Hi
I was toll this is a top secret ecu from japan, However when opened The chip on the inside says "EF sports"
- Rev limiter increased to 8000
- Removes 180kph speed limit
- Reset ignition timing and injection
- Safe a/f rates.
plug and play for any R33 gts-t S1 and S2
or rb25 R32
made a big power increase and response over stock ECU.
$250 ono. Geelong.