This is the VEMS Stand Alone ECU, onboard 4 Bar MAP Sensor, with an Un-Terminated Wire Harness included.
Full Support, Instructions, Basemap, and Manual is included as well.
This ECU has features that equal and exceed other brands models, despite costing much less.
For the easiest and quickest installation, see the Applications below.

VW / Audi Applications:

General Applications:

  • Any VW / Audi, or any other car brand (Contact us for custom applications)
  • The Wire-in ECU includes an unterminated wire harness and instructions

Basic Specs:

  • 8 High Impedance Injector Drivers
  • 8 High and Low Power Ignition Drivers
  • Onboard Wideband O2 Controller
  • Onboard or External MAP Sensor - 400 KPA (44 PSI Boost)
  • 1-2 EGT Inputs for K-Type Thermocouple
  • Optional Dual Knock Sensor Inputs
  • 16x14 maps for Fuel VE, Ignition Timing, and Lambda Target
  • Idle Air Control
  • Boost Control vs. Speed, Gear, RPM and TPS
  • Launch Control and Anti-lag
  • Full Throttle Shift Cut
  • 6-8 Analog Inputs (Voltage, Fuel, Oil, Exhaust Pressure, Extra EGT, etc.)
  • 2 Wheel Speed Inputs
  • Extra Outputs available for: Tachometer, Fan, Fuel Pump, Shift Light, Water Injection, Nitrous, etc.


  • Crankshaft Speed/Position
  • Camshaft Speed/Position
  • Throttle Position
  • Air Temperature
  • Coolant Temperature
  • 1-2 EGT Exhaust Temperature
  • Wideband O2 Sensor
  • 2 Knock Sensor (optional)
  • 6-8 Analog Inputs (0-5 volts)
  • 2 Wheel Speed Inputs

Outputs - Hardware:

  • 8x Injector Outputs
  • 8x Ignition Outputs
  • 6x 350mA Misc. Outputs
  • 4x Stepper Motor Outputs

Outputs - Software:

  • 2x RPM/TPS/MAP/Speed/Misc Outputs
  • 1x RPM Output
  • 1x WOT/RPM Output
  • 1x Tachometer Output
  • 1x Idle Valve Output (2 or 3 wire ISV)
  • 2x Boost Valve Output
  • 1x Anti-Lag Throttle Kicker Output
  • 1x Fuel Pump Relay Output
  • 1x Fan Relay Output
  • 1x Water Pump Relay Output
  • 1x Warning Light Output
  • 1x Auto Trans Brake "Creep" Output


  • High quality extruded aluminum, powder coated case
  • OEM automotive grade harness connector
  • Aluminum endplates with water resistant gaskets
  • Surface mount internal components

VEMS ECU Accessories:

Select ECU Accessories

  • Wideband O2 Sensor

    Bosch Wideband Sensor used with ECU and Gauge
    Includes Calibration settings in your ECU base map.
    Allows very easy tuning because AFR data is logged into the ECU

  • Internal ECU Logging

    1 GB Internal Logging Option - no more laptop needed for logging!
    Get the most of your ECU's data for performance and diagnostic purposes.

  • Serial - USB Adapter

    Serial - USB Adapter - this is a proven adapter and driver combination that will work with no issues.

  • EGT Sensor

    Exhaust Gas Temperature Sensor - helps determine how far to push your tune

  • Fuel/Oil Pressure Sensor

    145 PSI Pressure Sensor for Fuel and Oil. Can be used to trim values in the ECU, or to activate a warning light

  • Dual Digital Wideband/EGT Guage

    8 different Display Modes! Displays any combination of 2 ECU sensors (Example: Air/Fuel and Boost)
    Click here for more info...