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K&N Air Intakes for the Ford Flex

Ford Flex Performance Air Intakes 

Buy now from the K&N Store and get a 100% money back guarantee & free shipping on any air intake!

  • Designed to increase power and torque 
  • K&N Million Mile Limited Warranty®
  • Replaces restrictive factory air intake system
  • Easy to install performance

Add more horsepower to your Ford Flex with a K&N air intake. 

Click Here to Find K&N Air Intakes, Air Filters, & Oil Filters for any Vehicle!

K&N Performance Cold Air Intakes
Vehicle Description Type Product Part Number Product Image
2012 FORD Flex 3.5L V6 F/I - exc. Turbo SUV 77 Kit Air Intake 77-2578KS

9.19 HP @ 4914 RPM
Get Pricing and Buy
77-2578KS Air Intake
2011 FORD Flex 3.5L V6 F/I - exc. Turbo SUV 77 Kit Air Intake 77-2578KS

9.19 HP @ 4914 RPM
Get Pricing and Buy
77-2578KS Air Intake
2010 FORD Flex 3.5L V6 F/I - exc. Turbo SUV 77 Kit Air Intake 77-2578KS

9.19 HP @ 4914 RPM
Get Pricing and Buy
77-2578KS Air Intake
2009 FORD Flex 3.5L V6 F/I - All SUV 77 Kit Air Intake 77-2578KS

9.19 HP @ 4914 RPM
Get Pricing and Buy
77-2578KS Air Intake
Estimated horsepower gains based on similar vehicle dynamometer test. Results will vary. K&N manufactures performance air intakes for cars, trucks, RVs, ATVs and more.

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