Honda CRF125F Available Tunes

Current ECU Flashes available for Honda CRF125F -


During checkout for a mail in flash, you may add the tune # you would like or fill in your modifications and we will match the appropriate tune.

If a dynojet PV3 is purchased from CJR, the tunes listed below are included for you per request and can be emailed over to you at no additional charge. We do require the PV_INFO.TXT file in order to send a tune your way.

If you already own a Dynojet PV3, tunes may be purchased individually

Stock Intake/Stock Exhaust CRF125F Unrestricted Flash

  • Stock Intake/Stock Exhaust with Modified Baffle (12.5% increase)

  • Modified Intake/Stock Exhaust

  • Modified Intake/Stock Exhaust with Modified Baffle

  • Stock Intake/Yoshimura Exhaust with Baffle

  • Stock Intake/Yoshimura Exhaust without Baffle

  • Modified Intake/Yoshimura Exhaust with Baffle

  • Modified Intake/Yoshimura Exhaust without Baffle

  • Stock Intake/Pro Circuit Exhaust with Baffle

  • Stock Intake/Pro Circuit Exhaust without Baffle

  • Modified Intake/Pro Circuit Exhaust with Baffle

  • Modified Intake/Pro Circuit Exhaust without Baffle

  • Stock Intake/Rocket Exhaust with Baffle

  • Stock Intake/Rocket Exhaust without Baffle

  • Modified Intake/Rocket Exhaust with Baffle

  • Modified Intake/Rocket Exhaust without Baffle

  • Modified Intake/Stock Exhaust with Baffle + DCR Camshaft

  • Modified Intake/Stock Exhaust without Baffle + DCR Camshaft

  • Modified Intake/Yoshimura Exhaust without Baffle + DCR Camshaft

  • Modified Intake/Pro Circuit Exhaust without Baffle + DCR Camshaft

  • Modified Intake/Rocket Exhaust without Baffle + DCR Camshaft

  • Engines Only 140cc Big Bore Kit Modified Intake 24mm Throttle Body Ported Manifold Stk Valve DCR Camshaft Pro Circuit FS Exhaust

  • Engines Only 140cc Big Bore Kit Modified Intake 26mm Throttle Body Ported Manifold Big Valve DCR Camshaft Yoshimura FS Exhaust

  • Engines Only 140cc Big Bore Kit Modified Intake 26mm Throttle Body Ported Manifold Big Valve DCR Camshaft Rocket FS Exhaust

  • Engines Only 140cc Big Bore Kit Modified Intake 24mm Throttle Body Ported Manifold Stk Valve Ported Head DCR Camshaft Pro Circuit FS Exhaust

  • Engines Only 140cc Big Bore Kit Modified Intake 26mm Throttle Body Ported Manifold Big Valve Ported Head DCR Camshaft Yoshimura FS Exhaust

  • Engines Only 140cc Big Bore Kit Modified Intake 26mm Throttle Body Ported Manifold Big Valve Ported Head DCR Camshaft Rocket FS Exhaust

    * MODIFIED INTAKE - Removed backfire screen + optional remove top snorkel + Optional drill holes in airbox cover