SM3+ ECU


Our leading SM3+ a full replacement for the original EFI System  with a very strong feature set, state of the art electronics designed to withstand some of the toughest conditions and still provide enough I/O to precisely control and tune your engine over a high speed on-board bluetooth or USB connection!

It's based around the MegaSquirt3 firmware but with refind electronics and a custom software .INI-file for our SM3, making it much more user/install friendly!

Special request and/or (PnP)boards are possible contact us for more info!


SM3+ is:

  • User/install friendly
  • Waterproof
  • Small footprint
  • Rich functionality (Lambda-controller, double Knock, EGT, Bluetooth/USB connection, onboard dataloging+RTC)
  • Affordable
  • KdFi1.4 upgrade compatible


Product Compare (0)


SM3+ PNP

SM3+ PNP

Coming soon!M50early-M50late-M50TU-M52 BMW PlatformsXU-TU 16V PSA PlatformsThe SM3+ Plug&Play’s ..

649.00€ Ex Tax: 536.36€

Tiny GPS Controller CANbus

Tiny GPS Controller CANbus

The Tiny GPS controller is fully developed to put as many data on the Megasquirt CanBus as possible;..

205.69€ Ex Tax: 169.99€

ECU Wiring & Installation Service

ECU Wiring & Installation Service

Universal "Wire-in" a custom ECU wiring harness made specifically for your car. This option is ..

72.60€ Ex Tax: 60.00€

Rolling Road & tuning service on site

Rolling Road & tuning service on site

On site service.As a guide line;Cars in mechanical and electronic good conditions take 2-3hours to m..

90.75€ Ex Tax: 75.00€

SM3+ ECU 90pin connector

SM3+ ECU 90pin connector

Replacement or additional 90pin connector for the SM3+ ECU.Perfect when swapping SM3+ ECU between mu..

24.99€ Ex Tax: 20.65€

SM3+ Elite ECU

SM3+ Elite ECU

SM3+ elite ECU! Our leading SM3 a full replacement for the original EFI System  with a ver..

779.99€ Ex Tax: 644.62€

SM3+ Motronic DIY PCB Kperformance

SM3+ Motronic DIY PCB Kperformance

A Universal Motronic DIY basis PCB. With this custom board you can now easily convert any 55pin (3ro..

159.99€ Ex Tax: 132.22€

SM3+ USB Cable

SM3+ USB Cable

Replacement USB cable for the SM3+ ECU.Features:To be crimped2m length..

9.67€ Ex Tax: 7.99€

SM3+ Wiring Loom

SM3+ Wiring Loom

Universal automotive graded "Wire-in" loom, designed around the pinout of the SM3+ ECU but also univ..

119.99€ Ex Tax: 99.17€

Tiny Analog Acceleration Sensor

Tiny Analog Acceleration Sensor

The Tiny Analog Acceleration Sensor is an 2 axis +-3G accelerometer, with 2x 5V analog outputs. It..

39.99€ Ex Tax: 33.05€

SM3+ ECU

SM3+ ECU

SM3+ ECU! Our leading SM3 a full replacement for the original EFI System  with a very stro..

659.99€ Ex Tax: 545.45€

SM3+ ECU Module

SM3+ ECU Module

Retro-fit-able on all existing KData KdFi1.4 ECU's. Installation takes a couple of seco..

361.79€ Ex Tax: 299.00€

SM3+ Wire-IN ECU

SM3+ Wire-IN ECU

SM3+ Wire-IN ECU! Our leading SM3 a full replacement for the original EFI System  with a v..

449.99€ Ex Tax: 371.89€

Showing 1 to 13 of 13 (1 Pages)