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Crux SWRBM-57K Wiring Interface

Install new car stereo and retains steering wheel audio controls and other factory features in select 1996-2008 vehicles from BMW

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• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified models
• Micro-B USB Updatable
• Pre-programmed to retain Steering Wheel Controls
• Color coded wires for easy installation
• No cutting or splicing required

See compatible vehicles Learn more about the swrbm57k
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List price $155.40
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-36%

$99.90

 with warranty
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Description


Product Features:

  • Compatible with select 1996-2008 vehicles from BMW
  • Designed to install a new aftermarket car stereo
  • Provides accessory power (12-volt 10-amp)
  • Retains R.A.P. (retained accessory power)
  • Compatible with non-amplified models
  • Pre-programmed to retain Steering Wheel Controls
  • Retains the factory AUX-IN jack
  • Micro-B USB updatable
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Crux SWRBM-57K owner’s manual

Compatible Vehicles


Please use our Fitment Guide to determine specific compatibility for the submodel and audio features

The vehicle you have selected 2021 Ford Expedition is not compatible. Change vehicle or See list of compatible similar products


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Specifications & Details


Harness Features
Main Harness Function
Install Aftermarket Car Stereo & Retain Steering Wheel Controls
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

SWRBM-57K

Weight:

0.40lbs

Internal SKU:

swrbm57k

Internal Product ID:

110365

Customer Ratings & Reviews


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  • Vehicle produced after 2005: Inside driver's side door
  • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.