BMW 2.1 IMP HARNESS

Key Features

  • Dedicated Plug & Play harness for BMW and Focal Impulse 4.320 amplifier
  • Amplifies front speakers (2 channels) and subwoofers (2 channels)
  • Twisted-core cable design eliminates interference
  • BMW-specific connectors for seamless factory integration
  • No soldering or modification required
  • Length: 4 m (13 ft)
  • Note: Harness is NOT compatible with factory amplified vehicles. To ensure correct compatibility, please contact your local Focal Authorized Dealer or reach out to us directly via the contact us tab.

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Click & Collect available from participating Authorised Focal Australia Dealers.

Official Australian Stock

Official Australian stock supplied through the Authorised Focal Australia Dealer Network.

Vehicle-Specific Solutions

Vehicle-specific installation solutions available for thousands of vehicles.

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Australia-wide shipping available through our network of Authorised Focal Australia Dealers.

12-Month Australian Warranty

Backed by a 12-month Australian warranty, extended to 3 years when installed by an Authorised Focal Australia Dealer.

Expert Installation Available

Expert installation available through our Australia-wide Authorised Dealer Network.

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BMW 2.1 IMP HARNESS | Plug & Play Harness for BMW & Impulse 4.320 Amplifier

 

Perfect Fit. Pure Signal. True Plug & Play.

The Focal BMW 2.1 IMP HARNESS is purpose-engineered to connect your BMW speaker system directly to the Focal Impulse 4.320 amplifier, delivering a fast, factory-grade installation with no cutting or soldering required. Its dedicated BMW connectors ensure a flawless, OEM-style fit and clean signal path.

Developed with twisted-core wiring, the harness effectively eliminates electrical disturbance, guaranteeing crystal-clear, distortion-free sound. It routes two channels to amplify the front speakers and two channels to power the BMW under-seat subwoofers, maximising system performance while maintaining complete compatibility with the factory head unit.

With a 4 m (13 ft) length and flexible construction, installation is simple, neat, and completely reversible — the perfect upgrade path for BMW owners seeking Focal sound precision.


Focal BMW 2.1 IMP HARNESS – OEM Precision. Simplified Power. Uncompromised Sound.

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Discover the engineering, heritage and technology behind one of the world’s leading car audio brands.

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