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2015+ WRX/STI Stage 1 OTS Same Day Delivery

2015+ WRX OTS Stage 1 Map.


What this is?

This tune is for the guy who is looking to have a little more power, little more options out of his tune.


This is NOT a Full E-tune meaning you are purchasing a file that you flash. If this file does not preform correctly chances are high you have a mechanical issue.  If you believe your car has issues Please contact us immediately. 


Reasons a Stage 1 OTS map might be for you:

  • AfterMarket Intake (The FA20 MUST be tuned SPECIFIC for the intake you are running. Even a change in airfilter brand or shape can throw it off.)
  • You are looking for full time closed loop. (Fuel Correction under boost by o2 sensor)
  • You have installed parts that are no longer allowing car to run correctly and are not ready for a custom tune
  • Looking for a more responsive throttle curve
  •  2018+ Looking to switch ecu compensations to Manifold air temp (Important for guys on TMIC)
  • For extra power with ease of a single flash .
  • Please message us if you have any questions about this file being correct for you.
  • This file is safe for 93/91 Octane Please choose your fuel type at checkout.






Your car MUST have no boost leaks/vac leaks.


We suggest fresh plugs every 30,000 miles along with walnut blasting.



Hardware Requirements: Stage1 - Otherwise stock vehicle with the following mods:


  • Intake Requirements: Stock, Or Aftermarket intake. 
  • Exhaust requirements: Stock exhaust or upgraded cat-back exhaust


Stage 1 will not work if you have a: aftermarket 3 port, J-pipe, BOV, EWG,Upgraded Turbo, Upgraded Manifold. 



    $150.00 Regular Price
    $100.00Sale Price
    Fuel Quality
    2018+ Manifold Temp Comps
    Throttle Adjusment