1. Catalytic Converters Parts
  2. sku: 7455067043274762
  3. AP EXHAUST 644003

AP EXHAUST 644003 Catalytic Converter

644003 Ap Exhaust Direct Fit Catalytic Converter

( Brand: Ap Exhaust ), ( Part Type: Converter ), ( Manufacturer Warranty: 90 Day ), ( Mfr Code: 376 ), ( Manufacturer Part Number: 644003 ), ( California Prop 65 Warning: This Product Can Expose You To Nickel Oxide, Which Is Known To The State Of California To Cause Cancer. )

Review AP EXHAUST Direct Fit Catalytic Converter

Introducing the AP Exhaust 644003 Catalytic Converter, a high-performance replacement component designed to optimize the exhaust system of your vehicle. This catalytic converter is engineered with precision to ensure a perfect fit for select Ford, Lincoln, and Mercury applications.

The core of this catalytic converter is constructed from premium stainless steel, providing enhanced durability and resistance to corrosion. This material guarantees a longer lifespan compared to standard catalytic converters, reducing the need for frequent replacements.

The AP Exhaust 644003 Catalytic Converter is designed to meet or exceed original equipment manufacturer (OEM) specifications. The converter's internal structure is meticulously engineered to provide optimal flow and efficiency. This design ensures reduced exhaust gas temperatures and improved engine performance.

The catalytic converter features a three-way catalytic design, which converts carbon monoxide, hydrocarbons, and nitrogen oxides into harmless gases. This cutting-edge technology not only helps your vehicle meet emissions standards but also contributes to a cleaner and healthier environment.

The AP Exhaust 644003 Catalytic Converter is manufactured to meet or exceed federal emissions standards, ensuring compliance with local, state, and federal regulations. The converter's advanced design and materials provide superior performance and reliability, ensuring that your vehicle runs smoothly and efficiently.

This catalytic converter is backed by AP Exhaust's commitment to quality and customer satisfaction. The company offers a limited lifetime warranty, providing peace of mind and protection against manufacturing defects.

In summary, the AP Exhaust 644003 Catalytic Converter is a top-tier replacement component for your vehicle's exhaust system. Its premium construction, advanced design, and compliance with emissions standards make it an excellent choice for those seeking optimal performance and reliability.

Buying a new AP (APEM Analyzers) catalytic converter, part number 644003, is an essential investment for maintaining the optimal performance and emissions compliance of your vehicle's exhaust system. In this discussion, we will examine the advantages and disadvantages of purchasing this catalytic converter.

Advantages:

1. Improved Emissions: A new catalytic converter ensures that your vehicle meets the required emissions standards. This not only helps in reducing harmful pollutants but also contributes to a cleaner environment.

2. Enhanced Engine Performance: A faulty catalytic converter can lead to decreased engine performance. Replacing it with a new one can help improve fuel efficiency, acceleration, and overall engine power.

3. Long-term Savings: While the initial cost of a new catalytic converter may seem high, it can save you money in the long run. A faulty converter can lead to other costly repairs, such as damage to the engine or transmission, so replacing it before any significant damage occurs can save you from potential future expenses.

Disadvantages:

1. Cost: The price of a new AP catalytic converter, part number 644003, can be quite high. However, it's essential to remember that the long-term savings and improved performance can offset the initial investment.

2. Installation Complexity: Installing a catalytic converter can be a complex process. It requires specialized tools and skills, which may result in additional labor costs.

3. Potential for Additional Repairs: In some cases, a faulty catalytic converter may be a sign of other underlying issues within the exhaust system. These issues may require additional repairs, which can add to the overall cost.

Conclusion:

Despite the initial cost and potential complexity of the installation process, investing in a new AP catalytic converter, part number 644003, is a wise decision for maintaining the performance and emissions compliance of your vehicle. The long-term savings, improved engine performance, and contribution to a cleaner environment make the investment worthwhile.

Recommendation:

If you're experiencing issues with your catalytic converter, we recommend replacing it with a new one as soon as possible. Look for reputable automotive parts suppliers or mechanics to ensure that you're getting a high-quality catalytic converter and a professional installation.

part # 644003 prices

  • $437.07-$459.75

specifications catalyticonvo:

  • brand: Ap Exhaust
  • part type: Converter
  • manufacturer warranty: 90 Day
  • mfr code: 376
  • manufacturer part number: 644003
  • california prop 65 warning: This Product Can Expose You To Nickel Oxide, Which Is Known To The State Of California To Cause Cancer.

payments catalyticonvo:

  • wallet: Paypal
  • credit card: Visa
  • other

shipping catalyticonvo:

  • type: Fixed
  • service: Standard
  • class: Standard
  • cost: $0.00
  • transit: 3-6 Days

returns catalyticonvo:

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

general catalyticonvo:

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

offer catalyticonvo:

  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • started: November 14, 2025
  • quantity: 3

seller catalyticonvo:

  • rating: 99.6%
  • # reviews: 74101
part type: converter, manufacturer warranty: 90 day, mfr code: 376, california prop 65 warning: this product can expose you to nickel oxide, which is known to the state of california to cause cancer.,
category: auto parts > car truck parts accessories > exhaust emission systems > catalytic converters, sku: 7455067043274762,

Ap Exhaust 644003 Is Similar To:

catalyticonvo logo
5 offers $437.07–$459.75 USD
  • Offer #1: $454.60 price + free delivery = $454.60* total. AP Exhaust. This part fits vehicles made in the following years 2009,2010,2011,2012,2013,2014,2016,2017 ,2019,2020,2021,2022.FREE SHIPPING
  • Offer #2: $459.75 price + free delivery = $459.75* total. It is constructed with robust materials for long-lasting performance and is a direct-fit component to perfectly replace your old and worn-out catalytic converter. The AP Exhaust catalytic converter has an eco-friendly and energy-efficient design to support maximum pollution reduction.FREE SHIPPING
  • Offer #3: $437.07 price + free delivery = $437.07* total.FREE SHIPPING
  • Offer #4: $629.99 price + free delivery = $629.99* total. Catalytic Converter. This part fits vehicles made in the following years 2009,2010,2011,2012,2013,2014,2016,2017 ,2018,2019,2020,2021,2022.FREE SHIPPING
  • Offer #5: $477.66 price + free delivery = $477.66* total. Catalytic Converter AP Exhaust fits 2009 Nissan Maxima 3.5L-V6.FREE SHIPPING