Audi A4 A5 Q5 A6 Coolant Pipe 03L121071C – 2.0 TDI

OEM Part Number: 03L121071C

This coolant pipe is a direct OEM replacement for Audi vehicles equipped with the 2.0 TDI diesel engine. It ensures reliable coolant flow through the engine cooling system, maintaining optimal operating temperature and protecting the engine from overheating.

• Part Number: 03L121071C
• Application: Audi A4 (B8), Audi A5 (8T), Audi Q5 (8R), Audi A6 (C6/C7) — 2.0 TDI
• Function: Coolant Pipe / Coolant Hose / 冷却液水管
• Material: OEM-spec plastic/rubber composite
• Fitment: Direct OEM replacement — no modification required

A cracked or leaking coolant pipe leads to coolant loss, engine overheating, and potential engine damage. Replace with this quality OEM-spec part to keep your Audi's 2.0 TDI cooling system running reliably.