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  3. MERCEDES 001-420-80-20

MERCEDES 001-420-80-20 Throttle Body Benz

fits make: Mercedes.

001-420-80-20 Mercedes-benz Genuine Throttle Body

( Manufacturer Part Number: 001-420-80-20 ), ( Part Type: Throttle ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Replaces Part Number: 0014200020, 14200020 )

Review MERCEDES benz Genuine Throttle Body

The **Mercedes-Benz 001-420-80-20 Throttle Body** is a precision-engineered component designed exclusively for select models within the Mercedes-Benz lineup, serving as a critical link between the engine s intake system and the throttle mechanism. Crafted from high-grade materials, this throttle body is built to deliver optimal airflow regulation while maintaining the highest standards of performance, reliability, and durability. Engineered with a focus on smooth operation, it features a robust yet lightweight construction, ensuring minimal resistance to air intake while preventing carbon buildup a common issue in high-performance or high-mileage vehicles. The 001-420-80-20 model is specifically tailored for applications where precise throttle response is essential, making it a sought-after upgrade or replacement part for enthusiasts and mechanics alike.

This throttle body incorporates advanced sealing technology, including high-temperature-resistant gaskets and O-rings, to prevent leaks and maintain a vacuum-sealed environment, which is crucial for maintaining engine efficiency and reducing emissions. Its design also incorporates a throttle valve mechanism that operates with near-perfect precision, allowing for seamless acceleration and deceleration, even under demanding driving conditions. Whether installed in a modern M-Class, GL-Class, or other compatible Mercedes-Benz models, this component ensures that the engine receives the correct amount of air at all times, contributing to improved throttle response, better fuel economy, and reduced engine strain.

For those seeking a direct fit or an aftermarket enhancement, the 001-420-80-20 throttle body is a standout choice due to its compatibility with electronic throttle control (ETC) systems, making it ideal for vehicles equipped with modern drive-by-wire technology. Its robust build ensures longevity, even in harsh environments, while its clean, uncluttered design allows for easy installation and maintenance. Whether used as an original equipment replacement or as part of a performance tuning package, this throttle body exemplifies Mercedes-Benz s commitment to engineering excellence, providing drivers with the confidence of knowing their vehicle operates at peak efficiency.

### **Pros and Cons of buying a Mercedes-Benz 001-420-80-20 Throttle Body**

#### **Pros:**

The Mercedes-Benz **001-420-80-20** throttle body is a widely used and reliable component, particularly for older M156 and M176-based engines (such as the M276 in the GLE 350/500 and GLC 350/500). Here are the key advantages of purchasing one:

1. **High Compatibility** This throttle body is designed for specific Mercedes-Benz models, ensuring a precise fit without modification. It is commonly used in performance builds, especially in high-performance or modified engines where stock throttle bodies may not handle increased airflow efficiently.

2. **Performance Benefits** A high-quality throttle body like this one improves throttle response, reduces turbo lag, and enhances engine efficiency by allowing better airflow. This is particularly useful in forced induction applications (turbocharged or supercharged engines).

3. **Durability and Reliability** Mercedes-Benz throttle bodies are built to withstand high stress, making them suitable for both daily driving and aggressive performance use. The 001-420-80-20 model is known for its robust construction, reducing the risk of failure under heavy loads.

4. **Aftermarket Support** This throttle body is a popular choice among tuners and performance enthusiasts, meaning it is well-documented, easy to source, and supported by various aftermarket parts (such as sensors, wiring harnesses, and ECU tuning solutions).

5. **Cost-Effective Upgrade** Compared to full engine rebuilds or major modifications, replacing a throttle body is a relatively inexpensive upgrade that can significantly improve drivability and performance.

6. **Compatibility with Tuning** Many tuners (such as Haltech, AEM, or standalone ECUs) support this throttle body, allowing for precise calibration to match airflow requirements. This makes it ideal for those looking to push their engine beyond stock limits.

7. **Reduced Carbon Buildup** Unlike some aftermarket throttle bodies, the Mercedes-Benz OEM unit is designed to minimize carbon deposits, which can improve long-term reliability and maintain consistent performance.

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#### **Cons:** While the 001-420-80-20 throttle body offers many benefits, there are some potential drawbacks to consider:

1. **Limited Stock Availability** As an OEM part, it may not always be in stock at dealerships or online retailers. Prices can fluctuate based on demand, and sourcing may require patience or purchasing from third-party sellers.

2. **Installation Complexity** Replacing a throttle body often requires removing the intake manifold, ECU recalibration, and possibly wiring adjustments. This is not a simple plug-and-play replacement, and inexperienced DIYers may struggle with the process.

3. **ECU Tuning Required** Simply installing a larger throttle body without tuning the ECU can lead to poor performance, rough idle, or even engine damage. Proper mapping is essential to ensure the engine can handle the increased airflow without running rich or encountering fueling issues.

4. **Potential for Leaks** Some users report minor sealing issues, particularly around the throttle body gasket or mounting points. Ensuring a proper seal is critical to avoid vacuum leaks, which can cause drivability problems.

5. **Weight Considerations** While not a major issue, the throttle body itself is relatively heavy compared to some aftermarket alternatives. This may have negligible effects on performance but is worth noting for those prioritizing lightweight components.

6. **Cost of Associated Upgrades** To fully realize the benefits of a larger throttle body, additional modifications (such as upgraded injectors, fuel pump, or turbocharger) may be necessary. These add to the overall cost and complexity of the project.

7. **Warranty Concerns** If installed in a vehicle still under warranty, replacing an OEM throttle body with an aftermarket or upgraded part may void certain warranty coverage, depending on the manufacturer s policies.

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### **Conclusion**

The **Mercedes-Benz 001-420-80-20 throttle body** is a strong choice for enthusiasts looking to enhance airflow and performance in compatible M156, M176, or M276 engines. Its reliability, compatibility with tuning, and proven track record make it a favored option for both stock and modified applications. However, the installation process is not trivial, and proper ECU tuning is non-negotiable to avoid performance or drivability issues.

For those with mechanical experience and access to tuning support, this throttle body offers a significant upgrade with minimal drawbacks. If budget or time constraints are a concern, it may be worth considering a reputable aftermarket alternative (such as those from **BME, Haltech, or Garrett**) that may offer similar performance benefits with slightly easier installation.

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### **Recommendation**

If you are working on a **Mercedes-Benz M156, M176, or M276 engine** (e.g., GLE 350/500, GLC 350/500, or AMG models) and are looking to improve throttle response, reduce turbo lag, or prepare for forced induction, the **001-420-80-20 throttle body is a solid choice**. Here s how to proceed:

1. **Verify Compatibility** Double-check that your specific model and engine variant (e.g., M276 DE 350) is compatible with this throttle body. Consult a tuning specialist if unsure.

2. **Budget for Additional Upgrades** Allocate funds for ECU tuning (either through a professional or a tuner like **Haltech, AEM, or standalone ECU solutions**) and consider upgrading supporting components (injectors, fuel pump, etc.) if pushing for higher power levels.

3. **Plan for Installation Carefully** If you lack experience with intake manifold removal or ECU programming, hire a professional mechanic or tuner to handle the installation and calibration.

4. **Source from Reputable Sellers** Purchase from authorized Mercedes-Benz parts suppliers, eBay (with verified sellers), or trusted aftermarket retailers to avoid counterfeit or damaged units.

5. **Test and Iterate** After installation, conduct thorough testing to ensure the throttle body is functioning correctly. Adjust tuning as needed to optimize performance and fueling.

For **stock or lightly modified engines**, this throttle body will provide noticeable improvements in throttle response and drivability. For **high-performance builds**, it serves as an excellent foundation before further upgrades.

If you are on a tight budget or prefer a simpler installation, explore **aftermarket throttle bodies** (such as **BME or Garrett**) that may offer comparable performance with easier integration. However, for OEM reliability and long-term durability, the **001-420-80-20 remains a top-tier option**.

Details:

Parts must be resalable and in the original packaging. Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. Electrical parts are not returnable. Genuine Mercedes-Benz Throttle Body 001-420-80-20: Parts: All others.

part #: 0014208020 prices

  • $37.43-$59.99

specifications carfuelinjector:

  • for makes: Mercedes
  • mpn: 001-420-80-20
  • part type: Throttle
  • genuine oem: Yes
  • manufacturer warranty: 1 Year
  • fitment type: Direct Replacement
  • replaces part number: 0014200020, 14200020

seller carfuelinjector:

  • rating: 100.0%
  • # reviews: 334
  • city: Medford, Oregon

returns carfuelinjector:

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

payments carfuelinjector:

  • other
  • wallet: Google-pay
  • credit card: Mastercard

shipping carfuelinjector:

  • transit: 4-11 Days
  • class: Standard, Expedited, One-day
  • type: Fixed
  • service: Standard, Expedited, Overnight
  • cost: $0.00

offer carfuelinjector:

  • quantity: 4
  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • started: February 7, 2026

general carfuelinjector:

  • Air Fuel Delivery > Fuel Injection Parts > Fuel Injectors
  • condition: New
for makes: mercedes, part type: throttle, genuine oem: yes, manufacturer warranty: 1 year, fitment type: direct replacement, replaces part number: 0014200020, 14200020,
category: auto parts > air fuel delivery > fuel injection parts > fuel injectors, sku: 14586103750199623,
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