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Welcome to M77 Performance — your go-to source for Subaru WRX tuning, e-tunes, flex fuel support, and more. Run faster, smoother, smarter.

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E-Tunes

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E-Tune Addons
E-Tunes

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$100

$1,200

E-Tunes

5 products

Speed Density Add-on
Price$100.00
Full Flex Fuel Add-on
Price$150.00
M77 Performance Life-Time E-Tune
Price$1,200.00
M77 Performance E-Tune Two Fuels
Price$600.00
M77 Performance E-Tune One Fuel
Price$350.00

Contact:

sales@m77performance.com

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