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K&N Air Intake Systems for the BMW 323Ci

BMW 323Ci Performance Air Intake Systems

If you are looking to improve performance, K&N BMW 323Ci air intakes are easy to install and come with a million mile limited warranty.
  • Designed to increase horsepower and torque
  • K&N Million Mile Limited Warranty®
  • Replaces restrictive factory air intake system
  • Easy to install performance
Buy now from the K&N Store and get a 100% money back guarantee and free shipping on any air intake!

Add horsepower to your BMW 323Ci with a K&N air intakes.
K&N Air Intake Systems
Vehicle DescriptionPart Number Product Image
2000 BMW 323Ci 2.5L L6 F/I - E46
Automotive
2000 BMW 323Ci 2.5L Air Intake
57-0366 Product Info 57-0366 323Ci 57i Kit Air Intake
2000 BMW 323Ci 2.5L L6 F/I - E46
Automotive
2000 BMW 323Ci 2.5L Air Intake
57i-1000 Product Info 57i-1000 323Ci 57i - Gen II Air Intake
2000 BMW 323Ci 2.5L L6 F/I - US
Automotive
2000 BMW 323Ci 2.5L Air Intake
57-1002

Est. Power Gain
9.69 HP @ 6090 RPM
Product Info 57-1002 323Ci FIPK Air Intake
1999 BMW 323Ci 2.5L L6 F/I - E46
Automotive
1999 BMW 323Ci 2.5L Air Intake
57-0366 Product Info 57-0366 323Ci 57i Kit Air Intake
1999 BMW 323Ci 2.5L L6 F/I - E46
Automotive
1999 BMW 323Ci 2.5L Air Intake
57i-1000 Product Info 57i-1000 323Ci 57i - Gen II Air Intake
1999 BMW 323Ci 2.5L L6 F/I - US, E36
Automotive
1999 BMW 323Ci 2.5L Air Intake
57-1000

Est. Power Gain
8.66 HP @ 6300 RPM
Product Info 57-1000 323Ci FIPK Air Intake
1999 BMW 323Ci 2.5L L6 F/I - US
Automotive
1999 BMW 323Ci 2.5L Air Intake
57-1002

Est. Power Gain
9.69 HP @ 6090 RPM
Product Info 57-1002 323Ci FIPK Air Intake
1998 BMW 323Ci 2.5L L6 F/I - US, E36
Automotive
1998 BMW 323Ci 2.5L Air Intake
57-1000

Est. Power Gain
8.66 HP @ 6300 RPM
Product Info 57-1000 323Ci FIPK Air Intake