Fitment Information BMW 335i (E90/E92/E93) N54 (Twin Turbo) L6 3.0L Gas (2007, 2008, 2009, 2010) BMW 335is (E92) N54 (Twin Turbo) L6 3.0L Gas (2010, 2011, 2012, 2013)  BMW 335ix xDrive (E90/E92/E93) N54 (Twin Turbo) L6 3.0L Gas (2007, 2008, 2009, 2010) Specs & Features Dyno Proven - 16 whp and 30 ft/lb tq gain! Outflows factory intake by 18% Pro DRY S Air Filter (Dry) - Part # 51-76306 Pro 5R Filter (Oiled) - Part # 54-76305 CARB Exempt: No High Quality One-Piece Roto-Molded Sealed Housing with Auxiliary Air Scoop CAD-Designed Roto-Molded Intake Tube Built-In Sight Window Provides Easy Inspection of Filter Without Disassembly Unique (Patent Pending) Filter-to-Housing Interface for Easy Installation No Cutting or Drilling on Factory Parts for Faster Installation Product Description aFe (advanced FLOW engineering) spends countless hours with each and every vehicle to ensure that their intakes produce the most horsepower possible.  Each intake is dyno tested over and over to ensure their design, air filter, and technology creates the best environment for the most power and torque.  We love this intake so much, we run it on our own shop cars! aFe uses their special high-flow conical air filters that allow the most possible air flow without letting in contaminants.  Each intake produces a deep and throaty sound and outflows the factory intake by an average of 30%! aFe Cold Air Intake Features: Dyno Proven Horsepower Direct Bolt On Installation Includes all necessary hardware