What kind of performance gains can I expect with this Injen cold air intake?

This Injen SP Series cold air intake is dyno-proven to deliver gains of up to 13 horsepower and 11.8 lb-ft. of torque. These improvements come from allowing your engine to breathe more freely.

Does this intake require a tune after installation?

No, this Injen cold air intake system is designed to work with your vehicle's factory computer and does not require any additional tuning. It maintains safe air-fuel ratios throughout the power band.

What is the maintenance for the Injen SuperNano-Web air filter?

The SuperNano-Web air filter included with this intake is fully serviceable. You can clean and reuse it, ensuring continued airflow and filtration for your engine.

Injen 04-06 Altima 2.5L 4 Cyl. (Automatic Only) Black Cold Air Intake

1 / 9

Specifications

Brand: Injen
Part #: SP1976BLK
UPC: 843115013721

Injen 04-06 Altima 2.5L 4 Cyl. (Automatic Only) Black Cold Air Intake

Name: Injen 04-06 Altima 2.5L 4 Cyl. (Automatic Only) Black Cold Air Intake
Brand: Injen
Price: 402.27 USD
Availability: InStock

$402.27

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 2004-2006 Nissan Altima 2.5L 4-Cyl. (Automatic Only). This Injen cold air intake offers dyno-proven horsepower gains and an aggressive engine tone.

Key Features

Fits 2004-2006 Nissan Altima 2.5L 4-Cyl. with automatic transmission.
Features Injen's patented MegaRam (MR) Technology and Air Fusion for optimal performance.
Dyno-proven gains of up to 13 hp and 11.8 lb-ft. of torque.
Constructed with a 6061-T6 aluminum intake tube for smooth airflow.
Includes a fully serviceable Injen SuperNano-Web dry air filter.
Produces an aggressive and throaty engine tone under full throttle.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

Secure CheckoutFast Shipping631-982-0042

Fits this vehicle

Nissan Altima 2004-2006

Product Details

Injen is known for its patented tuning process in air intake systems, holding four patents that no other manufacturer can claim. This SP series cold air intake for your 2004-2006 Nissan Altima 2.5L automatic is their flagship aluminum system, designed to help your engine breathe deeper and enhance performance. It features Injen's MegaRam (MR) Technology and Air Fusion, which work together to provide a smooth, uninterrupted path for airflow, ensuring safe air-fuel ratios and noticeable power gains.

The intake tube is constructed from 6061-T6 aluminum for a smooth path for air. It includes a serviceable Injen SuperNano-Web dry air filter, which offers increased surface area for better airflow and filtration. You can expect an aggressive and throaty engine tone under full throttle, making your Altima sound as good as it performs. This system is designed to be a direct fit for automatic transmission models only and does not require additional tuning.

This Injen SP cold air intake system is made in Pomona, California, and comes with Injen Technology's Limited Lifetime Warranty. It's a well-built option that offers a tangible increase in horsepower and torque, along with improved aesthetics under the hood.