Hondata S300 Version 3
SKU: 85763578980

Hondata S300 Version 3

Sale price$386.10 Regular price$429.00
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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 8 - Jul 13

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Description

Hondata S300 Version 3The 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. Please contact us if you

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. Please contact us if you have a square frame ECU before purchasing.

The S300 uses SManager software for tuning and datalogging.

***Please contact us if you have any questions before purchase. An email will be sent to buyer after payment has been confirmed.***

Warning

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
Vehicle
Model List Civic 1992-2001
Integra 1992-2000
Prelude 1992-2000
ECU
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)

Main features:

  • 8 analog inputs.(datalogging only)
  • 1 digital input. (datalogging only)
  • Additional security to help identify and prevent theft
  • Datalogging memory doubled in size for up to 2 hours recording.
  • Non battery memory backup for greater reliability and longer life.
  • On board calibration storage.
  • USB and Radio technology connection for speed and compatibility
  • SManager Windows based software for parameter & table editing, calibration uploading and datalogging.
  • Real-time updating of ECU parameters & tables.
  • Built in calibrations for common engine combinations
  • Built in datalogging to a laptop
  • On board datalogging memory (4 MB memory, 20-240 minutes datalogging) with trigger conditions.
  • Adjustment for different sized injectors, with overall fuel trim.
  • Configurable for any MAP sensor (to 5 Bar and above)
  • TPS based table lookup for ITBs
  • Engine protection from over boost.
  • Expanded fuel and ignition tables to 60 + lbs boost and 11,000 + rpm
  • Three multi purpose outputs for nitrous control or similar
  • Supports lambda tracing from a wideband o2 (PLX wideband recommended)
  • PWM output for boost control with fixed or gear based boost.
  • Dual tables for high/low octane calibrations etc.
  • Two analog inputs for wideband, EGTs etc.
  • High and low speed 24 x 20 ignition and fuel tables for correct VTEC tuning
  • Injector size fuel trim
  • Fuel trim for starting, throttle tip in and individual cylinder trim
  • Rev limiter with fuel cut or fuel and ignition cut
  • Launch control with anti-lag
  • Full throttle shift
  • Adjustable VTEC window with load and throttle control
  • Secondary intake runner control
  • Adjustable idle speed
  • Adjustable boost cut with hot and cold settings
  • Shift light
  • Closed loop control
  • Air temperature compensation
  • Water temperature compensation
  • Fuel and ignition correction based on gear
  • A/C shutoff conditions
  • Closed loop
  • Three general purpose outputs for nitrous control, quad boost control or similar

Real-time Update

The s300 can be updated in real-time with the engine running without affecting the operation of the vehicle.  This means that calibrations and changes can be uploaded to the ECU very quickly (2 seconds for a new calibration, a fraction of a second for anything else), without interrupting the operation of the engine.  Changes made in the SManager software are uploaded to the ECU instantly and you can see the effect immediately.  The s300 does not use an EEPROM or equivalent, so you never need to open the ECU to change chips nor 'burn' ROMs. No EPROM programmer is necessary - you just need a laptop with USB port or Radio technology capability.

Datalogging

The s300 has datalogging to the SManager software built in via the USB or Radio technology. Using a laptop or mobile device the various ECU sensors can be data-logged, viewed, graphed and saved for later analysis. 

Additionally the s300 has on board flash memory which allows a datalog to be made without a laptop, for later access and download.  Multiple recordings can be made and stored in the s300 for a total of around 120 minutes of total datalogging time. An external switch can be used to start and stop recordings, or engine conditions can trigger recording. For instance in a drag race, the s300 can be set to start recording once the rpm is bought up to near launch rpm and automatically stop once past the traps and the rpm drops below a certain level.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 85763578980

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Jessica R.
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★★★★★ 4
Very small toys! But they are fun!
Color: 9 Pack (No-stuffed Fox), Color: 9 Pack (No-stuffed Fox)
All the toys in this pack are very small. I almost sent it back because I was worried they’d be too small for our new puppy. I’m glad we didn’t though because she loves all the toys. Her favorite is the fox because it makes the crunchy plastic sound. She will outgrow the toys but for now this was perfect for her.
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Reviewed in the United States on January 28, 2026
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KillerGhostWriter
Lake Worth, US
★★★★★ 5
Great Toy Bundle
Color: 9 Pack (No-stuffed Fox)
My puppy loves these so much that I purchased a second set! The toys keep him engaged, are very cute and soft, and so far have withstood the wrath of a slightly psychotic furchild! Highly recommend!
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Reviewed in the United States on May 30, 2026
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GooGooDolphins
Whiting, US
★★★★★ 5
My puppy loves this set
Color: 9 Pack (No-stuffed Fox)
It’s been 15 years since I had a puppy so after I adopted a 9 week old puppy, then I realized I had no toys for her! I wanted a variety at a reasonable price. And fast too! This arrived the next day and she immediately started playing with everything. I think her favorite is the fox but she loves them all. The first time she heard the avocado squeak was priceless. She also loves the rope toys but they shred so I limit her time alone with them. These probably won’t last a long time but they were a good price for a lot of variety of items. She is happy so I’m happy. Thanks
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Reviewed in the United States on May 2, 2026
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Melissa Routheaux
Boise, US
★★★★★ 3
Poop bag and treat dispenser questionable
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This is a hard one. The toys seem great. The whole box smells of the poop bags and I don't think they should be a part of the purchase. The bigger issue i see is the treat ball seems to have a weird plastic coating on it. Almost like a thin clear coat that gives is a peeling feeling and I don't think it is safe for the puppy. Excited to see how she likes the other toys though.
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Reviewed in the United States on May 16, 2026
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Tollie
Los Angeles, US
★★★★★ 5
Great durable toys for baby/small dogs
Color: 9 Pack (No-stuffed Fox)
These were perfect for our 8 week old dachshund. She loves every one of the toys.
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