MERCEDES 1171422901 Passenger Exhaust Manifold Thermal Benz Reactor

( Mounting Style: Bolt-on ), ( Substrate Material: Iron ), ( Type: Exhaust Manifold ), ( Manufacturer Part Number: 1171422901 ), ( Material: Cast Iron ), ( Vintage Part: Yes ), ( Universal Fitment: No ), ( Placement On Vehicle: Right ), ( Country Of Origin: Germany ), ( Fuel Type: Gasoline )

Review MERCEDES benz Passenger Side Exhaust Manifold Thermal Reactor fits W116 450SEL

Introducing the Mercedes-Benz 1171422901 W116 450SEL Passenger Exhaust Manifold Thermal Reactor, a superior aftermarket solution designed to enhance your vehicle's exhaust system performance and improve its overall driving experience.

The thermal reactor, also known as a catalytic converter, plays a crucial role in reducing harmful emissions from your engine. This Mercedes-Benz genuine part is meticulously engineered to meet the exact specifications of your 450SEL W116 model, ensuring a perfect fit and seamless integration with your existing exhaust system.

Constructed from high-quality materials, this thermal reactor is built to withstand the rigors of high-performance driving. Its robust design allows it to effectively catalyze exhaust gases, converting them into harmless emissions that are released into the atmosphere. This not only helps to minimize your carbon footprint but also ensures that your vehicle remains compliant with the latest emission regulations.

The thermal reactor's advanced design also includes a durable, heat-resistant coating that protects the internal catalytic components from corrosion and damage caused by extreme temperatures. This extended lifespan not only saves you money in the long run but also reduces the need for frequent replacements.

Additionally, the Mercedes-Benz 1171422901 W116 450SEL Passenger Exhaust Manifold Thermal Reactor is designed to optimize engine performance. By efficiently reducing exhaust gases, this thermal reactor allows your engine to breathe more easily, improving its overall efficiency and responsiveness. This results in smoother acceleration, increased power, and better fuel economy.

In summary, the Mercedes-Benz 1171422901 W116 450SEL Passenger Exhaust Manifold Thermal Reactor is a must-have upgrade for any Mercedes-Benz 450SEL W116 owner. With its precise fit, robust construction, and advanced emission reduction technology, this thermal reactor guarantees superior performance, improved efficiency, and long-lasting durability. Upgrade your exhaust system today with this genuine Mercedes-Benz component and experience the difference for yourself.

The Mercedes-Benz W116 450SEL Passenger Exhaust Manifold Thermal Reactor is an essential component of the vehicle's exhaust system. This part is responsible for reducing exhaust gas temperatures, improving emission control, and enhancing overall engine performance. Here are some pros and cons of buying this Mercedes-Benz part:

1. Improved Emission Control: The thermal reactor reduces exhaust gas temperatures, which helps the catalytic converter function more efficiently. This leads to better emission control, reducing harmful pollutants released into the environment.

2. Enhanced Engine Performance: The thermal reactor helps to reduce exhaust backpressure, allowing the engine to breathe more freely. This can result in improved engine performance, including increased power and torque.

3. Durability and Reliability: Mercedes-Benz is known for producing high-quality components, and this exhaust manifold thermal reactor is no exception. It is designed to last for many years, providing reliable operation and reducing the need for frequent replacements.

1. Cost: The Mercedes-Benz W116 450SEL Passenger Exhaust Manifold Thermal Reactor can be quite expensive, especially when compared to aftermarket alternatives. This may be a significant investment for some vehicle owners.

2. Availability: This specific part may not be readily available at local auto parts stores or through general online retailers. It may be necessary to purchase it directly from Mercedes-Benz or an authorized dealer, which could add to the cost and shipping time.

The Mercedes-Benz W116 450SEL Passenger Exhaust Manifold Thermal Reactor is an essential component of the vehicle's exhaust system that offers several benefits, including improved emission control, enhanced engine performance, and durability. However, its high cost and potential availability issues may be drawbacks for some vehicle owners. Ultimately, whether or not to purchase this part depends on the specific needs, budget, and availability of the vehicle owner.

If the Mercedes-Benz W116 450SEL is a prized possession or a critical work vehicle, it may be worth the investment to purchase the genuine Mercedes-Benz thermal reactor for optimal performance and reliability. However, for those on a tight budget or who prefer aftermarket alternatives, there are several reputable manufacturers that offer compatible exhaust manifold thermal reactors at more affordable prices. It is important to ensure that any aftermarket part meets or exceeds the original equipment specifications for proper fitment and function.

part # 1171422901 prices

• $179.99-$250.00

specifications maniheader:

• for models: W116, 450sel
• for makes: Mercedes
• mounting style: Bolt-on
• substrate material: Iron
• type: Exhaust Manifold
• manufacturer part number: 1171422901
• material: Cast Iron
• vintage part: Yes
• universal fitment: No
• placement on vehicle: Right
• country of origin: Germany
• fuel type: Gasoline

seller maniheader:

• rating: 100.0%
• # reviews: 26

general maniheader:

• Car Truck Parts Accessories > Exhaust Emission Systems > Manifolds Headers
• condition: Used

returns maniheader:

• policy: No Returns

payments maniheader:

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

offer maniheader:

• best offers: True
• started: February 24, 2026
• sold: 0
• quantity: 1
• availability: In Stock
• options: Ship-to-home

shipping maniheader:

• class: Standard
• service: USPS Ground Advantage
• transit: 6-9 Days
• cost: $87.56
• carrier: USPS
• type: Calculated

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