Audi Longlife Service: Your Best Choice (Solution)

Audi A2:
From the first vehicle.

Audi A3:
From part number 8L YA 000 001, excluding models with the 1.9L TDI pump-injector system.
Starting from part number 8L 1A 102 981, with a 1.9L TDI pump-injector.

Audi A4:
From part number 8D YA 000 001, without the 1.9L TDI pump-injector.
Starting from part number 8E 2A 000 001, with a 1.9L TDI pump-injector.

Audi A6:
From part number 4B YN 002 888, without the 1.9L TDI pump-injector.
Starting from part number 4B 2A 000 001, with a 1.9L TDI pump-injector.

Audi A8, chassis number 4D YN 000 181, without the 3.3L V8 TDI engine.

Audi TT, frame number 8N Y1 050 000.