Hondata S300

  • Sale
  • Regular price $819.99
Shipping calculated at checkout.

The s300 version 3 is a plug in module to the OBD1 factory Honda Engine Computer (not included) which vastly expands the capabilities of the factory ECU. Forced induction, datalogging, real time programming, Bluetooth and engine protection are but a few of the comprehensive s300 features.

Designed, manufactured and assembled in the USA.

There are rectangular frame ECU (US) and square frame ECU (Japan) versions of the s300.

The S300 uses SManager software for tuning and datalogging.


Within the USA this product is legal only for racing vehicles which may never be used upon a public highway.


Sales Region Unrestricted
EPA/CARB status (USA) Competition vehicles only
Model List Civic 1992-2001
Integra 1992-2000
Prelude 1992-2000
Part Number P06, P28, P30, P72, P74, P75


New features for Version 3:

  • Ethanol content sensor support
  • Bluetooth technology for laptop programming/datalogging and mobile datalogging
  • 2-4 times faster datalogging
  • CAN output
  • Serial output for dashboards like the AiM MXL and Racepak IQ3 - (needs 230-vmefi-hond)


 ** WE INSTALL THESE AT OUR SHOP - Click here for more info**