For Subaru WRXs utilizing the stock 0-5 volt output MAF sensor. Also works on STis. The Digital Variable Control unit proportionally injects more or less water-methanol according to input signals from the mass air flow sensor. More power over a wider range and better drivability is the result. 20% increases in Horsepower typical with proper tuning.
- Digital MAF referenced controller
- SHO (Special High Output) pump for the most in pressure and volume
- Bulkhead fitting required to tap into factory washer reservoir or factory trunk mounted intercooler sprayer reservoir
- 20 feet of tubing
- 2 nozzles to cover a wide range of horsepower
- All required hardware needed for installation
- WRX/STi specific instructions for ease of installation
Part Number: 20011WRX
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