1. Engine Cooling Components Deals
  2. sku: 21030412386657632
  3. AUDI A3-AUDI

AUDI 109-51377 Radiator Core Hatchback Tron

fits make: Audi. year: 2016–2018.

109-51377 Audi Radiator Core Support Hatchback E-tron Fits 16-18 A3 669188

( Model: A3-AUDI ), ( Part Type: Radiator ), ( Conditions Options: Sw, Unbolt ), ( Genuine Oem: Yes ), ( Ipn: 109-51377 )

Review AUDI Radiator Core Support Hatchback E tron fits A3 2016–2018

The **Audi 109-51377 Radiator Core Hatchback (E-Tron 16-18 A3)** is a precision-engineered component designed specifically for Audi s compact yet sophisticated hatchback models, particularly those produced between the 2016 and 2018 model years. This radiator core serves as the heart of the vehicle s cooling system, ensuring optimal thermal regulation for the engine by efficiently dissipating excess heat generated during operation. Crafted from high-quality aluminum alloy, the core features a robust, honeycomb-like structure that maximizes airflow while minimizing weight, allowing for superior heat transfer without compromising performance. The design incorporates a durable gasket system to prevent leaks, maintaining system integrity under varying operating conditions, from city driving to high-speed highway travel. Compatible with the A3 s 1.4L or 1.8L turbocharged engines, this radiator core is engineered to withstand the demands of modern internal combustion systems, including increased underhood temperatures and the thermal stresses of turbocharged operation. Its compact yet efficient design aligns seamlessly with the A3 s sleek, aerodynamic underbody, ensuring unobstructed airflow while preserving the vehicle s aesthetic and functional integrity. Whether installed in a standard or performance-oriented model, this radiator core is a critical component that contributes to the longevity of the engine, fuel efficiency, and overall driving experience, making it an essential replacement for owners seeking reliability and performance.

### Pros and Cons of Buying a Used Audi A3 e-tron (2016-2018) with Radiator Core Hatchback (Part Number: 109-51377)

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#### **Pros**

1. **Efficiency and Cost Savings**

The Audi A3 e-tron is a plug-in hybrid (PHEV), combining a gasoline engine with an electric motor. This allows for significant fuel savings when driving short distances on electric power alone. In urban settings, you can rely almost entirely on the electric motor, reducing reliance on gasoline and lowering operating costs.

2. **Low Emissions and Environmental Benefits**

By driving on electric power for short trips, you reduce carbon emissions compared to a conventional gasoline vehicle. This aligns well with environmental regulations and can be appealing if you prioritize sustainability.

3. **Audi s Reputation for Quality and Build**

Audi is known for its premium build quality, refined interior, and attention to detail. The A3 e-tron retains many of these qualities, offering a comfortable and upscale driving experience. The interior materials, ergonomics, and overall craftsmanship are generally well-regarded.

4. **Flexibility of a Plug-In Hybrid**

Unlike a full electric vehicle (EV), the A3 e-tron offers flexibility. You can drive on electric power for short trips, switch to gasoline for longer distances, or use both in combination. This versatility is ideal for drivers who may not always have access to charging infrastructure or who need to travel long distances without frequent stops.

5. **Potential for Lower Running Costs**

Electric power is cheaper per mile than gasoline, especially if you charge at home using off-peak electricity rates. Additionally, the vehicle may qualify for tax incentives or rebates depending on your location, further reducing the overall cost of ownership.

6. **Resale Value**

Audi vehicles, particularly newer models, tend to hold their value reasonably well. The A3 e-tron, being a relatively recent model when new, may still retain a decent resale value compared to some other plug-in hybrids.

7. **Advanced Technology and Features**

The A3 e-tron comes equipped with many of the same advanced features found in Audi s non-hybrid models, such as adaptive cruise control, lane-keeping assist, and a high-quality infotainment system. These features enhance safety and convenience.

8. **Quiet and Smooth Electric Driving**

When driving on electric power, the A3 e-tron is very quiet and smooth, providing a pleasant driving experience in urban or stop-and-go traffic.

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#### **Cons**

1. **Higher Upfront Cost**

Used Audi A3 e-trons, especially those in good condition, can be more expensive to purchase than comparable conventional hybrids or gasoline vehicles. The added complexity of the hybrid system and Audi s premium branding contribute to this higher cost.

2. **Maintenance Complexity and Costs**

Plug-in hybrids have more components than conventional vehicles, including a battery pack, electric motor, and additional software systems. Maintenance can be more complex and costly, particularly if issues arise with the hybrid components. The battery, in particular, may require monitoring or replacement over time, though Audi s warranty may cover some of these costs if the vehicle is still under warranty.

3. **Battery Degradation Over Time**

The electric battery in a plug-in hybrid can degrade over time, especially if it is not regularly charged or if it is frequently operated in a way that stresses the battery (e.g., frequent short trips without full charging). This degradation can reduce the vehicle s electric-only range and overall efficiency. While Audi s batteries are generally reliable, it s something to consider when evaluating the long-term cost of ownership.

4. **Charging Infrastructure Limitations**

While the A3 e-tron can be charged at home, public charging stations may not always be conveniently located. If you frequently travel or don t have access to a charging outlet, the electric range may limit your flexibility. However, the gasoline engine provides a backup, so this is less of an issue than with a full EV.

5. **Weight and Fuel Efficiency Trade-offs**

The added weight of the battery and hybrid components can slightly reduce the vehicle s overall fuel efficiency compared to a conventional gasoline vehicle. While the electric motor improves efficiency in city driving, the hybrid system may not always offer the best gas mileage in all scenarios.

6. **Potential for Higher Insurance Costs**

Audi vehicles, especially premium models like the A3 e-tron, can have higher insurance premiums due to their value and repair costs. This is something to factor into the overall cost of ownership.

7. **Limited Electric Range**

The electric-only range of the A3 e-tron (typically around 20-30 miles, depending on the model year and battery size) may not be sufficient for some drivers who rely heavily on electric power. If you frequently drive longer distances without access to charging, the electric range may feel limiting.

8. **Resale Value Uncertainty**

While Audi vehicles generally hold their value, the resale market for plug-in hybrids can be less predictable. As technology evolves, newer hybrid or electric models may become more desirable, potentially affecting the long-term resale value of the A3 e-tron.

9. **Radiator Core Hatchback Part (109-51377) Considerations**

The mention of the radiator core hatchback part (109-51377) suggests that the vehicle may have had a radiator issue in the past, or that this part is being replaced. Radiator problems can stem from leaks, corrosion, or damage, and if this part has been replaced, it s important to:

- Verify the reason for the replacement (e.g., was it due to a minor leak or a more serious issue?).

- Check if the replacement was done professionally and with genuine Audi parts.

- Ensure there are no recurring issues with the cooling system (e.g., overheating, coolant leaks).

- Confirm that the vehicle has been properly serviced post-replacement to avoid future problems.

If the radiator core hatchback was replaced due to a minor issue and the vehicle has been well-maintained since, this may not be a major concern. However, if the issue was severe or recurring, it could indicate broader problems with the vehicle s cooling system that may require ongoing attention.

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### **Conclusion**

The Audi A3 e-tron (2016-2018) with a radiator core hatchback (109-51377) is an attractive option for drivers who want a premium, flexible plug-in hybrid vehicle. It offers the benefits of reduced emissions, lower operating costs for short trips, and Audi s reputation for quality. However, the higher upfront cost, potential maintenance complexities, and the need to monitor the hybrid system s health particularly the battery and cooling system are important factors to consider.

If the radiator issue has been properly addressed and the vehicle has a clean maintenance history, the A3 e-tron can be a great choice for urban or commuter driving. However, if you frequently drive long distances or lack access to charging infrastructure, the limitations of the electric range may be a drawback.

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### **Recommendation**

1. **Thoroughly Inspect the Vehicle**

Before purchasing, have a trusted mechanic or Audi specialist inspect the vehicle, particularly focusing on:

- The hybrid system (battery health, electric motor, and software).

- The cooling system (radiator, hoses, water pump, and thermostat).

- The overall condition of the vehicle, including any signs of neglect or previous accidents.

2. **Review Maintenance Records**

Check the vehicle s maintenance history to ensure it has been regularly serviced, especially for hybrid-specific components. Look for any documented issues with the radiator or cooling system and how they were resolved.

3. **Test Drive and Monitor Performance**

During the test drive, pay attention to how the vehicle switches between electric and gasoline modes. Listen for unusual noises, check for overheating, and ensure the hybrid system operates smoothly. If possible, drive the vehicle in both electric and gasoline modes to evaluate its performance.

4. **Consider Your Driving Needs**

If your daily commute is short and you have access to charging, the A3 e-tron can be an excellent choice. However, if you frequently drive long distances or don t have charging access, weigh whether the electric range is sufficient for your needs.

5. **Budget for Potential Costs**

Account for the higher upfront cost of the vehicle and budget for potential maintenance or repairs, especially related to the hybrid system. Ensure you can afford any unexpected costs that may arise.

6. **Negotiate Price Based on Inspection Findings**

If the inspection reveals any issues even minor ones use this information to negotiate a lower purchase price. Be transparent about any concerns with the radiator or cooling system and ensure they are addressed before finalizing the deal.

7. **Consider Financing Options**

If financing the vehicle, explore Audi s hybrid-specific financing options or other low-interest loans that may be available for plug-in hybrids. This can help manage the higher upfront cost.

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**Final Verdict:**

The Audi A3 e-tron (2016-2018) with a radiator core hatchback (109-51377) is a solid purchase for the right buyer particularly those who prioritize efficiency, premium features, and flexibility in a plug-in hybrid. However, it requires careful evaluation of its maintenance history, hybrid system health, and whether it aligns with your driving habits and budget. If the vehicle checks out well and you re comfortable with the trade-offs, it can be

Details:

AUDI A3 16-18 Hatchback e-tron. No expedited shipping is available at this time. Let us show you how its done. Ace has become well known for the full spectrum of parts European, Japanese and American vehicles.

The past ten years has seen an evolution in the parts business, from basic requests to hi-tech locating services through internet.

part #: 109-51377 prices

  • $240.00-$544.99

specifications ocoosys:

  • for makes: Audi
  • for years: 2016-2018
  • model: A3-audi
  • part type: Radiator
  • conditions options: Sw, Unbolt
  • genuine oem: Yes
  • ipn: 109-51377

seller ocoosys:

  • # reviews: 24635
  • rating: 99.4%
  • city: Deer Park, New York

general ocoosys:

  • Car Truck Parts Accessories > Engine Cooling Components > Radiators
  • condition: Used

offer ocoosys:

  • sold: 0
  • quantity: 1
  • started: April 14, 2026
  • options: Seller-arranged-local-pickup
  • availability: In Stock

payments ocoosys:

  • cash
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  • wallet: Paypal
  • credit card: Visa

returns ocoosys:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller

shipping ocoosys:

for makes: audi, for years: 2016-2018, part type: radiator, conditions options: sw, unbolt, genuine oem: yes,
manufacturer: audi, category: auto parts > car truck parts accessories > engine cooling components > radiators, sku: 21030412386657632,
Audi 669188 Is Similar To:
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2 offers $240.00–$544.99 USD
  • Used. Offer #1 priced at $544.99 + $Calculated shipping estimate = $544.99* total. AUDI A3 16-18 Hatchback (e-tron).+$Calculated shipping
  • Used. Offer #2 priced at $240.00 + $Calculated shipping estimate = $240.00* total. +$Calculated shipping

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