Hondata S300/S300J v3 with Bluetooth - HPTautosport

Hondata S300/S300J v3 with Bluetooth

  • $590.00
    Unit price per 


Notes: S300 cannot be sold or shipped to California. If you place an order with a shipping address to CA, your order will be cancelled and refunded.

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.

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)
  • Includes install kit for DIY installation 

-HPT can professionally install your S300 board into a core OBD1 vtec ecu in house. Please choose "Add Core Vtec ECU installed" option before making your purchase. Also choose whether you want electronic boost control components added to your ecu.


-There is a rectangular frame ECU version of the s300 and a square frame ECU  version (s300J). If you need the S300J, please contact us before making your  purchase. 

-Core ECU's are USED, Tested working good Vtec or Non-Vtec converted to Vtec  OBD1 ECU's. Core ECU's may include the following: P28, P72, P05, P06, P30,  P75.

-All S300 boards installed in house are fully checked and tested for functionality  before shipping. Please Include your VIN in order note for Hondata registration.

-Smanager software CD is no longer included and is only available for download  directly on

-The Main Capacitor is no longer included with the S300 install kit from Hondata.  We have however made this optional with your purchase. Please select " Add  New  Main Capacitor ".

-S300 Installations are done "As Needed" and can take 5-7 business days to ship after purchase.

-If you need a rush install, please contact us immediately after purchase. We offer rush install service for $100 additional.




We Also Recommend