Injen N55 E Series Cold Air Intake

Remove the restrictive factory airbox and replace it with an Injen Free Flow Air Intake Kit! A must for people looking to go full bolt on!

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 Injens flagship system in their lines of traditional aluminum cold air intake systems. Injen Technology is the worlds 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 Technologies 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. Our 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!

Direct fit for
2011-2013 BMW 135i L6-3.0L Turbo (E82/88)
2011-2013 BMW 335i/xDrive L6-3.0L Turbo (E9X)
Dyno Proven gains of up to 15 hp and 18 lb-ft. of torque
Short Ram Air Intake Design
Features Injen's patented Air Fusion Technology
Fully functional ram air scoop directs cool air into the air filter
Provides power gains while maintaining A/F ratios
No additional tuning required
6061-T6 aluminum intake tubing
Fully serviceable Injen SuperNano-Web dry air filter
Replacement air filter part number X-1021-BB
Optional hydroshield part number 1037BLK or 1037RED
Available in multiple finishes
Aggressive engine tone under full throttle
Smooth intake piping eliminates restrictions and improves airflow
Made in Pomona California, USA
Injen Technology Limited Lifetime Warranty
CARB EO #: D-476-8
CARB EO # applies to 2011-2012 model years only