Boyesen RAD-12J Rad Valve brake-brake-lines-front-brake-lines 1999-2002 Harley Davidson FXDL Dyna

1999-2002 Harley Davidson FXDL Dyna Low Rider

2023 Harley Davidson FLHX Street Glide

Replaces OEM #45845-77

1972 Yamaha XS2

Simple 2-wire connection

Boyesen RAD-12J Rad Valve brake-brake-lines-front-brake-lines 1999-2002 Harley Davidson FXDL DynaAn aero form reed valve that corrects the problems associated with existing reed valve designs. Maintains flow velocity through the valve and re directs the intake charge for even distribution to the intake ports. Provides quicker, sharper throttle response and more horsepower. 1 piece aluminum casting; no manifolds to trim or plastic pieces to insert. Boyesen Pro Series RAD Reeds included. Vehicle Fitment: 2005 2007 Kawasaki KX250