8B3820037A AUDI Hvac Ac Heater Evaporator Core Hose Line A4

Review AUDI Hvac Ac Heater Evaporator Core And Hose Line 8b3820037 Oem for A4 B9 2017–2020

Introducing the Audi Genuine Part 8B3820037, an essential component of the heating, ventilation, and air conditioning (HVAC) system in select Audi models from 2017 to 2020, including the A4 and B9. This part is specifically designed for the Audi A4 and B9 series, ensuring a perfect fit and optimal performance.

The 8B3820037 is a heater evaporator core hose line. It is responsible for transporting coolant from the heater core to the evaporator, allowing your vehicle's heating and air conditioning systems to function effectively. The hose line is made from high-quality materials, engineered to withstand the rigors of automotive use and provide reliable service over time.

The hose line is designed for seamless integration with your vehicle's HVAC system, ensuring a secure connection and minimal leakage. The use of advanced materials and manufacturing techniques results in a flexible and durable hose line that can handle the varying temperatures and pressures encountered within the system.

It is essential to replace a damaged or deteriorated heater evaporator core hose line to maintain the overall performance and efficiency of your vehicle's HVAC system. A faulty hose line can lead to decreased heating capabilities, poor air conditioning performance, or even more serious issues if left unaddressed.

By choosing Audi Genuine Part 8B3820037 for your Audi A4 or B9, you are ensuring the continued reliable operation of your vehicle's HVAC system. This OEM (Original Equipment Manufacturer) part is designed, engineered, and tested to meet the same rigorous standards as the parts originally installed in your vehicle at the factory.

In summary, the Audi Genuine Part 8B3820037 is an essential component of your vehicle's HVAC system. This heater evaporator core hose line is designed specifically for select Audi models from 2017 to 2020, providing reliable transportation of coolant between the heater core and evaporator. Trust Audi for authentic, high-quality parts that maintain your vehicle's performance and efficiency.

Pros and Cons of Replacing an Audi A4/B9 HVAC Heater Evaporator Core Hose Line (Part Number: 8B3820037)

The Audi A4/B9 HVAC Heater Evaporator Core Hose Line is a crucial component of the vehicle's heating and cooling system. This hose connects the heater core to the evaporator and plays a significant role in efficient heat transfer. Replacing this part may be necessary due to leaks, damage, or other issues. In this article, we will discuss the pros and cons of buying and installing a new Audi A4/B9 HVAC Heater Evaporator Core Hose Line (Part Number: 8B3820037).

1. Improved heating performance: A new heater core hose ensures that warm air is effectively circulated throughout the cabin, making your driving experience more comfortable during colder months.

2. Enhanced safety: Leaking coolant from the heater core hose can lead to various safety issues, such as engine overheating and potential contact with hot components. Replacing the faulty hose reduces these risks.

3. Increased fuel efficiency: A properly functioning heating system helps maintain the desired cabin temperature with less fuel consumption, as the engine doesn't have to work harder to produce heat.

4. Long-term cost savings: Regularly addressing heating system issues, like replacing the heater core hose, can prevent more extensive and expensive repairs down the line.

1. Cost: The price of a new Audi A4/B9 HVAC Heater Evaporator Core Hose Line can be relatively high, which may deter some buyers. Labor costs for the installation process can also add to the overall expense.

2. Time-consuming: The installation process for a new heater core hose can be time-consuming, as it involves draining the cooling system, removing various components, and making connections.

3. Potential for additional repairs: In some cases, replacing the heater core hose may uncover other heating system issues that require further repairs and additional costs.

While the prospect of buying and installing a new Audi A4/B9 HVAC Heater Evaporator Core Hose Line (8B3820037) comes with some drawbacks, the benefits, such as improved heating performance, enhanced safety, increased fuel efficiency, and long-term cost savings, often outweigh the cons. Ultimately, if your vehicle is experiencing heating issues, it's essential to consider the condition of the heater core hose and address any potential problems promptly to ensure a comfortable, safe, and efficient driving experience.

If you notice any signs of a faulty heater core hose, such as coolant leaks, reduced heating performance, or engine overheating, it is recommended to consult a professional mechanic for an inspection and replacement if necessary. By proactively addressing these issues, you can avoid more extensive repairs and maintain the overall health and longevity of your Audi A4/B9's heating and cooling system.

Details:

Mileage: 96k miles. Transmission: 7-speed automatic s-tonic JFK / mu4. Color: exterior floret silver metallic 8w / z7g l5l5 l5pw lz7g. Body type: sedan 4-door.

specifications heatercoreco:

• for models: A4, B9
• for years: 2017–2020
• brand: Audi
• mpn: 8b3820037a
• country of origin: Czech Republic
• vintage part: No
• material: Metal
• placement on vehicle: Front
• type: Heater Core

general heatercoreco:

• category: Auto Parts > Car Truck Accessories > Air Conditioning Heating > Heater Cores

shipping heatercoreco:

• service: standard
• transit: 4-7 days
• type: fixed
• class: standard

seller heatercoreco:

• rating: 99.8%
• # reviews: 39496
• city: kingsley, michigan

offer heatercoreco:

• options: ship-to-home
• in stock #: 5
• prices: $129.99–$264.99
• item condition:
  • Used
  • New
• best offers: true
• started: january 23, 2026
• sold #: 13
• availability: in stock

payments heatercoreco:

• other
• credit card: mastercard
• wallet: paypal

returns heatercoreco:

• policy: returns accepted
• time: 30 days
• paid by: seller