Compatible with: E46 BMW 325Ci 2002-2006 E90 BMW 325i 2002-2006 E46 BMW 325xi 2002-2006 E46 BMW 330Ci 2002-2006 E90 BMW 330i 2002-2006 E39 BMW 525i 2001-2003 E39 BMW 530i 2001-2003 E39 BMW 540i 2001-2003 E46 BMW M3 2002-2006 E39 BMW M5 2002-2003 E83 BMW X3 2004-2010 E85/E86 BMW Z4 2003-2008 E52 BMW Z8 2003 Ford Transit Connect 2010-2011 W203 Mercedes-Benz C230 2005-2007 W203 Mercedes-Benz C240 2005 W203 Mercedes-Benz C280 2006-2007 W203 Mercedes-Benz C350 2006-2007 W203 Mercedes-Benz C55 AMG 2005-2006 W211 Mercedes-Benz E320 2003-2009 W211 Mercedes-Benz E350 2006-2009 W211 Mercedes-Benz E500 2003-2006 W211 Mercedes-Benz E55 AMG 2004-2006 W211 Mercedes-Benz E550 2007-2009 W211 Mercedes-Benz E63 AMG 2007-2009 Mini Cooper 2002-2014 Pontiac G8 2008-2009 Porsche 911 1999-2002 DB41 Packing List: 1 x Stereo wire harness 1 x Car antenna adapter 16 x Butt Connectors6 - [DB41 Packing List] - 1 x Stereo wire harness; 1 x Car antenna adapter; 16 x Butt Connectors. 5 - [For Non-amplified Systems] - Do not use for a vehicle with a built in stock amp in stereo system. 4 - [IMPORTANT] - The wires are standard EIA color-coded, however, due to [Variations in (Vehicle Model) or (Aftermarket Radio Model)], the connection method may vary. In some cases, need to match wires by function rather than color, to do so, it's important to check ?BOTH Radio Wiring Diagrams? of [(Aftermarket Radio) and (Vehicle Radio System)]. [Aftermarket Stereo Harness diagram is offered by Aftermarket Radio Manufacturer]. 3 - [No Cutting Wires Required] - To wire in aftermarket radios, safety and stability, without cutting factory wiring. 2 - [Factory Antenna Adapter] - Used to connect vehicle factory antenna to an aftermarket radio. 1 - [Replace Factory Radio] - Used to replace the factory oem radio with your aftermaket new radio. (Does not fit vehicles with 6 speaker system).