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  3. BOSAL 279-731

BOSAL 279-731 Muffler Nos 1404900515

fits model: W140, S420, S500. make: Mercedes. year: 1994–1999.

1404900515 Bosal 279-731 Mercedes W140 S420 S500 94-99 Muffler Nos

( Brand: Bosal ), ( Type: Muffler ), ( Oe/oem Part Number: 1404900515 ), ( Manufacturer Part Number: 279-731 ), ( Country Of Origin: Belgium )

Review BOSAL Mercedes Muffler Nos fits W140 S420 S500 1994–1999

Bosal 279-731 Mercedes W140 S420 S500 (1994-1999) Muffler Replacement Part Number: 1404900515

The Bosal 279-731 is an original equipment manufacturer (OEM) replacement muffler specifically designed for Mercedes-Benz W140 models, including the S420 and S500, manufactured between 1994 and 1999. This high-quality muffler, part number 1404900515, is a direct fit and offers superior performance, ensuring your Mercedes maintains its distinctive exhaust note and optimal exhaust flow.

Constructed from premium materials, this Bosal muffler is engineered to meet the stringent requirements of Mercedes-Benz. It features a robust, corrosion-resistant stainless steel design, ensuring reliability and longevity. The muffler's internal structure includes precision-engineered catalytic converters to minimize exhaust emissions, contributing to a cleaner and more environmentally friendly driving experience.

The Bosal 279-731 muffler's advanced design includes a carefully calculated internal configuration to optimize exhaust flow, enhancing engine performance and fuel efficiency. Its superior noise reduction capabilities provide a more enjoyable driving experience, as it effectively reduces unwanted engine noise while preserving the distinctive Mercedes exhaust note.

Installing this OEM replacement muffler is a straightforward process, as it is designed as a direct fit for your Mercedes-Benz W140 S420 or S500 (1994-1999). By using genuine Bosal parts, you can trust that you are maintaining the integrity and performance of your vehicle, ensuring a reliable and enjoyable driving experience for years to come.

Pros and Cons of Buying a Bosal 279-731 Muffler for Mercedes W140 S420 and S500 (1994-1999)

Introduction:

The Bosal 279-731 muffler is a popular aftermarket exhaust component for Mercedes W140 S420 and S500 models from 1994 to 1999. While many enthusiasts praise its performance benefits, others are concerned about potential drawbacks. In this analysis, we will discuss the advantages and disadvantages of purchasing a Bosal 279-731 muffler for your Mercedes W140 S420 or S500.

Pros:

1. Improved engine performance: The Bosal muffler is designed to enhance the exhaust flow, resulting in increased horsepower and torque. This can lead to improved acceleration and overall driving experience.

2. Customizable sound: The muffler offers a more aggressive exhaust note, adding to the driving pleasure for some.

3. OEM-grade quality: Bosal is a reputable manufacturer known for producing high-quality exhaust components. The 279-731 muffler is engineered to meet or exceed OEM specifications.

4. Durability: The Bosal muffler is constructed from robust materials, ensuring longevity and resistance to corrosion.

5. Easy installation: The muffler is designed to fit seamlessly into the existing exhaust system, making installation relatively straightforward.

Cons:

1. Loud exhaust note: The Bosal muffler's aggressive exhaust note may be too loud for some, potentially leading to noise complaints or drawing unwanted attention.

2. Cost: The aftermarket muffler may cost more than the OEM part, which could be a deterrent for some buyers.

3. Potential emissions concerns: Depending on local regulations, the Bosal muffler's increased exhaust flow could result in higher emissions, potentially leading to fines or other penalties.

4. Compatibility: The muffler may not be compatible with all Mercedes W140 S420 and S500 models, so it's essential to check the fitment before purchasing.

Conclusion:

The Bosal 279-731 muffler offers several advantages, including improved engine performance, customizable sound, OEM-grade quality, durability, and easy installation. However, it also comes with potential drawbacks, such as a loud exhaust note, increased cost, potential emissions concerns, and compatibility issues. Ultimately, the decision to purchase this muffler depends on your personal preferences and priorities. If you value performance, custom sound, and OEM-grade quality, then the Bosal 279-731 muffler could be an excellent investment. However, if you are concerned about noise levels, cost, emissions, or compatibility, then it may be worth considering alternative options.

Recommendation:

If you are considering purchasing the Bosal 279-731 muffler for your Mercedes W140 S420 or S500, it is essential to weigh the pros and cons carefully. Research the product thoroughly, and consider consulting a professional mechanic or exhaust specialist for advice. If you decide that the benefits outweigh the drawbacks, then purchasing the Bosal muffler could enhance your driving experience. However, if you are unsure or have concerns, it may be worth exploring alternative options to find a solution that better suits your needs and preferences.

part # 279731 price

  • $1200.00

specifications mufflermooch:

  • for models: W140, S420, S500
  • for makes: Mercedes
  • for years: 1994-1999
  • brand: Bosal
  • type: Muffler
  • oe/oem part number: 1404900515
  • manufacturer part number: 279-731
  • country of origin: Belgium

returns mufflermooch:

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

offer mufflermooch:

  • started: January 20, 2026
  • quantity: 1
  • best offers: True
  • sold: 0
  • options: Ship-to-home
  • availability: In Stock

general mufflermooch:

  • condition: New
  • Car Truck Parts Accessories > Exhaust Emission Systems > Mufflers Resonators

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  • rating: 100.0%
  • # reviews: 7389
for models: w140, s420, s500, for makes: mercedes, for years: 1994-1999, type: muffler, oe/oem part number: 1404900515, country of origin: belgium,
category: auto parts > car truck parts accessories > exhaust emission systems > mufflers resonators, sku: 11589749611915983,

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1 offer $1200.00 USD
  • Offer #1: $1200.00 price + $Calculated delivery = $1200.00* total. REAR MUFFLER ASSEMBLY.+$Calculated shipping