This kit is for the installation in the trunk only. If you want to install behind the stereo and your BMW does not have Navigation -
please order BMW adapter with dash mounting cable.
If your stereo has (digital sound processing, usually written on the front of your stereo) you will also need GROM DSP conversion kit
Integrated Bluetooth Car Interface
adds Hands Free Calling and Wireless Audio to the
original factory stereo of many cars. The system comes with built-in Bluetooth and microphone.
GROM-BT3 module has two extension ports that can be used for Aux-In, HD Radio and iPod or iPhone integration with optional cables that are sold separately.
Use your phone in the car hands free (HFP), stream your MP3 music from your phone to the factory stereo via Bluetooth Audio playback (A2DP),
control your MP3 music with the car stereo or steering wheel controls via Bluetooth wireless audio control (AVRCP).
Bluetooth compatibility: all Bluetooth capable smartphones, including latest Galaxy S series and iPhone.
Optional AUX-IN cable (sold separately):
Add 5FT 3.5mm audio AUX cable
for direct audio connection.The 5V USB charging connector will charge most of the Smarphones, including iPhone and Android.
USB port on the auxiliary cable 35USB is for charging only, it will not let you to play the music directly from USB stick or Android phone. If you want to play the music from
USB stick or integrate Android phone - please consider GROM USB MP3 Kit
Optional HD Radio Tuner add-on (sold separately):
Get HD FM Radio stations from your factory stereo. GROM-HDR1 HD Radio tuner improves the sound quality of local
FM stations and delivers clear and bold sound. Adds access to the HD FM sub-stations for more music choices. Check out the
HD Radio Tuner and Antenna Dongle
DashLinQ Android Car Mode App
available at Google Play Store
It becomes easy and safe to use your phone while driving for music, phone calls and navigation.
Words great with GROM-BT3 Bluetooth car kit. For more information go to DashLinQ page
Car Smartphone Mounts:
Looking for the ways to safely and comfortably use your smartphone in the car? Check out the smartphone in-car mounts available at out store here >>>
Demo video of GROM-BT3 Bluetooth Car Kit and Toyota stereo:
The package includes 12FT BMWT cable for mounting into the trunk.
If you are not sure you can get the behind-the-radio cable (BMWS) in addition to the trunk cable here
Operating Temperature: -40C - +85 C (-50F - 200 F)
Operating current: ~50mA
Standby current: ~1mA
SN Ratio: 90dB
DAC resolution: NA
Distortion: < 0.01%
Dimensions: W / H / D - 60* 73 * 20 mm
Enclosure: ABS Plastic
BMW 3 series 1999-2005 (All)
BMW 3 series Coupe, Convertible 2006-2006 (All)
BMW 5 series 1997-2003 (All)
BMW 7 series 1999-2001 (All)
BMW M Coupe 1999-2002 (All)
BMW M Roadster 1999-2002 (All)
BMW M3 1997-2006 (All)
BMW M5 2000-2003 (All)
BMW X3 2004-2010 (All, *05+ see below)
BMW X5 2000-2006 (All)
BMW Z3 1997-2002 (All)
BMW Z4 2003-2008 (All, *06+ see below)
BMW Z8 2000-2003 (All)
Mini Cooper 2002-2005
Mini Cooper Convertible R52 2004-2008
Rover Range Rover HSE 2002-2004 (Navigation 16:9; *2004 may need wire modification)
Important Compatibility Limitation for select BMW vehicles:
BMW X3 (E83) production date 09/05 and up with DSP without navigation, CD changer and iPod connection
BMW Z4 (E85) production date 02/06 and up with DSP without navigation, CD changer and iPod connection
BMW Z4 (E86) coupe production date 05/06 and up with DSP without navigation, CD changer and iPod connection
These vehicles above do not require GROM DSP adapter (use analog DSP) and can be installed at stereo or trunk,
but audio part will not work until the stereo is programmed (retrofited) to accept CD Changer (bmw calls it “vehicle order”).
Please contact your local BMW dealer and ask them to retrofit the stereo to accept CD changer.
If your car falls into the above range and has Navigation, CD changer or iPod connection, GROM will work without any reprogramming.
**For BMW with SiriusXM satellite radio, the XM radio need to be disconnected in order for GROM to work.
C-BMWT 12FT cable to reach to the front of the car from the trunk
- Car stereo adapter with built-in Bluetooth
- Vehicle specific harness
- Omni-directional microphone with swivel mount 10FT
- User manual
Optional accessories and upgrades - sold separately:
- MiniDin - 3.5 male audio cable connector
- HD Radio Tuner and Antenna - GROM-HDR1
- Flush Mount AUX-In mounting cable
Q.: Will my steering wheel controls work with GROM-BT3 Bluetooth car adapter?
A.: Yes, car stereo and steering wheel controls will work. You can accept or reject the phone call and skip track forward or go track backward using car stereo or steering wheel controls. Q.: Can I connect my phone to the car factory Bluetooth for hands free phone calls, and to GROM Bluetooth for wireless music streaming?
A.: Yes you can do it. Read more about how you can do it for Android phone
or for the iPhone.
For more questions about GROM-BT3 Bluetooth car adapter functionality please visit GROM-BT3 FAQ page