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  1. ECU Tuning & Performance Electronics
    So in a few weeks i will be installing a wealth of new parts on my car. Fuel injectors, fuel pump, & a fuel pressure regulator. I plan to install all the parts myself only problem is that my tuning shop is 128 Miles away. The motor is already built and is still on its break in tune, & break in...
  2. ECU Tuning & Performance Electronics
    Does anyone have a ECU pinout chart for the 2011+ sti. I am looking into putting a standalone ecu in my 2017 and I will need to make a custom patch harness.