★★★★★ 5
Nice and easy to install.
Nice and easy to install
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 20, 2025
Injen 04-06 Altima 2.5L 4 Cyl. (Automatic Only) Black Cold Air Intake
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Injen 04-06 Altima 2.5L 4 Cyl. (Automatic Only) Black Cold Air IntakeSKU: SP1976BLK UPC: 843115013721 Injen 04 06 Altima 2. 5L 4 Cyl. (Automatic Only) Black Cold Air Intake The Injen SP1976BLK cold air intake system replaces your factory airbox on 2004 2006 Nissan Altima 2. 5L automatic models for deeper engine breathing and noticeable power gains. This SP series intake uses patented tuning to deliver up to 11 HP and 12 lb ft torque increases through dyno tested design. Your Altima gains throttle response and
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Your Injen 04-06 Altima 2.5L 4 Cyl. (Automatic Only) Black Cold Air Intake orders ship within 1-2 business days.
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4.1 ★★★★★
Based on 198 reviews
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Product Reviews
★★★★★ 3
Not recommended
Works but is so thick it stops a lot of the airflow from getting through making your AC work harder audibly. Also has a funky smell it puts off. not recommended.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 18, 2026
★★★★★ 5
Exact fit
Exact replacement for my Toyota GX 460 cabin air filter. The air flow was good. When you install this filter the dark carbon should be on top for proper air flow.
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Reviewed in the United States on October 13, 2025
★★★★★ 5
Perfect!
This was exactly what I needed! It fits perfectly and was in brand new condition.
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Reviewed in the United States on March 30, 2026
★★★★★ 5
Exact fit
Original Toyota product. Exact fit.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 31, 2025
