BOYESEN RAD VALVE 00 YZ125, BLOCK RAD-33E, RAD-33E Plastics Harley Davidson - FXDB Dyna

Harley Davidson - FXDB Dyna Street Bob - 2007 - 2013

Sportsman 700 4x4 [If built after 10/02/03] 04

Versatile Use: Perfect for all off-road adventures

VN900B Vulcan Classic (2006-2018)

anatomically shaped heel cup

BOYESEN RAD VALVE 00 YZ125, BLOCK RAD-33E, RAD-33E Plastics Harley Davidson - FXDB DynaBoyesen Rad Valve RAD 33E RAD33E Now delivered with carbon fiber reeds for even greater performance gains Maintains flow velocity through the valve and redirects intake charge for more even distribution to the intake ports Sharper, quicker throttle response Added torque improves performance on hills, through corners and over technical jumps Increases horsepower in low , middle and especially the top end ranges One piece aluminum casting, no trimming