BOYESEN RAD VALVE 03-04 YZ125, BLOCK RAD-33I, RAD-33I RAD-33H Textile Beta RR 4T 390 Racing

Beta RR 4T 390 Racing 2020-2023

Yamaha WR450F 2019–2024

- SUZUKI VANVAN RV 125 2009 2010 2011 2012 2013 2014 2015 2016 2017

they don't buckle and bend like the Ghetto rip-off's you see

BOYESEN RAD VALVE 03-04 YZ125, BLOCK RAD-33I, RAD-33I RAD-33H Textile Beta RR 4T 390 RacingBoyesen Rad Valve RAD 33I RAD33I 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