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Stage 1 Ethanol Tune (E30 Blend) | 2015-2019 Subaru WRX (MAP WRX-4G-OTS-S1-E30)

Regular price $299.00 USD
Regular price $328.99 USD Sale price $299.00 USD

2015-2019 WRX E30 Tune (Stage 1) By MAPerformance

If you already own a COBB Accessport for your 2015+ WRX, the MAPerformance OTS 2015-2019 WRX Tunes will be a great addition! If not, click here to purchase your own AccessPort!

If you're on the fence about whether or not an MAPerformance tune is right for you, take a look at our dyno sheet's, we feel they speak for themselves!

For questions regarding the tune, contact


  • More Power! (Stage 1 - 320whp/334wtq) that's +83whp/+58wtq OVER STOCK
  • Keeps the knock/detonation, peak pressures and CHT & EGTs in their healthy ranges- at or below levels prior
  • Want ALL the information? Check out our NASIOC Forum HERE

Please Note: Only Manual Transmission Supported & ***These are for stock vehicles only***


  • 2015-2019 Subaru WRX USDM (MT)

What's in the box?

  • 1 OTS Tune