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aFe MagnumFORCE Intakes Stage-1 PDS AIS PDS BMW 540i (E39) 97-03 V8-4.4L

Unlock maximum performance in minutes with this aFe Stage 1 cold air intake system. Enclosed in a durable 16-gauge heat shield, a massive washable/reusable 360-degree conical Pro 5R air filter increases airflow, resulting in an additional 6 horsepower and 7 pounds/feet of torque.

  • Unique 3-angle adaptor for increased air velocity
  • Pro 5R air filter constructed with 100% polyurethane for long life and multiple cleaning cycles
  • Easiest intake on the market to install

Simply remove the factory intake and mount the 3-angle adaptor with the air filter to the MAF sensor tube, and you'll be breathing more air and producing more power.

Make Model Year Type
BMW 540i 1997 Base
BMW 540i 1998 Base
BMW 540i 1999 Base
BMW 540i 2000 Base
BMW 540i 2001 Base
BMW 540i 2002 Base
BMW 540i 2003 Base
Advanced FLOW engineering (aFe) is a manufacturer of automotive cold air intake systems, performance air filters, fluid filters, intake manifolds turbochargers, programmers, throttle body spacers and exhaust systems. aFe was founded in 1999 and is headquartered in Corona, California, USA, in two facilities including their headquarters and manufacturing facilities. A warehouse and R&D facility was added in 2012.
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