1. Catalytic Converters Parts
  2. sku: 11617378075602008
  3. AP EXHAUST 644082

AP EXHAUST 644082 Catalytic Converter 085337348360 3.0L-L6

fits model: Gs300. make: Lexus. year: 1998–2005.

644082 Ap Exhaust Catalytic Converter-direct Fit Converter Fits 98-05 Lexus Gs300 3.0l-l6

( Brand: Ap Exhaust ), ( Type: Catalytic Converter ), ( Manufacturer Warranty: 90 Day ), ( Manufacturer Part Number: 644082 ), ( UPC: 085337348360 )

Review AP EXHAUST Catalytic Converter direct Fit Lexus 3.0l-l6 fits GS300 1998–2005

The AP Exhaust 644082 Catalytic Converter is a direct fit replacement component designed specifically for the Lexus GS300 models produced between 1998 and 2005, which are equipped with the 3.0L 6-cylinder engine. This catalytic converter is an essential part of your vehicle's exhaust system, responsible for reducing harmful emissions and ensuring your car complies with environmental regulations.

This high-performance catalytic converter is manufactured using advanced materials and precision engineering techniques to ensure optimal durability and efficiency. The honeycomb monolithic substrate inside the converter is coated with a proprietary catalyst formula that effectively converts carbon monoxide, hydrocarbons, and nitrogen oxides into harmless gases. The converter's design also allows for a smooth and unrestricted flow of exhaust gases, ensuring superior engine performance and responsiveness.

The AP Exhaust 644082 Catalytic Converter is made from high-grade stainless steel, providing excellent resistance to rust and corrosion. Its robust construction ensures that it can withstand the high temperatures and pressures generated by the exhaust system without compromising its performance or longevity. The converter's inlet and outlet pipes are also designed with a precise fit and are engineered to connect seamlessly with your vehicle's exhaust system, eliminating the need for any additional modifications or adapters.

To ensure a perfect fit and easy installation, this catalytic converter comes complete with all necessary mounting hardware and gaskets. The converter's dimensions are as follows: length - 23.6 inches (599.3 mm), width - 3.5 inches (88.9 mm), and height - 7.5 inches (190.5 mm). Its weight is approximately 17.6 lbs (8 kg), making it a suitable match for your Lexus GS300's factory-installed catalytic converter.

By choosing the AP Exhaust 644082 Catalytic Converter, you can trust that you are investing in a high-quality, reliable, and long-lasting replacement component for your vehicle. Its advanced design, superior materials, and exacting precision make it an excellent choice for those seeking optimal engine performance and environmental compliance.

Buying a new AP Exhaust 644082 Catalytic Converter-Direct Converter for a 1998-2005 Lexus GS300 with a 3.0L-6 engine involves considering several pros and cons.

Pros:

1. Improved Performance: A new catalytic converter can improve the overall performance of your vehicle by ensuring optimal exhaust flow and reducing backpressure.

2. Reduced Emissions: A new catalytic converter helps reduce harmful emissions, making your vehicle more environmentally friendly.

3. Increased Fuel Efficiency: By improving the exhaust flow and reducing backpressure, a new catalytic converter can also help increase fuel efficiency.

4. Longer Lifespan: A new catalytic converter will last longer than a used or failing one, reducing the need for future replacements.

Cons:

1. Cost: A new catalytic converter can be an expensive replacement, especially for luxury vehicles like the Lexus GS300.

2. Installation Complexity: Installing a new catalytic converter can be a complex process, requiring specialized tools and knowledge.

3. Potential for Other Exhaust System Issues: A failing catalytic converter often indicates other exhaust system issues, which may need to be addressed in addition to the catalytic converter replacement.

Ending Conclusion:

A new AP Exhaust 644082 Catalytic Converter-Direct Converter for a 1998-2005 Lexus GS300 with a 3.0L-6 engine can provide improved performance, reduced emissions, increased fuel efficiency, and a longer lifespan. However, it comes with a high cost, installation complexity, and the potential for other exhaust system issues.

Recommendation:

If you are experiencing issues with your catalytic converter and are looking for a long-term solution, replacing it with a new AP Exhaust 644082 Catalytic Converter-Direct Converter is a recommended option. However, it's essential to consider the cost and potential for other exhaust system issues before making the purchase. Additionally, it's recommended to have the replacement installed by a certified mechanic to ensure proper installation and function.

part # 644082 prices

  • $433.53-$523.67

specifications catalyticonvo:

  • for models: Gs300
  • for makes: Lexus
  • for years: 1998-2005
  • brand: Ap Exhaust
  • type: Catalytic Converter
  • manufacturer warranty: 90 Day
  • manufacturer part number: 644082
  • upc: 085337348360

shipping catalyticonvo:

  • transit: 6-12 Days
  • class: Economy
  • cost: $0.00
  • service: Economy
  • type: Fixed

offer catalyticonvo:

  • availability: In Stock
  • options: Ship-to-home
  • quantity: 8
  • started: June 19, 2026
  • sold: 0

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general catalyticonvo:

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

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  • rating: 98.9%
  • # reviews: 3243

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  • policy: Returns Accepted
for models: gs300, for makes: lexus, for years: 1998-2005, type: catalytic converter, manufacturer warranty: 90 day,
category: auto parts > car truck parts accessories > exhaust emission systems > catalytic converters, sku: 11617378075602008,

Ap Exhaust 644082 Is Similar To:

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5 offers $433.53–$523.67 USD
  • Offer #1: $523.67 price + free delivery = $523.67* total. Catalytic Converter AP Exhaust fits 2000 Lexus GS300 3.0L-L6.FREE SHIPPING
  • Offer #2: $433.53 price + free delivery = $433.53* total. 1741046520, 54867.FREE SHIPPING
  • Offer #3: $450.91 price + free delivery = $450.91* total.FREE SHIPPING
  • Offer #4: $526.07 price + free delivery = $526.07* total. All Converters are 100% Stainless Steel. For decades AP has engineered and manufactured a wide range of automotive exhaust and emission systems and components.FREE SHIPPING
  • Offer #5: $526.07 price + free delivery = $526.07* total.FREE SHIPPING