
1646822371 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $18.78 | Condition is New, Genuine Mercedes-Benz OE Shielding 164-682-23-71, FREE SHIPPING | 98.4% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $26.94 | Top Pick! Condition is Used, 2007-2016 MERCEDES GL450 X166 REAR LEFT SIDE EXHAUST HEAT SHIELD A1666822700 OEM, FREE SHIPPING | ![]() |
![]() | $27.00 | Top Pick! Condition is Used, 06-11 Mercedes W164 ML350 ML550 Right Side, Front Exhaust Heat Shield 1646822371, FREE SHIPPING | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $15.95 | Condition is New other (see details), Mercedes-Benz Rear LH Floor Pan Heat Shield - 166-682-27-00 - For ML350 & More, shipping cost = $9.14 | 99.9% |

The Mercedes-Benz 1646822371 06-11 W164 ML350 ML550 Right Front Exhaust Heat Shield is an essential component designed to protect the underbody of your Mercedes ML 350 or ML 550 (W164 model years 2006-2011) from the intense heat generated by the exhaust system.
This heat shield is meticulously crafted from high-quality, heat-resistant materials. Its primary function is to insulate the passenger compartment from the extreme heat that emanates from the exhaust system, ensuring a more comfortable driving experience. It does this by creating a barrier between the exhaust system and the vehicle's interior.
The design of this heat shield is engineered to fit perfectly on the right front side of the vehicle. It covers the area where the exhaust system is located, providing effective insulation and protection. The shield is secured in place using robust clips and mounts that ensure a snug fit, minimizing the risk of heat transfer to the cabin.
This heat shield is an important part of the vehicle's exhaust system, as it helps maintain optimal engine performance and efficiency. By shielding the front right exhaust from the undercarriage and nearby components, it prevents potential damage caused by extreme heat. It also reduces the risk of corrosion and oxidation, ensuring the longevity of the vehicle's exhaust system.
When it comes to installation, this Mercedes-Benz heat shield is designed to be a straightforward process. It can be installed quickly and easily by following the provided instructions, making it a cost-effective solution for maintaining the performance and longevity of your ML 350 or ML 550 (W164 model years 2006-2011).
In summary, the Mercedes-Benz 1646822371 06-11 W164 ML350 ML550 Right Front Exhaust Heat Shield is an essential component for your vehicle. It provides effective insulation from exhaust heat, ensuring a more comfortable driving experience and protecting the underbody from damage. Its robust design, easy installation, and high-quality materials make it a valuable investment for any Mercedes ML 350 or ML 550 (W164 model years 2006-2011) owner.
Mercedez-Benz W164 ML350 ML550 Right Front Exhaust Heat Shield: A Comprehensive Analysis
The Mercedez-Benz W164 ML350 ML550 Right Front Exhaust Heat Shield is an essential component that protects the undercarriage of your vehicle from heat damage caused by the exhaust system. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this part.
Advantages:1. Enhanced Durability: A new heat shield provides improved resistance to the extreme temperatures generated by the exhaust system, thus reducing the likelihood of damage to other undercarriage components.
2. Better Fuel Efficiency: By shielding the exhaust system from the surrounding environment, heat is contained more effectively, reducing the engine's workload and potentially improving fuel economy.
3. Improved Comfort: A heat shield helps to insulate the cabin from excessive heat generated by the exhaust system, providing a more comfortable driving experience for vehicle occupants.
4. Long-Term Savings: Replacing a worn-out heat shield with a new one can help prevent costly repairs down the line, as damage to other components can be significant and expensive to fix.
Disadvantages:1. Cost: New exhaust heat shields can be relatively expensive, particularly for high-end luxury vehicles like the Mercedez-Benz ML350 ML550.
2. Installation Complexity: Depending on the level of mechanical expertise, installing an exhaust heat shield may require professional assistance, which can add to the overall cost.
3. Potential for Overheating: In rare cases, a malfunctioning heat shield may cause the exhaust system to overheat, potentially leading to engine damage.
Conclusion:The Mercedez-Benz W164 ML350 ML550 Right Front Exhaust Heat Shield is a crucial component that plays a significant role in maintaining the overall performance and longevity of your vehicle. While the upfront cost may be a concern, the potential benefits, including enhanced durability, improved fuel efficiency, better comfort, and long-term savings, outweigh the disadvantages. Ultimately, investing in a new exhaust heat shield is a worthwhile investment that can help prevent costly repairs and ensure a more enjoyable driving experience.
Recommendation:If you own a Mercedez-Benz W164 ML350 ML550 and are experiencing issues with your exhaust heat shield, we recommend replacing it with a new, high-quality part from a reputable automotive supplier. By investing in a new heat shield, you can enjoy peace of mind knowing that your vehicle is protected from the potential damage caused by extreme exhaust temperatures.
Details:
Please refer to pictures for item condition.
specifications heatnshield:
- for models: W164, Ml350, Ml550
- for years: 2006–2011
- brand: Mercedes
- mpn: 1646822371
- part type: Heat Shield Exhaust
- warranty: 60 Day
general heatnshield:
- category: Auto Parts > Car Truck Accessories > Exhaust Emission Systems > Heat Shields, Wraps Sleeves
shipping heatnshield:
- service: economy, standard, usps priority mail
- carrier: usps
- class: economy, standard, expedited
- type: fixed
- transit: 2-6 days
payments heatnshield:
- other
- credit card: mastercard
- wallet: google-pay
seller heatnshield:
- # reviews: 1983 7
- city: east setauket, new york
- rating: 100.0%
offer heatnshield:
- sold #: 15
- prices: $15.95–$27.00
- item condition:
- New
- Used
- New other (see details)
- availability: in stock
- started: november 18, 2025
- best offers: true
- in stock #: 4
- options: ship-to-home
returns heatnshield:
- paid by: seller
- time: 60 days
- policy: returns accepted
Recently Viewed:
- 2761502575: HEAT SHIELD COVER TRANSMISSION PANEL, Mercedes Benz
- 2212421134: PIPE HEAT SHIELD ENGINE EXHAUST, Mercedes Benz
- 221-682-24-71: HEAT SHIELD, Mercedes Benz
- 205-682-37-00: HEAT SHIELD, Mercedes Benz
- 213-680-04-22: HEAT SHIELD, Mercedes Benz
- 2760780384: PRESSURE FUEL SHIELD PUMP, Mercedes Benz
- A2056825171: HEAT SHIELD EXHAUST, Mercedes Benz
- A2056802022: HEAT SHIELD EXHAUST, Mercedes Benz
- 274-010-85-02: HEAT SHIELD ENGINE CRANKSHAFT SENSOR PLATE, Mercedes Benz
- 2212420734: HEAT SHIELD ENGINE, Mercedes Benz
- 6420902941: PIPE HEAT SHIELD ENGINE EXHAUST, Mercedes Benz




