M20 O360 Challenger Air Filter Kit

Power Flow uses Challenger Air Filters on all of its aircraft. We test both with a stock and with a Challenger filter and the results are clear, Challenger is the superior product. Our exhaust system greatly improves cylinder evacuation, while the Challenger Air Filter greatly improves air intake. Together, the performance results speak for themselves. Try it out, we guarantee you will not be disappointed. Our 60 Day Money Back Guarantee applies not only to our exhaust system, but to our Challenger Kits as well. Try one today!

KIT INCLUDES:-Air Filter - M20 (O360)-Filter Gasket - M20 (O360)-Filter Installation Kit M20 (O360)-Filter Recharge Kit - All models

Power Flow's Testing


The Challenger Aviation air filter is a great complimentary product to the Power Flow tuned exhaust. We conducted our own tests to justify claims on this product and our results were as follows:

  • Definite boost in MAP

  • Speed increase of 1-2 knots

  • More power generated on take-off

  • Engine was able to "breathe" better


Challenger Aviation Advertised Benefits:


  • Increased horsepower

  • Increase in RPM or Manifold Pressure

  • Reported fuel savings of .3 to .5 gallons per hour

  • Uses K&N re-cleanable air filter media

  • Up to 50% more air flow with the same dirt holding capability

  • NO AD's

  • Installs into factory location

  • Up to 25 recharges or 2500 hrs