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SKU: 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 efficiency from smoother airflow.
Key Features
- MegaRam (MR) Technology: Patented design (Patents 7,359,795 and 7,669,571) with precision-ramped intake runners that accelerate air velocity for stronger low-end torque.
- Air Fusion Technology: Patent 7,721,669 integrates filter and pipe seamlessly for uninterrupted laminar flow and maximum air volume.
- SuperNano-Web Filter: High-flow cotton gauze filter captures contaminants while allowing 31% more air than stock for dyno-proven power.
- Mandrel-Bent 6061-T6 Aluminum: 3-inch diameter tubing with black powder coat finish resists corrosion and heat soak for consistent performance.
- Tuned Silencer Ring: Reduces intake noise while maintaining full power output across RPM range.
Product Notes
- Fits 2.5L 4-cylinder automatic transmission models only.
- CARB EPA compliant for all 50 states with no tuning required.
- Product weight 7.2 lbs, shipping box 23 x 13 x 9 inches.
Installation Notes
- Professional installation recommended.
- Bolt-on design uses factory mounting points, completes in 60-90 minutes.
- Includes all necessary silicone couplers, clamps, and hardware for direct fit.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004-2006 | Nissan | Altima | Base |
| 2004-2006 | Nissan | Altima | S |
| 2004-2006 | Nissan | Altima | SE |
| 2005-2006 | Nissan | Altima | SE-R |
| 2004-2006 | Nissan | Altima | SL |
Why Choose Injen?
- First company to develop dyno-tuned air intakes with four tuning process patents.
- SP series leads in aluminum cold air systems for proven real-world gains.
- Engineered in USA with rigorous testing for exact vehicle fit and performance.
Frequently Asked Questions
-
Q: Will this fit my 2004-2006 Altima with manual transmission?
A: No, SP1976BLK designed exclusively for automatic transmission 2.5L models. -
Q: What material and finish does the intake use?
A: Constructed from durable 6061-T6 aluminum tubing with heat-resistant black powder coat finish. -
Q: What warranty covers this intake?
A: Limited lifetime warranty on the intake tube, one-year on filter with registration.
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock - ships same or next business day
- Packaging: Secure foam-protected box measuring 23 x 13 x 9 inches
- Weight: 9.5 lbs shipping weight
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