NISSAN 040996-1 Hardbody Air Box Intake Resonator Baffle D21 2.4 Cylinder Clean

( Manufacturer Part Number: 040996-1 ), ( Type: Air Intake Resonator Box ), ( Color: Black ), ( Material: Plastic ), ( Air Filter Shape: Triangular ), ( Features: Dry ), ( Vintage Part: Yes ), ( Universal Fitment: No ), ( Country Of Origin: Mexico )

Review NISSAN D21 Hardbody Air Intake Resonator Baffle Box 2.4 Cylinder Clean fits 1990–1997

The Nissan 040996-1 Air Box Intake Resonator Baffle is an essential part of the intake system for 1990-1997 Nissan D21 pickups with a 2.4-liter inline-four cylinder engine. This component enhances the performance and drivability of your vehicle by optimizing the airflow into the engine.

This intake resonator baffle is meticulously engineered to fit seamlessly into the existing air intake system. It is designed to reduce engine noise caused by the intake tract while maintaining optimal airflow. The baffle features a resonator that dampens sound waves, creating a quieter and more refined driving experience.

Manufactured with high-quality materials, this intake resonator baffle ensures durability and reliability. It is made to withstand the harsh conditions of regular use, providing long-lasting performance. The baffle is also easy to install, ensuring that you can enhance your vehicle's performance without the need for extensive mechanical knowledge or professional assistance.

This intake resonator baffle not only improves the sound quality of your vehicle but also contributes to better fuel efficiency. By optimizing the airflow into the engine, the combustion process becomes more efficient, leading to improved fuel economy and reduced emissions.

In summary, the Nissan 040996-1 Air Box Intake Resonator Baffle is an excellent investment for any 1990-1997 Nissan D21 pickup with a 2.4-liter inline-four cylinder engine. It enhances the performance, improves sound quality, and contributes to better fuel efficiency. Designed for a seamless installation process, this component is a must-have for anyone looking to optimize their vehicle's performance.

Nissan 040996-1 90-97 D21 Hardbody Air Box Intake Resonator Baffle 2.4 Cylinder: A Detailed Analysis

The Nissan 040996-1 90-97 D21 Hardbody Air Box Intake Resonator Baffle 2.4 Cylinder is an automotive part designed to improve the performance and sound of your vehicle's engine. This component is specifically designed for 2.4-liter engines used in Nissan D21 Hardbody trucks from 1990 to 1997. In this analysis, we will discuss the potential pros and cons of purchasing this part.

1. Improved Engine Performance: The intake resonator baffle helps to reduce engine vacuum, which in turn, allows for a more efficient air flow into the engine. This results in improved engine performance, allowing for better acceleration and power.

2. Enhanced Engine Sound: The intake resonator baffle also helps to enhance the engine sound by creating a more resonant intake sound. This can add a sporty and aggressive tone to your vehicle's exhaust note, making your driving experience more enjoyable.

3. Increased Air Filter Protection: The intake resonator baffle acts as a secondary filter, helping to protect the primary air filter from contaminants such as dirt, debris, and water. This can help to extend the life of the air filter and reduce maintenance costs.

4. Easy Installation: The intake resonator baffle is a relatively simple part to install, typically taking less than an hour for most experienced DIYers. No major modifications are required, making it an accessible upgrade for many vehicle owners.

1. Cost: While the intake resonator baffle offers numerous benefits, it can be a costly upgrade for some vehicle owners. The part may not be within everyone's budget, especially when considering the potential cost savings from improved engine performance and reduced maintenance.

2. Potential Decrease in Fuel Economy: Some users have reported a slight decrease in fuel economy after installing an intake resonator baffle. This is due to the increased air flow into the engine, which can result in slightly more fuel being consumed. However, the potential increase in power and performance may outweigh the decrease in fuel economy for some vehicle owners.

3. Potential Increase in Cabin Noise: The intake resonator baffle can also lead to an increase in cabin noise, especially when accelerating or driving at higher speeds. This can be a drawback for some vehicle owners, particularly those who prefer a quieter driving experience.

The Nissan 040996-1 90-97 D21 Hardbody Air Box Intake Resonator Baffle 2.4 Cylinder offers numerous benefits for vehicle owners looking to improve the performance and sound of their 2.4-liter Nissan D21 Hardbody trucks. While there are some potential drawbacks, such as cost and increased cabin noise, the pros of this upgrade, including improved engine performance, enhanced engine sound, and increased air filter protection, may outweigh the cons for many vehicle owners. Ultimately, the decision to purchase this part depends on your personal preferences and priorities as a vehicle owner.

If you are a vehicle owner looking to enhance the performance and sound of your 1990-1997 Nissan D21 Hardbody truck with a 2.4-liter engine, the intake resonator baffle may be a worthwhile investment. This upgrade can provide significant benefits, including improved engine performance, enhanced engine sound, and increased air filter protection. However, be sure to carefully consider the potential cons, such as cost and increased cabin noise, before making your purchase. It is always recommended to thoroughly research the part and consult with a professional mechanic if you have any doubts or concerns.

Details:

This Air Intake Resonator Box will fit a 1990 Thru 1997 Nissan D-21 / Hardbody Pickup w/ 2.4 cylinder Engine. This Unit is BLACK in color this Great Shape. Up for your consideration is a Factory OEM Air Resonator / Baffle Box Assembly.

part #: 0409961 price

• $59.50

specifications aicleaer:

• for makes: Nissan
• for years: 1990-1997
• mpn: 040996-1
• type: Air Intake Resonator Box
• color: Black
• material: Plastic
• air filter shape: Triangular
• features: Dry
• vintage part: Yes
• universal fitment: No
• country of origin: Mexico

shipping aicleaer:

• transit: 5-12 Days
• service: UPS Ground
• type: Fixed
• class: Standard
• carrier: UPS
• cost: $14.99

returns aicleaer:

• time: 14 Days
• paid by: Buyer
• policy: Returns Accepted

offer aicleaer:

• options: Ship-to-home
• sold: 0
• availability: In Stock
• quantity: 1
• started: June 5, 2026

general aicleaer:

• Car Truck Parts Accessories > Air Fuel Delivery > Air Filter Housings
• condition: Used

payments aicleaer:

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

seller aicleaer:

• rating: 99.2%
• city: Toccoa, Georgia
• # reviews: 3684

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