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Rockford Fosgate® Power BMW® 2-Way Component System Style-1

Model #: T3-BMW1
Rockford Fosgate
At a Glance
The T3-BMW1 is a direct fit replacement/upgrade speaker system for select BMW® models. Speaker features a BMW® factory connector, 1” silk tweeter and glass fiber woofer.
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Get to know this product.

The T3-BMW1 is a full-range direct fit speaker intended to replace or upgrade factory models installed in select BMW® vehicles (see compatibility chart). The speaker is comprised of a 1” silk tweeter with neodymium motor and a woofer with a glass fiber cone. Features an inline passive crossover and BMW® factory connector for easy plug-n-play operation. Made in Germany.

  • OEM Frame Style-1
  • 4" 2-way component system
  • Glass fiber sandwich cone with Nomex honeycomb core
  • Poly-Urethenane Dust Cap
  • SBR surround and Bimax spider
  • Glass fiber reinforced poly-carbonate frame
  • Neodymium ring style magnet
  • 25mm voice coil with high temp aluminum former
  • Tweeter: Silk diaphragm and surround
  • Tweeter: 25mm voice coil
  • Tweeter: Neodymium motor structure
  • Tweeter: Glass fiber reinforced polyamid frame
  • Direct plug-in to factory BMW® harness
  • In-line external crossover
  • 3 models available (depending upon BMW® series)
  • 2-Year Warranty


Power handling on Rockford Fosgate speakers conform to CEA-2031 industry standards.

Klippel Verified

Klippel is a speaker certification program allowing us to deliver the best possible speakers.

Useful Documents


Nominal Impedance (Ohms)4-Ohm
CEA-2031 CompliantCEA-2031 Guidelines
Frequency Response (Hz)75Hz - 20kHz
Speaker TypeComponent System
Midrange Size (Nominal Diameter)4.0"
Midrange Mounting Depth1.14" (29.1mm)
Tweeter Mounting Depth0.375" (9.5 mm)
Power Handling (RMS)50 Watts RMS; 100 Watts Max
Tweeter Size (Nominal Diameter)1.0" (25 mm)
Vehicle Compatibility1-SERIES 2011-2014, 3-Door (F21) Front, 5-Door (F20) Front; 3-SERIES 2012-2014, Coupe (F32) Front, Rear, Sedan (F30) Front, Rear, Touring (F31) Front, Rear; 6-SERIES 2011-2014, Coupe (F13) Front, Convertible (F12) Front; X3 2010-2014, SUV (F25) Front, Rear
Mounting HardwareYes; Includes (1) pair tweeter bezels
Sensitivity (dB @ 1W/1M)87 dB
CrossoverExternal inline tweeter crossover
Shipping Weight2.9 Lbs. (1.31 Kg.)

Misc. Specs

Impedance4 Ohms
Manufacturer Warranty1 Year
Car Speaker Size4
Mounting Hardware IncludedYes
RMS Power Handling (Watts)50
Water ResistantNo
Peak Power Rating (Watts)100
Shallow MountNo
Compatible Car Make ModelBMW
WarningProposition 65 Warning for California Residents