Replaces leaking or inefficient oil blow-by systems for better oil retention and engine health
Hidden, lightweight, and compact design for easy installation and unobtrusive appearance
Tested extensively to ensure reliable performance, especially with large fuel tanks
Mounts below the dash panel, tucked out of the way for a clean installation
Compatible with 2009 and newer fuel-injected YFZ450R and YFZ450X models
Summarized by Shop
38 Motorsports G6 YFZ450R/YFZ450X oil blow by breather box for 2009 and newer fuel injected YFZ.
Replaces your stock box that leaks and/or doesn't work well, or the ltr or aftermarket breathers that are just in the way. As with everything we offer they have been tested extensively, these things work! They work well with large fuel tanks. A
Material
Aluminum, Rubber
Color
Black, Silver
Compatibility
Yamaha YFZ450R, YFZ450X (2009 and newer, fuel-injected)
Mounting
Below dash panel, out of sight
Manufacturer Type
Aftermarket
Summarized by Shop
5.0
45 ratings
5
4
3
2
1
Awesme and quick
V
Vadim · August 17, 2026
Shipping and packaging was awesome. Fit and finish was perfect! Thank you
J
Jay · June 9, 2026
Well packed, arrived fast, perfect fit and good instructions.
