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GYTR® High Compression Piston Kit


£ 235.00

Piston kit to replace the original piston to increase performance.

  • Provides a performance boost throughout the RPM range while maintaining a high level of durability
  • The special 2-ring design provides less drag and more horsepower than the stock 3-ring design
  • The CNC machined forged aluminum piston also helps boost the engine compression ratio to 14:1
  • Includes piston rings, piston pin, and clips (uses stock replacements)
  • Uses stock gaskets (not included)
  • This piston requires use of a minimum 100-octane racing fuel


For maximum performance and protection Yamaha highly recommend to use our Yamalube® 4-R Performance Oil with Ester.

Suitable for 1 great model

  • YZ450F


    '14 '15