Buy OEM 2003 Audi Part # 079906036AA (079-906-036-AA, 079906036C). Fuel Injector. A6, S6; 4.2L. A8, S8; 4.2L. Q7; 4.2L. R8; 5.2L. S5; 4.2L. Touareg; 4.2L. Fuel Injector - Repair or Replace A failed fuel

Fuel Injector.
Fuel Injector. Incl.O-Rings.

Fuel Injector

Fits A6, A8, Q7, R8, S5

A6, S6; 4.2L. A8, S8; 4.2L. Q7; 4.2L. R8; 5.2L. S5; 4.2L. Touareg; 4.2L.
Fuel Injector - Repair or Replace
A failed fuel injector will result in a misfire or bucking or hesitating under load in addition to a check engine light. If your 2003 Audi has similar symptoms, contact the Audi service department.