Genuine 4G0 122 109 AN Coolant By-Pass Hose OEM Audi

The Genuine 4G0 122 109 AN is an OEM factory coolant by-pass hose designed to exact manufacturer specifications for select Audi vehicles. As a direct-fit replacement, this hose routes engine coolant through the bypass circuit of the cooling system, helping regulate coolant flow and maintain optimal engine operating temperature.

Sourced directly from the original equipment manufacturer, this hose is manufactured from high-quality, heat- and pressure-resistant rubber or silicone-reinforced material to withstand the demanding thermal environment of the engine bay. It is engineered to match the original hose precisely in length, diameter, and end fittings, ensuring a leak-free, hassle-free installation with no modification required.

Key Features:

• OEM Genuine part — manufactured to original Audi factory specifications
• Direct-fit replacement; no cutting, trimming, or modification needed
• Heat- and pressure-resistant construction for long-lasting durability
• Maintains proper coolant flow through the engine's bypass circuit
• Prevents coolant leaks associated with cracked or degraded OEM hoses
• Exact match for factory hose in diameter, length, and connection points

Replacing a worn, cracked, or leaking coolant by-pass hose promptly helps prevent overheating and potential engine damage. The Genuine 4G0 122 109 AN is the correct OEM solution for restoring the integrity of the cooling system. Also referenced as part number 4G0122109AN.