TWIN AIR Powerflow Kit - Kawasaki 151125C XD-4/VX-Pro3/VX-Pro4 Helmet Liner — XL Engraved metallic part with Polisport

Engraved metallic part with Polisport logo

The auto functionality provides perfect power delivery every time

Designed to fit most Knucklehead models equipped with Linkert early 4-bolt carburetors

Accessory/Replacement part

TWIN AIR Powerflow Kit - Kawasaki 151125C XD-4/VX-Pro3/VX-Pro4 Helmet Liner — XL Engraved metallic part with PolisportCombines a larger Twin Air filter with a tough, ultra lightweight flange that bolts tightly onto the airbox to eliminate leaks and provide more air for more powerEach kit contains necessary mounting hardware, Twin Air dual stage filter, billet flanges and or wire cage Filter is easy to remove for cleaning and maintenance