We have temporarily put all tuning system/ECU sales on hold while we implement policies to comply with new EPA rules and enforcement actions. Restricted sales on ECU's and tuning systems will resume soon with the new procedures to be sure we comply with regulations.

Collection: ECU Parts / DIY Kits

56 products
  • Chipping / Socketing Kit for OBD1 USDM ECU's
    Chipping / Socketing Kit for OBD1 USDM ECU's
    Regular price
    Sold out
    Sale price
    $19.95
    Unit price
    per 
  • PWM Boost Control Kit
    PWM Boost Control Kit - HA Motorsports
    Regular price
    $10.95
    Sale price
    $10.95
    Unit price
    per 
  • Replacement Capacitor Set for USDM OBD1 Civic / Integra ECU's
    Replacement Capacitor Set for USDM OBD1 Civic / Integra ECU's - HA Motorsports
    Regular price
    $9.95
    Sale price
    $9.95
    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
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    Sale price
    $14.95
    Unit price
    per 
  • ZIF Socket ( Low Profile 28-pin)
    ZIF Socket ( Low Profile 28-pin) - HA Motorsports
    Regular price
    $9.95
    Sale price
    $9.95
    Unit price
    per 
  • Replacement 28-pin Emulation Cable for Ostrich/ Ostrich 2.0
    Replacement 28-pin Emulation Cable for Ostrich/ Ostrich 2.0 - HA Motorsports
    Regular price
    $9.00
    Sale price
    $9.00
    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 
  • Replacement 220uf 35v Main Capacitor for 'C14' Location
    Replacement 220uf 35v Main Capacitor for 'C14' Location - HA Motorsports
    Regular price
    $3.00
    Sale price
    $3.00
    Unit price
    per 
  • 1720 ECU Board VTEC Conversion Kit
    1720 ECU Board VTEC Conversion Kit - HA Motorsports
    Regular price
    $19.95
    Sale price
    $19.95
    Unit price
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  • 11FO ECU Board VTEC Conversion Kit
    11FO ECU Board VTEC Conversion Kit - HA Motorsports
    Regular price
    $19.95
    Sale price
    $19.95
    Unit price
    per 
  • KTuner End-User Board Install Kit / Headers
    KTuner End-User Board Install Kit / Headers - HA Motorsports
    Regular price
    $15.00
    Sale price
    $15.00
    Unit price
    per 
  • 28 Pin DIP / machined socket
    28 Pin DIP / machined socket - HA Motorsports
    Regular price
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    Sale price
    $3.00
    Unit price
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  • 6 ft. USB 2.0 Replacement Cable
    6 ft. USB 2.0 Replacement Cable - HA Motorsports
    Regular price
    $7.95
    Sale price
    $7.95
    Unit price
    per 
  • 28 Pin Leaf Spring Socket
    28 Pin Leaf Spring Socket - HA Motorsports
    Regular price
    $1.00
    Sale price
    $1.00
    Unit price
    per 
  • 1980 ECU Board VTEC Conversion Kit
    1980 ECU Board VTEC Conversion Kit - HA Motorsports
    Regular price
    $19.95
    Sale price
    $19.95
    Unit price
    per 
  • 4 Pin Header for CN2 (black)
    4 Pin Header for CN2 (black)
    Regular price
    $1.99
    Sale price
    $1.99
    Unit price
    per 
  • Chipping / Socketing Kit for OBD1 JDM ECU's
    Chipping / Socketing Kit for OBD1 JDM ECU's - HA Motorsports
    Regular price
    Sold out
    Sale price
    $19.95
    Unit price
    per 
  • HondaRulez COP Mini Board Socketing / Installation Kit for USDM and JDM ECU's
    HondaRulez COP Mini Board Socketing / Installation Kit for USDM and JDM ECU's
    Regular price
    $10.00
    Sale price
    $10.00
    Unit price
    per 
  • Clear ECU Cover for OBD1 USDM ECU's
    Clear ECU Cover for OBD1 USDM ECU's - HA Motorsports
    Regular price
    $20.00
    Sale price
    $20.00
    Unit price
    per 
  • Moates Demon Socketing Kit for OBD1 USDM ECU's
    Moates Demon Socketing Kit for OBD1 USDM ECU's - HA Motorsports
    Regular price
    Sold out
    Sale price
    $19.95
    Unit price
    per 
  • NPN Transistor for Q26, Q30, Q37
    NPN Transistor for Q26, Q30, Q37 - HA Motorsports
    Regular price
    $2.00
    Sale price
    $2.00
    Unit price
    per 
  • Clear ECU Cover for K Series ECU's with Hondata Logo
    Clear ECU Cover for K Series ECU's with Hondata Logo - HA Motorsports
    Regular price
    $22.00
    Sale price
    $22.00
    Unit price
    per 
  • Replacement 4 pin cable for Moates Demon V1 or Moates Hulog
    Replacement 4 pin cable for Moates Demon V1 or Moates Hulog - HA Motorsports
    Regular price
    $4.00
    Sale price
    $4.00
    Unit price
    per 
  • 4 Pin Latching Header
    4 Pin Latching Header - HA Motorsports
    Regular price
    $1.00
    Sale price
    $1.00
    Unit price
    per 
  • Demon Header Pins Set
    Demon Header Pins Set - HA Motorsports
    Regular price
    $10.00
    Sale price
    $10.00
    Unit price
    per 
  • Clear ECU Cover for K Series ECU's with KTuner Logo
    Clear ECU Cover for K Series ECU's with KTuner Logo - HA Motorsports
    Regular price
    $20.00
    Sale price
    $20.00
    Unit price
    per 
  • .1uf Capacitor Set for C51 / C52
    .1uf Capacitor Set for C51 / C52 - HA Motorsports
    Regular price
    $1.00
    Sale price
    $1.00
    Unit price
    per 
  • Demon1 Replacement Battery
    Demon1 Replacement Battery
    Regular price
    $4.00
    Sale price
    $4.00
    Unit price
    per 
  • Hondata OBD1 ECU Carbon Fiber Top Lid
    Hondata OBD1 ECU Carbon Fiber Top Lid - HA Motorsports
    Regular price
    $35.00
    Sale price
    $35.00
    Unit price
    per 
  • 74HC373 Chip
    74HC373 Chip - HA Motorsports
    Regular price
    $2.00
    Sale price
    $2.00
    Unit price
    per 
  • 1.2k Ohm Resistor
    1.2k Ohm Resistor - HA Motorsports
    Regular price
    $0.99
    Sale price
    $0.99
    Unit price
    per 
  • 0 Ohm Resistor (jumper)
    0 Ohm Resistor (jumper) - HA Motorsports
    Regular price
    $0.99
    Sale price
    $0.99
    Unit price
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