BOYESEN 1998 RM125 BOYESEN RAD BLOCK RAD-21D SWITCHES - GUZZI V100 MANDELLO S

- GUZZI V100 MANDELLO S 2022 2023 2024

XTZ 250 X (2008-2010)

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BOYESEN 1998 RM125 BOYESEN RAD BLOCK RAD-21D SWITCHES - GUZZI V100 MANDELLO SBoyesen Rad Valve RAD 21D RAD21D 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