retained factory system functions.

Key Features

  • Factory amplifier integration wiring harness for select BMW vehicles
  • Plugs into the vehicle's original radio connectors where compatible
  • Designed for aftermarket radios that are 35 watts or less
  • Includes one 8-pin power plug and one 8-pin speaker plug
  • 12-inch harness length

System / Wiring Notes

  • Designed for compatible BMW factory amplifier integration applications
  • Designed for aftermarket radios that are 35 watts or less
  • Verify the vehicle's factory audio system and radio connector before installation

Vehicle Compatibility

Make Model Years
BMW 318i 1992-1998
BMW 318is 1992-1997
BMW 318ti 1995-1999
BMW 323Ci 2000
BMW 323i 1998-2000
BMW 323is 1998-1999
BMW 325Ci 2001-2005
BMW 325i 1992-2005
BMW 325is 1992-1995
BMW 325xi 2001-2002
BMW 328Ci 2000
BMW 328i 1996-2000
BMW 328is 1996-1999
BMW 330Ci 2002-2005
BMW 330i 2001-2005
BMW 330xi 2004-2005
BMW 525i 1990-1995
BMW 528i 1997-2000
BMW 530i 1994-1995
BMW 535i 1990-1993
BMW 540i 1994-2000
BMW 735i 1990-1992
BMW 740i 1993-2001
BMW 740iL 1993-2001
BMW 750iL 1990-2001
BMW M3 1990-2006
BMW M5 1991-2001
BMW Z3 1997-2002

Installation Notes

  • Confirm exact vehicle fitment, factory audio system, trim level, and radio connector before installation
  • Retained features and amplifier behavior depend on the vehicle's original equipment and installation setup
  • Additional installation parts may be required depending on the aftermarket radio and vehicle configuration
  • Professional installation is recommended for best results
  • Check the manufacturer's instructions and vehicle fit guide before installation

What's in the Box

  • Amp integration harness

Technical Specifications

  • Brand: Metra
  • Model: 70-8591
  • Product Type: Factory amplifier integration wiring harness
  • Application: select BMW vehicles
  • Compatibility Type: Vehicle-specific
  • Radio Power Limit: Aftermarket radios 35 watts or less
  • Included Plugs: 8-pin power plug and 8-pin speaker plug
  • Harness Length: 12 inches

Identifiers & Packaging

  • MPN: 70-8591
  • UPC: 86429105502
  • Sold As: Each
  • Included Components: Amp integration harness

Why Buy From MCOR Automotive

  • Authorized retailer for the brands we sell
  • Specialists in vehicle audio integration, radio replacement parts, and installation accessories
  • 22+ years of professional automotive electronics experience
  • Expert support for compatibility verification and proper setup
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