Nistune Forums

Test video with Impreza on private Ice track:

http://www.youtube.com/watch?v=PIn7RoAI20s

I can confirm that Racerender works perfectly with Subaru logging & ecu reflashing software called Ecuedit and OBD II<->USB cable Tactrix Openport
Basically overlaying any engine sensor data you can log is possible with fast refreshing frequency. Also free Romraider program should work the same way.

Video filmed with GoPro Hero3,
GPS speed, "g-force" and trackmap with Racechrono

Time Sample time in seconds. The first sample does not have to be zero. This may need to be the first column in the file.
GPS Time Alternate: Sample time in milliseconds. The first sample does not have to be zero.
Longitude Vehicle position longitude (X). Can be feet, meters, or coordinates, as long as it's in decimal notation.
Latitude Vehicle position latitude (Y). Can be feet, meters, or coordinates, as long as it's in decimal notation.
Altitude Vehicle position altitude (Z)
X Acceleration / Deceleration (X) G-force
Y Lateral (Y) G-force
MPH Vehicle speed in Miles Per Hour (MPH)
KPH Alternate: Vehicle speed in Kilometers Per Hour (km/hr)
Speed (m/s) Alternate: Vehicle speed in Meters Per Second (m/s)
Heading Vehicle heading (degrees; 0 = North)
Lap Current lap number. This only needs to be set once per lap. If not available, you can also manually set the Start / Finish point.
RPM Engine speed in Revolutions Per Minute (RPM)
Gear Current transmission gear number (0 for Neutral, -1 for Reverse, -99 for Park)
Throttle Throttle position (0 to 100)
Accuracy GPS position accuracy (meters); used for loggers with low or inconsistent accuracy (such as smartphones)