Alternator.
150 Amp. Alternator. To 09/01/2014.
Alternator
Fits Q5, S4, S5, SQ5
3.0 LITER, GAS, Bosch to 09/01/2014, remanufactured. 3.0 LITER, remanufactured, Bosch. 3.0 LITER, remanufactured, Bosch, to 1/10/2014.
Alternator - 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.