BM41 EX and BM42 EX - BMW Coaxials
CDT Audio direct fit coaxial speaker system upgrade for BMW without modification

CDT Audiophile Grade BM-car specific direct fit easy upgrade coaxial speakers are suitable for BMW best selling models: 1 Series, 3 Series, 5 Series, and so on.

The coaxial speakers fit into the factory location and use the factory connectors, you will enjoy the strongly improved sound quality with the CDT Audio BMW sound system upgrade.

Highlights

  • 1 pair 4” cast mid-woofers w/20mm soft dome tweeter.
  • Direct fit audio system for BMW without modification.
  • Using factory harness and connectors to allow plug & play.
  • Quick and easy installation.
  • 4” mid-range designed in a cast aluminum construction for ultimate durability and ultimate performance.
  • 4” mid-woofer made from biological fiber cone for authentic and brilliant sound reproduction.
  • Tweeter 20mm soft dome for smooth response.
  • 4” woofer w/butyl rubber edge.
BM4-41EX BM4-42EX
CDT Foundation Mount for Toyota & Lexus CDT Foundation Mount for Toyota & Lexus

Technical specs:
BM4-41EX

  • Diameter: 4.0” (100mm)
  • Sensitivity: 87.2dB
  • Power handing:60WRMS (150WPk)
  • Frequency response: 80-20,000Hz
  • Impedance: 4 Ohm
  • Voice cil diameter: 1.0” (24mm)
  • PeakXmax: 6mm
  • Magnet weight: Neodymium
  • Tweeter ¾” soft dome tweeter

Technical specs:
BM4-42EX

  • Diameter: 4.0” (100mm)
  • Sensitivity: 87.2dB
  • Power handing:60WRMS (120WPk)
  • Frequency response: 80-20,000Hz
  • Impedance: 4 Ohm
  • Voice cil diameter: 1.0” (24mm)
  • PeakXmax: 6mm
  • Magnet weight: Neodymium
  • Tweeter ¾” soft dome tweeter

Vehicle compatibility list

BM4-41EX

  • 1-series(2004-2011)-E81/E82/E87/E88(Front door)
  • 3-series (2005-2011)-E90/E91(Front door/Rear door) E92/E93(Front door),
  • 5-series(2011-Current)-F10/F11(Front door/Rear door)
  • 6-series(2011-Current)-F12/F13(Front door)
  • 7-series(2008-Current)-F01(Front door/Rear door) X1(2009-2012)-E84(Front door)

BM4-42EX

  • 1-series(2011-Current)-F20/F21(Rearwindow shelf)
  • 5-series(2010-Current)-F10(Rearwindow shelf)F11(Roof liner)
  • 5-series(2010-Current)-E60/E61(Front door/Rear door)
  • 6-series(2011-Current)-F13(Rearwindow shelf)
    X1(2009-2012)-E84(Rear window shelf)
    X3(2010-Current)-F25-(Dashboard)
    X5(2006-Current)-E70(Front door/Rear door)
    Z4(2009-Current)-E89(Front door)
    Note: BM4-Kit2 can also be used in the Mini front doors
    (Only fits for mid-range speaker)
Price (incl. warranty)
Quantity:

Price (incl. warranty)
Quantity:

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