BOYESEN RAD VALVE 85SX 2009-17, BLOCK RAD-46 Red Bull SPECT - Strive Spares SEF 450 Factory

SEF 450 Factory

Complete assemblies for ease of fitment

- KTM EXC-F 350 2012 2013 2014 2015

KDX220 97-05

EM COMP 22-23

BOYESEN RAD VALVE 85SX 2009-17, BLOCK RAD-46 Red Bull SPECT - Strive Spares SEF 450 FactoryBoyesen Rad Valve RAD 46 RAD46 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 or