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Boyesen Rad Valve RC2 Yamaha YZ125 2005-2021

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Boyesen Rad Valve RC2 Yamaha YZ125


  • Aero optimized internal surfacing
  • Xcross dual carbon weave reed petals maximize power delivery
  • Extremely durable rubber coated reed petals constructed using T2 epoxy
  • Multi-staged reed petals distribute the engine's pulse forces over more surface area for maximum flow from low to high RPM

Note: Images are for reference only, actual product will vary based on make and model.

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This product is vehicle specific. Click here to select your bike to ensure fitment.

This Product Fits:

YZ125 2005-2021

This item is also available for 30 other models:

TC125 2014-2015
TC250 2014-2016
TC250 2017-2018
TE125 2014-2015
TE250 2014-2016
TE250 2017-2018
TE300 2014-2016
TE300 2017-2018
TX300 2017-2018
125 SX 1998-2015
144 SX 2007-2008
150 SX 2009-2015
200 EXC 1998-2006
200 SX 2003-2004
200 XC 2006
200 XC-W 2006
250 EXC 2007-2008
250 SX 2004-2016
250 XC 2007-2016
300 XC 2007-2016
300 XC 2017-2018
300 XC-W 2017-2018
65 SX 1998-2008
KX100 2001-2018
KX125 2004-2005
KX250 2005-2007
KX85 2001-2018
RM85 2002-2020
YZ250 2005-2021
YZ250X 2016-2017
Product Style Item # Store SKU Manufacturer Product # Availability
Product Style Boyesen Rad Valve RC2 Yamaha YZ125 2005-2021 Item # 1190512 Store SKU Manufacturer Product # RAD-33J/RAD33J Availability Out of Stock