GYTR for WR250F What is GYTR? Genuine Yamaha Technology Racing (GYTR®) engineers have been bringing industry-leading technology to every performance accessory they’ve designed for over 40 years.

GYTR performance products for YZ250F are expertly-developed and Yamaha-backed, ensuring race-quality performance for off-road enthusiasts.

GYTR® YZ250F Performance Ported Cylinder Head Assembly. The YZ250F GYTR Performance Ported Head Kit increases horsepower and torque across the entire YZ250F power curve. Developed and used by Yamaha race teams, the kit offers professional-level performance while maintaining strict Yamaha durability standards.

Oct 11, 2021 · The 2021-2022 YZ250F GYTR kit comes with fully assembled cylinder head, high compression piston, air filter airflow kit, OEM gasket kit and a pre-programmed Vortex ECU for 3,199.00. GYTR also offers cams for this kit for an additional $699.99.

As soon as you ride the new generation YZ250F you’ll feel the difference immediately. Featuring a lower centre of gravity, the new lightweight bilateral aluminium frame gives you increased levels of agility for faster cornering and rapid directional changes.

The Competition Kit replaces the stock ECU and allows the usage of the Yamaha Power Tuner App (with purchase of GYTR® Communication Control Unit for WR250F, B7R-H59C0-V0-00) and/or the Handlebar Map Switch, B7B-83976-00-00 that allows the rider to select between 2 pre-programed ECU maps.

The GYTR Performance Ported Head Kit increases horsepower and torque across the entire power curve. Developed and used by Yamaha race teams, the kit offers professional-level performance while maintaining strict Yamaha durability standards.

For Yamaha’s four-stroke models and the YZ250FX in particular, a Ported Cylinder Head Assembly is available complete with a CNC ported cylinder head, a GYTR High Performance Camshaft Kit, and the stock valve train. It’s a straight plug-and-play upgrade that simply bolts onto the stock cylinder.

Mar 8, 2022 · We built up a project bike with the help of GYTR and Yamaha to make this YZ250FX off-road race ready with key modifications.

Low price and easily the single best mod for a WR250F. Makes your WR a race bike, yet still reliable. Plug and play or play with it more through the GYTR Power Tuner.