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Collection: S300

Everything you may need to tune your vehicle using the Hondata S300 system.  The S300 is one of the best OBD1 Honda/Acura tuning systems available.
27 products
  • Hondata S300 Custom Programmed Basemap File
    Hondata S300 Custom Programmed Basemap File - HA Motorsports
    Regular price
    $29.00
    Sale price
    $29.00
    Unit price
    per 
  • Hondata S300 V3 / P28 ECU Package
    Hondata S300 V3 / P28 ECU Package - HA Motorsports
    Regular price
    $694.00
    Sale price
    $694.00
    Unit price
    per 
  • Hondata S300 Ready OBD1 AUTO ECU
    Hondata S300 Ready OBD1 AUTO ECU - HA Motorsports
    Regular price
    $219.00
    Sale price
    $219.00
    Unit price
    per 
  • HA Motorsports Hondata S300 Ready OBD1 P28 VTEC ECU
    HA Motorsports Hondata S300 Ready OBD1 P28 VTEC ECU - HA Motorsports
    Regular price
    $199.00
    Sale price
    $199.00
    Unit price
    per 
  • PWM Boost Control Kit
    PWM Boost Control Kit - HA Motorsports
    Regular price
    $10.95
    Sale price
    $10.95
    Unit price
    per 
  • Hondata 4 Bar MAP Sensor - D/B/F/H Series Engines
    Hondata 4 Bar MAP Sensor - D/B/F/H Series Engines - HA Motorsports
    Regular price
    $99.00
    Sale price
    $99.00
    Unit price
    per 
  • Hondata S300 V3
    Hondata S300 V3 - HA Motorsports
    Regular price
    $495.00
    Sale price
    $495.00
    Unit price
    per 
  • Hondata S300 Socketing Kit for OBD1 USDM ECU's
    Hondata S300 Socketing Kit for OBD1 USDM ECU's - HA Motorsports
    Regular price
    $14.95
    Sale price
    $14.95
    Unit price
    per 
  • Hondata 4 Port Boost Control Solenoid
    Hondata 4 Port Boost Control Solenoid - HA Motorsports
    Regular price
    $100.00
    Sale price
    $100.00
    Unit price
    per 
  • Hondata S300 V3 / P06 ECU Package
    Hondata S300 V3 / P06 ECU Package - HA Motorsports
    Regular price
    $684.00
    Sale price
    $684.00
    Unit price
    per 
  • HA Motorsports Ethanol Sensor Plug-n-Play Harness for Hondata S300
    HA Motorsports Ethanol Sensor Plug-n-Play Harness for Hondata S300 - HA Motorsports
    Regular price
    $39.00
    Sale price
    $39.00
    Unit price
    per 
  • HA Motorsports Hondata S300 Ready OBD1 Non-VTEC ECU
    HA Motorsports Hondata S300 Ready OBD1 Non-VTEC ECU - HA Motorsports
    Regular price
    $189.00
    Sale price
    $189.00
    Unit price
    per 
  • Clear ECU Cover with etched Hondata Logo for OBD1 ECU's with S300
    Clear ECU Cover with etched Hondata Logo for OBD1 ECU's with S300 - HA Motorsports
    Regular price
    $25.00
    Sale price
    $25.00
    Unit price
    per 
  • Hondata S300 V3 / P28 ECU Boost Package
    Hondata S300 V3 / P28 ECU Boost Package - HA Motorsports
    Regular price
    $833.00
    Sale price
    $833.00
    Unit price
    per 
  • 6 ft. USB 2.0 Replacement Cable
    6 ft. USB 2.0 Replacement Cable - HA Motorsports
    Regular price
    $10.00
    Sale price
    $10.00
    Unit price
    per 
  • Hondata S300 V3 / P72 ECU Package
    Hondata S300 V3 / P72 ECU Package - HA Motorsports
    Regular price
    $844.00
    Sale price
    $844.00
    Unit price
    per 
  • Hondata Additional Input Subharness
    Hondata Additional Input Subharness - HA Motorsports
    Regular price
    $9.95
    Sale price
    $9.95
    Unit price
    per 
  • HA Motorsports Hondata S300 Ready OBD1 P72 VTEC ECU
    HA Motorsports Hondata S300 Ready OBD1 P72 VTEC ECU - HA Motorsports
    Regular price
    $349.00
    Sale price
    $349.00
    Unit price
    per 
  • Hondata S300 V3 / OBD1 AUTO ECU Package
    Hondata S300 V3 / OBD1 AUTO ECU Package - HA Motorsports
    Regular price
    $714.00
    Sale price
    $714.00
    Unit price
    per 
  • Hondata S300J Version 3
    Hondata S300J Version 3 - HA Motorsports
    Regular price
    $495.00
    Sale price
    $495.00
    Unit price
    per 
  • Grams Wideband Gauge Kit w/ Bosch LSU 4.9 Sensor
    Grams Wideband Gauge Kit w/ Bosch LSU 4.9 Sensor - HA Motorsports
    Regular price
    $199.00
    Sale price
    $199.00
    Unit price
    per 
  • 10 ft. Replacement USB 2.0 Cable
    10 ft. Replacement USB 2.0 Cable - HA Motorsports
    Regular price
    $14.00
    Sale price
    $14.00
    Unit price
    per 
  • HA Motorsports Hondata S300J Ready OBD1 JDM P08 ECU
    HA Motorsports Hondata S300J Ready OBD1 JDM P08 ECU - HA Motorsports
    Regular price
    $249.00
    Sale price
    $249.00
    Unit price
    per 
  • Hondata S300J Socketing Kit for OBD1 JDM ECU's
    Hondata S300J Socketing Kit for OBD1 JDM ECU's - HA Motorsports
    Regular price
    $14.95
    Sale price
    $14.95
    Unit price
    per 
  • Hondata Traction Control
    Hondata Traction Control - HA Motorsports
    Regular price
    $595.00
    Sale price
    $595.00
    Unit price
    per 
  • Hondata Injector Driver
    Hondata Injector Driver - HA Motorsports
    Regular price
    $395.00
    Sale price
    $395.00
    Unit price
    per 
  • Hondata CPR Coil Pack Retrofit Kit
    Hondata CPR Coil Pack Retrofit Kit - HA Motorsports
    Regular price
    $395.00
    Sale price
    $395.00
    Unit price
    per 

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