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K&N Air Intake Systems for the Ford Flex

Ford Flex Performance Air Intake Systems

If you are looking to improve performance, K&N Ford Flex 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 Ford Flex with a K&N air intakes.
K&N Air Intake Systems
Vehicle DescriptionPart NumberProduct Image 
2015 Ford Flex 3.5L V6 F/I - Exc. Turbo
SUV
2015 Ford Flex 3.5L Air Intake
77-2576KTK

Est. Power Gain
13.22 HP @ 5698 RPM
77-2576KTK Flex 77 Kit Air Intake
List Price: $513.00
Factory Direct Price: $282.99
2014 Ford Flex 3.5L V6 F/I - Turbo
SUV
2014 Ford Flex 3.5L Air Intake
69-3531TS

Est. Power Gain
12.12 HP @ 5327 RPM
69-3531TS Flex Typhoon Kit (CA) Air Intake
List Price: $484.92
Factory Direct Price: $266.99
2014 Ford Flex 3.5L V6 F/I - Exc. Turbo
SUV
2014 Ford Flex 3.5L Air Intake
77-2576KTK

Est. Power Gain
13.22 HP @ 5698 RPM
77-2576KTK Flex 77 Kit Air Intake
List Price: $513.00
Factory Direct Price: $282.99
2013 Ford Flex 3.5L V6 F/I - Exc. Turbo
SUV
2013 Ford Flex 3.5L Air Intake
77-2576KTK

Est. Power Gain
13.22 HP @ 5698 RPM
77-2576KTK Flex 77 Kit Air Intake
List Price: $513.00
Factory Direct Price: $282.99
2012 Ford Flex 3.5L V6 F/I - Exc. Turbo
SUV
2012 Ford Flex 3.5L Air Intake
77-2578KS

Est. Power Gain
9.19 HP @ 4914 RPM
77-2578KS Flex 77 Kit Air Intake
List Price: $551.11
Factory Direct Price: $303.99
2011 Ford Flex 3.5L V6 F/I - Exc. Turbo
SUV
2011 Ford Flex 3.5L Air Intake
77-2578KS

Est. Power Gain
9.19 HP @ 4914 RPM
77-2578KS Flex 77 Kit Air Intake
List Price: $551.11
Factory Direct Price: $303.99
2010 Ford Flex 3.5L V6 F/I - Exc. Turbo
SUV
2010 Ford Flex 3.5L Air Intake
77-2578KS

Est. Power Gain
9.19 HP @ 4914 RPM
77-2578KS Flex 77 Kit Air Intake
List Price: $551.11
Factory Direct Price: $303.99
2009 Ford Flex 3.5L V6 F/I - All
SUV
2009 Ford Flex 3.5L Air Intake
77-2578KS

Est. Power Gain
9.19 HP @ 4914 RPM
77-2578KS Flex 77 Kit Air Intake
List Price: $551.11
Factory Direct Price: $303.99