HomeBelts and Cooling > Hoses and PipesGenuine 4G0121049Q Radiator Coolant Hose - Lower - Main Radiator
Part #: 4G0121049Q

Genuine 4G0121049Q Radiator Coolant Hose - Lower - Main Radiator

Lower - Main Radiator
⚙️ 6 vehicles fit this part
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Select your vehicle to confirm fitment
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Audi, A6 Quattro and A7 Quattro
🔄Easy Returns — Return within 60 days for a full refund
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Reliable Radiator Coolant Hose for Audi A6 Quattro and A7 Quattro

The Genuine radiator coolant hose with part number 4G0121049Q is designed specifically for Audi A6 Quattro and Audi A7 Quattro models. This essential cooling system component ensures proper coolant flow and helps maintain optimal engine temperature under various driving conditions.

Key Features of Genuine Radiator Coolant Hose 4G0121049Q

  • OEM-quality radiator coolant hose engineered for Audi A6 Quattro and A7 Quattro
  • Durable construction to withstand high temperatures and pressure
  • Precision fitment with part number 4G0121049Q for direct replacement
  • Compatible with cooling system components to maintain engine efficiency
  • Resistant to coolant chemicals and environmental wear

Detailed Product Description

This Genuine radiator coolant hose (part number 4G0121049Q) is manufactured to meet the exact specifications required by Audi for the A6 Quattro and A7 Quattro models. It plays a critical role in the vehicle's cooling system by transporting coolant between the radiator and engine. The hose is constructed from high-grade materials designed to resist heat, pressure, and chemical degradation, ensuring long-lasting performance. Using this hose helps maintain consistent engine temperatures, which is vital for preventing overheating and ensuring efficient engine operation.

Common Applications and Issues Addressed

  • Replacement of worn or cracked radiator coolant hoses in Audi A6 Quattro and A7 Quattro
  • Prevention of coolant leaks that can lead to engine overheating
  • Restoration of proper coolant flow to maintain engine temperature stability
  • Addressing hose swelling or softening caused by prolonged heat exposure
  • Ensuring compatibility with OEM cooling system components for reliable performance

Installation Notes and Tips

When installing the Genuine radiator coolant hose 4G0121049Q, ensure the engine is cool to avoid injury from hot coolant. Inspect all hose clamps and surrounding components for wear and replace if necessary. Properly secure the hose to prevent leaks and verify coolant levels after installation. It is recommended to use OEM-approved coolant to maintain hose integrity and system performance.

Quality Assurance and Warranty Information

This radiator coolant hose is a Genuine Audi part, manufactured to meet strict OEM standards for fit, form, and function. While specific warranty details may vary, Genuine parts typically come with a manufacturer-backed warranty covering defects in materials and workmanship. Using this part helps maintain the reliability and safety of your Audi A6 Quattro or A7 Quattro cooling system.

This part fits 6 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2014AudiA6 Quattro3.0LV6Lower - Main Radiator
2014AudiA7 Quattro3.0LV6Lower - Main Radiator
2013AudiA6 Quattro3.0LV6Lower - Main Radiator
2013AudiA7 QuattroLower - Main Radiator
2012AudiA6 QuattroLower - Main Radiator
2012AudiA7 QuattroLower - Main Radiator

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.