Boomslang Fabrication AEM EMS-4 Plug and Play Harness with Auto Transmission

These are harnesses for the use of AEM's EMS-4 unit in the Acura RSX with automatic transmission. When ordering please specify model year.

  • The EMS-4 has full control of fuel and ignition timing.
  • Some vehicles may need an aftermarket crank/cam angle disc.
  • The EMS-4 has full control of fuel and ignition timing.
  • The factory ECU remains in place to control dash gauges, air conditioning, drive-by-wire throttle systems, and other amenities.
  • Built with USB connector wired in and ready for tuning with your laptop.
  • The factory check engine light is controlled by the EMS-4 if possible, unless otherwise requested
  • Fully plug and play. Easy to install. Easy to uninstall.
  • We fabricate the sub-harnesses. No cores needed.
  • Saves time, hard-wiring costs, and your factory wire harness.
Make Model Years
Acura RSX 2002 - 2006

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