AP EXHAUST 644000-AF Left Catalytic Converter 085337341668

( Brand: Ap Exhaust ), ( Part Type: Converter ), ( Manufacturer Warranty: 5 Year ), ( Manufacturer Part Number: 644000-AF ), ( Body Material: Stainless Steel ), ( Boxed: Yes ), ( California Air Resources Board: Carb Certified ), ( Converter Type: Federal / Epa Direct-fit ), ( Inlet Type A: 2 Bolt Loose Flange W/ Flare ), ( Outlet A Connection Type: Pipe ), ( Outlet Gasket: Not Required ), ( Outlet Type A: 2.50 Od Pipe ), ( Overall Length: 51.000 In ), ( Package Material: Corrugated Cardboard ), ( Substrate Material: Ceramic ), ( Country Of Origin: United States ), ( UPC: 085337341668 )

Review AP EXHAUST Left Catalytic Converter fits ML350 2006–2009

AP Exhaust 644000-AF Left Catalytic Converter for 2006-2009 ML350

The AP Exhaust 644000-AF Left Catalytic Converter is a superior aftermarket replacement part designed specifically for the ML350 models produced between 2006 and 2009. This catalytic converter is an essential component of your vehicle's exhaust system, responsible for reducing harmful emissions and ensuring your car complies with environmental regulations.

The AP Exhaust 644000-AF Left Catalytic Converter is manufactured using advanced technology and high-quality materials, ensuring a reliable and durable performance. It features a robust design with a honeycomb structure, which increases the surface area for effective catalytic conversion. This results in improved emissions reduction, ensuring that your vehicle meets the latest emission standards.

This catalytic converter is designed to fit perfectly into your ML350's exhaust system. It comes with all necessary mounting hardware, allowing for a straightforward installation process. The converter also includes a heat shield, which protects other components from the extreme heat generated during the exhaust process.

The AP Exhaust 644000-AF Left Catalytic Converter is engineered to provide optimal performance and longevity. It is designed to withstand the harsh conditions of continuous use in a vehicle's exhaust system. The converter is also resistant to corrosion and other environmental factors, ensuring that it maintains its performance and appearance over time.

By choosing the AP Exhaust 644000-AF Left Catalytic Converter, you are investing in a high-quality aftermarket part that offers reliable emissions reduction, easy installation, and long-lasting durability. This catalytic converter is the perfect solution for maintaining the health and performance of your 2006-2009 ML350.

The 2006-2009 Mercedes-Benz ML350 uses a left catalytic converter in its AP (Agency Power) exhaust system, part number 644000-AF. This component is responsible for reducing harmful emissions from the vehicle's exhaust gases. Replacing a faulty catalytic converter can improve vehicle performance and reduce check engine lights. Here are some pros and cons of purchasing this specific catalytic converter.

1. Performance: Upgrading to a high-performance catalytic converter like the AP 644000-AF can increase engine efficiency and power output. As a result, the vehicle may feel more responsive and accelerate faster.

2. Durability: The AP catalytic converter is made from high-quality materials, ensuring long-lasting performance. It is designed to withstand the rigors of high-performance driving.

3. OEM Fitment: The AP 644000-AF catalytic converter is a direct fit for the 2006-2009 ML350, ensuring a seamless installation process.

4. Reduced Emissions: A high-performance catalytic converter like the AP 644000-AF can help reduce harmful emissions from the vehicle's exhaust. This can lead to improved air quality and better fuel efficiency.

1. Cost: The AP 644000-AF catalytic converter is more expensive than an OEM replacement. This may be a deterrent for some buyers who are looking for a more budget-friendly option.

2. Noise: Some buyers may find that the AP catalytic converter produces more noise than an OEM converter. This can be due to the high-performance design and materials used.

3. Complex Installation: Installing a high-performance catalytic converter like the AP 644000-AF may require additional modifications to the exhaust system. This can add to the installation time and complexity.

The AP 644000-AF left catalytic converter for the 2006-2009 Mercedes-Benz ML350 offers several advantages, including improved performance, durability, OEM fitment, and reduced emissions. However, it comes with a higher price tag and may produce more noise than an OEM replacement. Ultimately, the decision to purchase this catalytic converter depends on your budget, performance goals, and personal preferences.

If you are looking for a high-performance catalytic converter that offers improved power output, durability, and reduced emissions, the AP 644000-AF left catalytic converter for the 2006-2009 Mercedes-Benz ML350 is a solid choice. However, if you are on a tight budget or prefer a quieter exhaust system, an OEM replacement may be a better option for you.

part # 644000 prices

• $465.14-$580.66

specifications catalyticonvo:

• for models: Ml350
• for years: 2006-2009
• brand: Ap Exhaust
• part type: Converter
• manufacturer warranty: 5 Year
• manufacturer part number: 644000-AF
• body material: Stainless Steel
• boxed: Yes
• california air resources board: Carb Certified
• converter type: Federal / Epa Direct-fit
• inlet type a: 2 Bolt Loose Flange W/ Flare
• outlet a connection type: Pipe
• outlet gasket: Not Required
• outlet type a: 2.50 Od Pipe
• overall length: 51.000 In
• package material: Corrugated Cardboard
• substrate material: Ceramic
• country of origin: United States
• upc: 085337341668

seller catalyticonvo:

• rating: 99.1%
• # reviews: 1825

shipping catalyticonvo:

• type: Fixed
• class: Economy
• service: Economy
• cost: $0.00
• transit: 5-12 Days

offer catalyticonvo:

• quantity: 3
• availability: In Stock
• options: Ship-to-home
• started: May 15, 2026
• sold: 0

payments catalyticonvo:

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

returns catalyticonvo:

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

general catalyticonvo:

• condition: New
• Car Truck Parts Accessories > Exhaust Emission Systems > Catalytic Converters

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