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aFe Magnum FORCE Stage-2 Pro 5R Cold Air Intake System 11-13 BMW 335i/xi (E9x) L6 3.0L (t) N55 aFe AFE54-31912
aFe Magnum FORCE Stage-2 Pro 5R Cold Air Intake System 11-13 BMW 335i/xi (E9x) L6 3.0L (t) N55 aFe AFE54-31912
aFe Magnum FORCE Stage-2 Pro 5R Cold Air Intake System 11-13 BMW 335i/xi (E9x) L6 3.0L (t) N55 aFe AFE54-31912
aFe Magnum FORCE Stage-2 Pro 5R Cold Air Intake System 11-13 BMW 335i/xi (E9x) L6 3.0L (t) N55 aFe AFE54-31912
aFe Magnum FORCE Stage-2 Pro 5R Cold Air Intake System 11-13 BMW 335i/xi (E9x) L6 3.0L (t) N55 aFe AFE54-31912
aFe Magnum FORCE Stage-2 Pro 5R Cold Air Intake System 11-13 BMW 335i/xi (E9x) L6 3.0L (t) N55 aFe AFE54-31912
aFe Magnum FORCE Stage-2 Pro 5R Cold Air Intake System 11-13 BMW 335i/xi (E9x) L6 3.0L (t) N55 aFe AFE54-31912
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aFe Magnum FORCE Stage-2 Pro 5R Cold Air Intake System 11-13 BMW 335i/xi (E9x) L6 3.0L (t) N55

aFe
AFE54-31912
802959507032
Cold Air Intakes
1 Units In Stock - Ships Next Business Day
$ 271.00 $ 241.99
$ 241.99

SKU: 54-31912 | UPC: 802959507032

aFe Magnum FORCE Stage-2 Pro 5R Cold Air Intake System 11-13 BMW 335i/xi (E9x) L6 3.0L (t) N55

This aFe POWER Magnum FORCE Stage-2 system replaces the stock air intake on 2011-2015 BMW 135i 335i 335i xDrive and X1 xDrive35i models with N55 3.0L turbo engine. It features a massive Pro 5R filter and dyno-tuned roto-mold tube for documented gains of 12 horsepower and 13 pound-feet torque at 5500 RPM. Drivers gain quicker throttle response and stronger mid-range pull from increased airflow while retaining OEM-like fit.

Key Features

  • Pro 5R Filter: 5-inch tall 360-degree conical design with 5 layers of progressive cotton gauze media captures more air for higher power output
  • Roto-Mold Intake Tube: CAD engineered and dyno tuned black plastic tube minimizes restrictions and ensures precise fit for peak N55 performance
  • Heat Shield: Aluminum enclosure blocks engine bay heat to deliver cooler denser air for consistent gains
  • MAF Sensor Provision: Direct mounting point for mass air flow sensor maintains factory sensor calibration without adapters
  • Bolt-On Design: Includes all clamps hardware and stays for simple installation using factory mounting points

Product Notes

  • Pre-oiled Pro 5R filter installs ready-to-run with no break-in required
  • Clean filter every 30,000-50,000 miles based on driving conditions using aFe POWER cleaner kit
  • Ships in 22 x 14.5 x 10 inch box with product weight of 7.85 pounds shipping weight 9.4 pounds

Installation Notes

  • Professional installation recommended.
  • Direct bolt-on kit completes in under 90 minutes with basic hand tools
  • Uses factory mounting locations and stainless steel worm gear clamps for secure hold

This Part Fits

Year Make Model Submodel
2011-2013 BMW 135i Base
2011-2013 BMW 335i Base
2011-2013 BMW 335i xDrive Base
2013-2015 BMW X1 xDrive35i

Why Choose aFe POWER?

  • Engineers intake systems with in-house dyno testing for verified N55 gains
  • Builds components from high-grade materials like 5-layer cotton and aluminum
  • Designs for exact OEM fit across BMW E82 E88 E90 E92 E93 F48 chassis

Frequently Asked Questions

  • Q: Will this fit my 2012 BMW 335i with N55 engine?
    A: Yes it bolts directly onto all 2011-2013 335i 335i xDrive and 135i models plus 2013-2015 X1 xDrive35i with 3.0L N55 turbo
  • Q: What filter material and color does it use?
    A: Blue Pro 5R filter made from 5 layers of oiled cotton gauze for top airflow while trapping dirt effectively
  • Q: Does installation need ECU tuning or cutting?
    A: No tune required and no cutting drilling or permanent modifications just bolt-on with included hardware

Shipping & Handling

  • Method: UPS Ground or FedEx Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Original aFe POWER box measures 22 x 14.5 x 10 inches
  • Weight: 7.85 pounds product 9.4 pounds shipping
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