Injen SP Cold Air Intake System
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Part #:INJ-SP1999BLK
Availability:In Stock
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Dyno Proven gains of up to 12 hp and 8 lb-ft. of torque
Not legal for sale or use in California or other states with similar CARB emission standards
- Dyno Proven gains in horsepower and torque
- Short Ram Air Intake Design
- Provides power gains while maintaining A/F ratios with no additional tuning
- 6061-T6 Mandrel-bent aluminum intake tubing
- Fully serviceable Injen SuperNano-Web dry air filter
- Aggressive engine tone under full throttle
- Smooth mandrel-bent intake piping eliminates restrictions and improves airflow
- Available with multiple finish options (select applications)
- Made in Pomona California, USA
- Injen Technology Limited Lifetime Warranty
- Some applications are NOT CARB exempt and not legal for use on any vehicle registered in certain states


Is your engine choking for air and in need of some additional horsepower? If so, Injen has exciting news for you! The SP series of cold air intakes from Injen Technology will allow your engine to breathe deeper and enhance the performance that you’ve been craving. The SP series of cold air intakes is Injen’s flagship system in their lines of traditional aluminum cold air intake systems. Injen Technology is the world’s first tuned air intake system and holds four (4) patents on the tuning process of an intake system, something no other manufacturer can claim. The SP series of cold air intakes feature many of Injen Technology’s patented tuning process, including MegaRam (MR) Technology (Patents 7,359,795 and 7,669,571), Air Fusion (Patent 7,721,669), and many other innovations that keep Injen Technology at the forefront in the performance aftermarket.
The soul of this intake is found within 6061-T6 aluminum air intake tube that provides a smooth uninterrupted path for highly efficient airflow. Injen engineers have painstakingly designed the intake to provide the highest levels of safe power, along with clean aesthetics that will impress every time you open your hood. In addition to the impressive power increase, the Injen team has ensured that a safe Air fuel (A/F) ratio has been maintained throughout the power band.
Additionally, this SP intake includes a fully serviceable Injen SuperNano-Web dry air filter, which provides increased filter surface area allowing for greater airflow and unbeatable filtration. If that's not enough, the Injen SP performance intake provides power you can hear and feel! This intake provides an aggressive and throaty tone that is unmatched in the aftermarket. Want to add that personalized touch to your intake? You’re in luck, as Injen also offers this intake system in multiple finishes. To top it all off, this SP CAI kit includes the unbeatable Injen Technology limited Lifetime Warranty!
Quality Hardware:
From the Stainless Steel Band Clamps with an inner protective liner to the reinforced automotive-grade silicone coupler, every aspect is covered for a perfect and secure fit.
Hassle-Free Installation:
Make it easy! The Injen SP Series Air intakes have been strategically designed to use fewer parts to provide the end user with one of the quickest and simplest installations available on the market today.
Dyno Proven:
Clean and simple, NUMBERS talk! Injen has put in the time and diligence to stand behind their performance data. They put in the time to test and prove that they have developed a superior kit. So after hours of designing and dyno testing, Injen is proud to say that the SP Series Cold Air Intake system adds additional horsepower and torque. (Results vary by part and vehicle)
Warranty:
Injen Technology offers a Limited Lifetime Warranty to the original purchaser against defects in material and workmanship on all intake systems, air filters, and hydroshields. Injen Technology will replace, at no charge, any intake pipe, air filter, or hydroshield considered by Injen Technology to be defective. Any and all warranty coverage is limited to the repair or replacement of the defective part only, at Injen Technology's discretion. Proof of purchase is required. The warranty does not cover incidental or consequential damages, damages caused from improper installation, nor does it cover the cost of installation or removal of the defective part or its replacement. All warranty items must be sent freight prepaid with a valid RMA (Return Merchandise Authorization) number and copy of original invoice.
California Residents: Prop 65 Warning

Customer Reviews
Injen SP Cold Air Intake System fits the following vehicle(s):
- Part Number fits: INJ-SP1999BLK (41472)
- 2014 INFINITI Q50
- 2015 INFINITI Q50