1、Fitment: Fit for A7 3.0L TDI V6 DIESEL A/T TDI Premium Plus Hatchback 2014‑2015; Fit for RS7 4.0L V8 A/T Base Hatchback 2014‑2015; Fit for S7 4.0L V8 A/T Base Hatchback 2013‑2015. 2、OE Number: LRA900, 4G0907472, 4G0907472B, LTX011BLN are the reference part numbers. Please double check the part number of your item to ensure perfect fit. 3、High Performance: The headlight ballast effectively converts voltage, stabilizes current, and protects pulse surges to ensure that the headlights work in a safe environment and prolong the service life of the headlights. 4、Durable Material: The headlight control unit is made of aluminum alloy material, which is vibration resistance, wear resistance, high temperature resistance, oxidation resistance, and durable. 5、Ideal Replacement: This aftermarket ballast replaces your existing parts directly and is designed to meet or exceed OEM specifications. Direct plug and play replacement, no need to program or code. Item Type: Headlight Control Unit Material: Aluminium Alloy OE: LRA900, 4G0907472, 4G0907472B, LTX011BLN Input Voltage: 12V DC Fitment: Fit for A7 3.0L TDI V6 DIESEL A/T TDI Premium Plus Hatchback 2014-2015 Fit for A7 3.0L TDI V6 DIESEL A/T TDI Prestige Hatchback 2014-2015 Fit for A7 3.0L V6 A/T Base Hatchback 2012- 2014 Fit for A7 3.0L V6 A/T Premium Plus Hatchback 2015 Fit for A7 3.0L V6 A/T Prestige Hatchback 2015 Fit for RS7 4.0L V8 A/T Base Hatchback 2014-2015 Fit for S7 4.0L V8 A/T Base Hatchback 2013-2015 1 x Headlight Control Unit