Buy 2018 Audi A4 Serpentine Belt. 3.0 LITER DIESEL. A6; 3.0L TDI. A7; 3.0L TDI. A7; w/Diesel. DIESEL DIESEL, Drive, TDI - OEM Audi Part # 059903137AG (059-903-137-AG)

POLY - V - Belt. RIBBEDBelt. Serpentine Belt.
21.36 x 2414mm. Serpentine Belt.

Serpentine Belt

Fits A6, A7, Q5

3.0 LITER DIESEL. A6; 3.0L TDI. A7; 3.0L TDI. A7; w/Diesel. DIESEL. Q5; 3.0L TDI.
Drive Belt - Repair or Replace
A failing drive belt could affect the performance of your vehicle's auxiliary systems, not to mention a loud squealing sound from under the hood. Consider having having your drive belt inspected or replaced to keep your 2018 Audi A4 running at its best.