1Fitment: Our Xenon Hid igniter is professionally manufactured according to original specifications and data, perfect replacement for A6 S6 2005?2008; Replacement for A8 S8 A8L 2004?2008; Replacement for 5 series (E60).525i.530i.545i.550i.M5 2003?2005; Replacement for 7 series (E65 E66 E67 E68).745Li.760Li 2002?2005; Replacement for X5 (E53) 2004?2006; Replacement for Z4 (E85 E86) 2003?2007. 2Oem: The Oem of Xenon Hid headlight igniter is 5DD008319?50 for reference, please check the part number of your item before purchasing. 3Sturdy Structure: Made from high strength and solid Abs material, which has great heat dissipation, shock proof, impact and heat resistant, anti oxidation and vibration. 4Lasting Performance: Our Xenon Hid headlight igniter has undergone extensive function testing, durable enough to withstand the wear and tear of rugged roads and the test of time. 5Direct Replacement: Our Xenon Hid headlight igniter can directly replace existing old or worn part, plug and play, no programming or coding is required, which is pretty convenient and time saving.