Features: 1.OE Number: The referencing OE number of this headlight ballast control unit are 5DV00829000, 5DV008290 00, which is molded depend on the original data. 2.Fitment: The xenon hid headlight control unit is a replacement compatible with Maserati Quattroporte 2005?2008, compatible with A6 S6 2005?2008, compatible with A8 S8 2004?2008. 3.Function: Convert voltage, stabilize current and protect pulse surges to ensure that the headlamp works in a safe environment and extends the life of the headlamp. 4.Ideal Replacement: Suitable compatible with D2S D2R lamps, can be mounted on left or right headlights, plug and play, no coding or programming required. 5.Durable Material: Has good heat dissipation, vibration resistance, oxidation proof, and can withstand the wear and tear of rugged road surface and the test of time. Specification: Item Type: Headlight Ballast Control Unit OE Number: 5DV00829000, 5DV008290 00 Material: Aluminium alloy Bulb Type: D2S D2R Fitment: Replacement compatible with Maserati Quattroporte 2005-2008 Fits compatible with A6 S6 2005-2008 Fits compatible with A8 S8 2004-2008 Fits compatible with 5-ER (E60): 2003-2005 Fits compatible with 7-ER (E65, E66, E67, E68): 2002-2004 Fits compatible with X5 (E53): 2004-2006 Fits compatible with Z4 (E85, E86): 2003-2007 Replacement compatible with CHRYSLER PACIFICA: 2004-2006 Replacement compatible with compatible withD FOCUS: 2002-2006 Replacement compatible with JAGUAR S-TYPE: 2002-2007 Replacement compatible with JAGUAR X-TYPE: 2002-2007 Replacement compatible with RANGE ROVER SPORT: 2006 Fits compatible with CLS-CLASS: 2006-2008 (W219) Fits compatible with E-CLASS: 2003-2006 (W211) Fits compatible with ML-CLASS: 2002-2008 (W164) Fits compatible with GL-CLASS: 2007-2008 (X164) Fits compatible with R-CLASS: 2006-2008 (W251) Fits compatible with SLK-CLASS: 2005-2008 (R171) Replacement compatible with SAAB 9-3: 2003-2007 Note: 1. Please double check the part number of your item, matching incompatible withmation is compatible with reference only. 2. If you are unsure of the item, please contact us becompatible withe buying to avoid unnecessary return, thanks! 3. Meets OE standard, not original product, please confirm this becompatible withe your purchase.