Power Flow Kit Replacement Filter This Twin Air 152219FR Power Flow Kit Replacement Filter replaces parts from K&N Engineering and Uni and is perfect for replacement or a performance upgrade. .
So far seems like a really well made filter. I bought it because it’s the replacement to the power flow kit sold for the 2017 YZ450. The hole kit is over $200 so all I did was bought this filter and cut out the metal screen from my air box which makes it the same as the power flow kit...