NISSAN 14002-1LB0D Manifold Exhaust Cat

( Part Type: Manifold Exhaust ), ( Oem Part Number: 14002-1lb0d ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Genuine Oem: Yes ), ( Replaces Part Number: 140021lb0b )

Review NISSAN Genuine Manifold Exhaust Cat

Nissan 14002-1lb0D Manifold Exhaust Catalyst

The Nissan 14002-1lb0D Manifold Exhaust Catalyst is an essential component of the exhaust system in various Nissan vehicles. This catalytic converter is designed to reduce exhaust gases' harmful emissions before they are released into the environment.

This particular catalytic converter is a manifold exhaust catalyst, meaning it is located between the engine manifolds and the exhaust pipes. It is responsible for converting carbon monoxide (CO), hydrocarbons (HC), and nitrogen oxides (NOx) into less toxic substances like carbon dioxide (CO2), nitrogen (N2), and water (H2O) through a process called catalytic conversion.

The Nissan 14002-1lb0D Manifold Exhaust Catalyst is made from high-quality materials, ensuring durability and reliability. It features a ceramic honeycomb structure, which maximizes the surface area for effective catalytic conversion. The exterior casing is made of heat-resistant stainless steel, protecting the catalyst from high temperatures and potential damage.

This catalytic converter is designed to meet or exceed federal emissions standards, ensuring your vehicle complies with environmental regulations. It is a direct factory replacement for original equipment, ensuring a perfect fit and seamless integration into your Nissan's exhaust system.

The Nissan 14002-1lb0D Manifold Exhaust Catalyst is easy to install and comes with all necessary mounting hardware. It is recommended to have your vehicle inspected by a certified mechanic before and after installation to ensure proper function and to identify any potential issues.

In summary, the Nissan 14002-1lb0D Manifold Exhaust Catalyst is an essential component of your vehicle's exhaust system, designed to reduce harmful emissions and ensure environmental compliance. It is made from high-quality materials, is easy to install, and is a direct factory replacement.

purchasing a Nissan 14002-1lb0D manifold exhaust catalyst (MEC) involves considering several factors, including performance gains, cost, durability, and emissions. Here's a detailed analysis of each aspect to help you make an informed decision.

Installing a high-performance MEC can enhance your vehicle's engine performance by improving exhaust flow and reducing backpressure. This results in better throttle response, increased horsepower, and improved torque. However, the exact performance gains may vary depending on the specific engine configuration and the condition of the original catalytic converter.

A high-performance aftermarket manifold exhaust catalyst may cost more than the stock catalytic converter. The price difference can range from $100 to $500 or more, depending on the brand and quality of the aftermarket part. Additionally, installation costs may apply if you don't have the necessary skills to perform the installation yourself.

Aftermarket MECs are typically designed to offer improved performance over stock catalytic converters. However, this comes at the cost of reduced durability in some cases. Since these parts are subjected to higher exhaust temperatures and pressures, they may have a shorter lifespan compared to the OEM component.

Manifold exhaust catalysts play a crucial role in reducing harmful emissions from your vehicle's exhaust system. A high-performance aftermarket MEC may not meet the same emissions standards as the OEM catalytic converter. This could potentially cause your vehicle to fail an emissions test and may not be suitable for those who prioritize eco-friendliness.

In summary, purchasing a Nissan 14002-1lb0D manifold exhaust catalyst offers potential performance gains but may come with a higher cost, reduced durability, and potentially lower emissions standards compared to the stock catalytic converter. Ultimately, the decision to buy an aftermarket MEC depends on your priorities improved engine performance or reduced emissions, cost, and durability.

If your primary focus is on improving your vehicle's engine performance, a high-performance aftermarket manifold exhaust catalyst may be the right choice for you. However, if you prioritize emissions reduction, durability, or cost-effectiveness, it's recommended to stick with the stock catalytic converter or consider other performance modifications that offer similar gains without compromising emissions standards.

part # 140021lb0d prices

• $1847.37-$1880.65

specifications maniheader:

• for makes: Nissan
• part type: Manifold Exhaust
• oem part number: 14002-1lb0d
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• genuine oem: Yes
• replaces part number: 140021lb0b

offer maniheader:

• quantity: 2
• started: June 2, 2026
• availability: In Stock
• options: Ship-to-home
• sold: 0

returns maniheader:

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

payments maniheader:

• wallet: Paypal
• other
• credit card: Discover

seller maniheader:

• rating: 100.0%
• # reviews: 129

shipping maniheader:

• class: Standard
• type: Fixed
• transit: 7-13 Days
• cost: $36.85
• service: Standard

general maniheader:

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

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