MW sub-woofer adapter cable allows you to change the woofers underneath BMW front seats.
Connects to original harness.

Compatible vehicles:

BMW - 1 series (E81/E82/E87/E88) (2004 - 2010 )
BMW - 1 Series (F20/F21) (2011 - 2019)
BMW - 3 series (E90/E91/E92/E93) (2006 - 2011)
BMW - 3 Series (F30/F31/F34) (2012 - 2019)
BMW - 5 Series (E60) (E61) (2004 - 2010 )
BMW - 5 Series (F10/F11) (2010 - 2016)
BMW - 5 series GT (F07) (2010 > )
BMW - 6 series (E63/E64) (2004 - 2010)
BMW - 6 series (F06/F12/F13) (2011 - 2018)
BMW - 7 series (F01/F02) (2008 - 2015)
BMW - X1 (E84) (2009-2015)
BMW - X3 (E83) (2004 - 2009)
BMW - X3 (F25) (2011 -2017)
BMW - X5 (E53) (2000 - 2006)
BMW - X5 (E70) (2007 - 2013)
BMW - X6 (E71/E72) (2008 >)
BMW - Z4 (E85/E86) (2003 - 2009)
BMW - Z4 (E89) (2009 - 2016)

Please check before ordering that the connections match those on the cars original under seat woofers. Some amplified or named systems such a TOP HiFi, Harman Kardon or Bowers and Wilkins may have different connections.