For Subaru WRX’s utilizing the stock 0-5 volt output MAF sensor. Also works on STi’s. 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.
Kit includes:- 8oz. Bottle of Boost Juice concentrate (*mix 50/50 with water)
- Digital MAF referenced controller
- UHO (Ultra 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
NOTE: 3 qt reservoir is not included in this kit. This kit contains a check valve (p/n 40005) and should be used in any application that utilizes a trunk mounted reservoir.
This product was added to our catalog on Tuesday 31 July, 2012.