KAC 674149 Front Catalytic Converter Steel 2.5L

( Brand: Kac ), ( Type: Catalytic Converter ), ( Ipn: 674149 ), ( Oe Part Number: 140e23ta0a, 140e23ty0a, 140e29hs0a ), ( Restricted States: Maine New York California Colorado ), ( Fitment Type: Direct Replacement ), ( Labels Certifications: Epa ), ( Substrate Material: Ceramic ), ( Body Material: Stainless Steel ), ( Manufacturer Warranty: 5 Years ), ( Features: Easy To Replace ), ( Universal Fitment: No ), ( Finish: Polished, Rust Protected ), ( Placement On Vehicle: Front ), ( Items Included: 1x Front Catalytic Converter 16694 ), ( Body Length: 19.2in ), ( Body Height: 6.8in ), ( Body Width: 13.5in ), ( Item Weight: 12.8lb )

Review KAC Front Catalytic Converter Stainless Steel Nissan 2.5l fits ALTIMA 2013–2018

Introducing the KAC 674149 Front Catalytic Converter, an essential component for maintaining optimal engine performance in select Nissan Altima models from 2013 to 2018 with a 2.5L engine. This catalytic converter is designed with a steel construction, ensuring durability and reliability for long-term use.

The KAC 674149 Front Catalytic Converter is engineered to meet and even exceed original equipment manufacturer (OEM) specifications, providing superior functionality and ensuring a seamless fit with your Nissan Altima. This component is responsible for reducing harmful emissions from your vehicle's exhaust system, improving overall fuel efficiency and minimizing your carbon footprint.

The steel construction of this catalytic converter not only ensures durability but also offers enhanced resistance to corrosion and wear, making it a wise investment for those seeking a reliable and long-lasting solution. The design allows for easy installation, saving you time and effort when performing routine maintenance on your vehicle.

The KAC 674149 Front Catalytic Converter is manufactured to meet or exceed OEM performance standards, ensuring that your Nissan Altima continues to run smoothly and efficiently. By replacing your old catalytic converter with this high-quality component, you'll not only improve your vehicle's performance but also help protect the environment by reducing harmful exhaust emissions.

In summary, the KAC 674149 Front Catalytic Converter is an essential upgrade for Nissan Altima owners with 2013-2018 2.5L engines seeking improved performance, enhanced durability, and reduced emissions. This steel catalytic converter is designed to meet or exceed OEM specifications, ensuring a perfect fit and optimal functionality. By investing in this high-quality part, you'll not only save time and money in the long run but also contribute to a cleaner, more sustainable future.

The KAC 674149 front catalytic converter for Nissan Altima 2013-2018 2.5L engines is a replacement part designed to improve the performance and efficiency of the vehicle's exhaust system. Here are some pros and cons of buying this catalytic converter:

1. Improved Emissions: The catalytic converter is designed to reduce harmful emissions by converting pollutants into less toxic gases. This can help the vehicle pass emissions tests and reduce its environmental impact.

2. Better Fuel Economy: A functioning catalytic converter can help improve the vehicle's fuel economy by ensuring that the engine is running efficiently.

3. Longer Lasting: The KAC 674149 catalytic converter is made of steel, which is a durable material that can withstand the harsh conditions of the exhaust system. This can help the converter last longer than some other options.

4. Affordable: Compared to some other catalytic converters on the market, the KAC 674149 is an affordable option.

1. Installation: Installing a catalytic converter can be a complex and time-consuming process. It may require specialized tools and knowledge, and some vehicles may require additional modifications to make the installation process easier.

2. Warranty: The KAC 674149 catalytic converter does not come with a warranty, which may be a concern for some buyers.

3. Potential for Damage: The catalytic converter is located in the exhaust system, which is a high-heat area of the vehicle. This can increase the risk of damage from heat or other exhaust components.

The KAC 674149 front catalytic converter for Nissan Altima 2013-2018 2.5L engines is a durable and affordable option for improving the performance and efficiency of the vehicle's exhaust system. While installation can be a challenge, the potential benefits in terms of emissions reduction and improved fuel economy may make the investment worthwhile. However, the lack of a warranty may be a concern for some buyers, and the potential for damage in the high-heat exhaust system should be carefully considered.

If you are in the market for a new catalytic converter for your Nissan Altima, the KAC 674149 is a solid option to consider. However, it is important to weigh the potential benefits against the installation challenges and lack of a warranty. If you are not comfortable with the installation process or would prefer a more comprehensive warranty, you may want to consider other options. Ultimately, the decision should be based on your individual needs and budget.

part # 674149 prices

• $94.99-$106.99

specifications catalyticonvo:

• for models: Altima
• for makes: Nissan
• for years: 2013-2018
• brand: Kac
• type: Catalytic Converter
• interchange part number: 674149
• oe part number: 140e23ta0a, 140e23ty0a, 140e29hs0a
• restricted states: Maine New York California Colorado
• fitment type: Direct Replacement
• labels certifications: Epa
• substrate material: Ceramic
• body material: Stainless Steel
• manufacturer warranty: 5 Years
• features: Easy To Replace
• universal fitment: No
• finish: Polished, Rust Protected
• placement on vehicle: Front
• items included: 1x Front Catalytic Converter 16694
• body length: 19.2in
• body height: 6.8in
• body width: 13.5in
• item weight: 12.8lb

shipping catalyticonvo:

• transit: 2-6 Days
• cost: $0.00
• class: Standard
• service: Standard
• type: Fixed

seller catalyticonvo:

• rating: 97.3%
• # reviews: 1378

offer catalyticonvo:

• started: January 6, 2026
• availability: In Stock
• sold: 0
• best offers: True
• options: Ship-to-home

general catalyticonvo:

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

returns catalyticonvo:

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

payments catalyticonvo:

• credit card: Mastercard
• other
• wallet: Paypal

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