1、Interchange Part Numbers: 1J0 941 641, 4D0 907 476 B, 7M3 907 391, 1T0 907 391, 63 12 6 918 593, 63 12 7 176 068, 63 12 6 912 114, 63 12 6 907 496, 63127176068, 63120406709, etc. 2、High Compatibility: Replacement for A8 S8 2001‑2003, replacement for 3 series E46 Coupe Convertible 2002‑2003, replacement for Land Rover Range Rover 2003‑2005 and much more models. 3、Main Function: Used to convert the voltage, stabilize the current, and protect the pulse surge to ensure that the headlights work in a safe environment and extend the life of the headlights. 4、Reliable Materials: The xenon headlight ballast is made from superior aluminium alloy which is heat dissipation, vibration and wear resistant, high temperature resistant, oxidation resistant. 5、Easy Installation: Manufactured with surface mount and through hole components for direct plug and play replacement, no programming or coding required for the car, and suitable for left or right headlights. Item Type: Headlight Control Unit Material: Aluminium Alloy Bulb Type: D2R D2S D1R D1S Input Voltage: DC12V Output Power: Maximum 35W Installation Position: Left or Right Side Headlight Interchange Part Numbers: 1J0 941 641, 4D0 907 476 B, 7M3 907 391, 1T0 907 391 63 12 6 918 593, 63 12 7 176 068, 63 12 6 912 114, 63 12 6 907 496 Replacement for Cooper Part: 63127176068, 63120406709, 63126907469, 63126912114, 63126918593 Replacement for Mercedes-Benz Part: A 140 820 88 26, A 203 820 16 85, A 230 820 19 26, A 203 820 25 26, A 230 820 84 26, A 203 820 88 85, A 203 820 93 85, A 220 820 85, A 220 820 38 85, A 220 820 57 26, A 220 820 83 26, A 230 820 19 26, A 230 820 84 26, 222-900-81-05, 222-900-08-06, 222- 900-17-04, 222-900-45-05, 222-900-81-05, 222-900-08-06, 222-900-17-04 Replacement for Maserati Part: 980001133 Replacement for Mazda Part: G22E510H3A Replacement for Range Rover Part: YWC000500 1T0907391 Fitment: Replacement for TT VIN 1003501 and up 2001 Replacement for TT 2002-2006 Replacement for A8 S8 2001-2003 Replacement for 3 series E46 Coupe Convertible 2002-2003 Replacement for 3 series E46 Sedan Wagon 2002-2005 Replacement for M3 E46 2002-2006 Replacement for 6 series E63 E64 pre-LCI 2004-2007 Replacement for M6 pre-LCI 2006-2010 Replacement for X3 E83 pre-LCI 2004-2006 Replacement for Land Rover Range Rover 2003-2005 Replacement for Mercedes-Benz C-class W203 2002-2007 Replacement for Mercedes-Benz CLK-class C209 2003-2006 Replacement for Mercedes-Benz SL-class R230 2003-2007 Replacement for Mercedes-Benz CL-class C216 2003-2005 Replacement for Mercedes-Benz S-class W220 2003-2006 Replacement for Cooper Cooper S R50 R52 2002-2006 Replacement for Cooper Converitble R53 2002-2006 Replacement for Mazda 6 2003-2008 1 x Headlight Control Unit