Voltage REGULAR. Voltage Regulator.
To 04/18/2011. Voltage Regulator. Included with: Alternator.
Voltage Regulator
Fits A6, A8, Q7, R8, RS7, S6, S7, S8
3.0 LITER, DIESEL. 3.0 LITER, DIESEL, to 4/15/11. 4.0 LITER. 4.0 LITER, 2012-15. 4.2 LITER. 5.2 LITER. 6.3 LITER. R8; 4.2L. R8; 5.2L. S6. S7.
Alternator Voltage Regulator - Repair or Replace
Your alternator replenishes your battery when your car is running. If you have a battery light, low charge warning, or your recently replaced battery already needs a jump, the alternator in your may need to be repaired or replaced.