PulseWidth

Professional ECU tuning software for Subaru vehicles. Flash custom tunes, monitor live data, and unlock your vehicle's true potential.

Custom Tunes

Access professionally developed maps for your specific vehicle and modifications.

Stage 1, Stage 2, E85, and custom tuning options available.

Live Data

Monitor your engine parameters in real-time with our intuitive dashboard.

Track boost, AFR, timing, knock, and more with customizable gauges.

Data Logging

Record and analyze your driving sessions for tuning optimization.

Export logs for review with your tuner or analyze yourself.

Ready to tune?

Download PulseWidth and connect your OpenPort to get started. Browse our tune catalog or request a custom tune for your setup.