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The Mtuned stage 1 Tune file


Custom Stage 1 E-tune.


This is a custom tune done back and forth between email.  


Stage 1 Is for setups using the STOCK J-pipe.

Supports many mods, many intakes.


Stage 1 91-93 Octane power Estimates: 255-270 WHP 280-300 TQ


  • CVT Supported
  • COBB AP Required


2015+ WRX, XT, STI. EJ25 and FA20 Tuning Stage 1.

$350.00 Regular Price
$250.00Sale Price
  • Not for sale or use in California.  IF you cannot purchase Cobb Product's in your state the tunes can not be provided either.

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