Cobb Subaru Flex Fuel Ethanol Sensor Kit - STI 2008-2017, WRX 2008-2014

Cobb Subaru Flex Fuel Ethanol Sensor Kit - STI 2008-2017, WRX 2008-2014

A complete plug and play solution enabling users to convert their supported Subaru WRX or STI to a Flex Fuel configuration. This is the easiest to use and most sophisticated Flex Fuel kit on the market. Utilizing OEM fuel and electronic connectors, the Ethanol Sensor Kit measures the ethanol content of fuel being fed to the motor. That data is then converted into a signal that the ECU can use for adjusting calibrations and to be displayed on a custom Accessport monitor.

Requires custom tuning. Find a COBB Shop or Protuner for a custom Flex Fuel tune.

The Flex Fuel Ethanol Sensor Kit is a requirement for converting your supported Subaru to a Flex Fuel configuration. The Ethanol Sensor Kit measures the ethanol content of fuel being fed into the motor and converts it into data that can be utilized by the car's ECU.

  • Completely Plug and Play Solution
  • Billet Aluminum Converter Case
  • Coated Aluminum Sensor Mount
  • OEM Quality Electrical Connectors
  • OEM Quality Fuel Line Connectors


COBB Installation Guides & Manuals

 COBB Subaru Sensor Kit 315600 Installation Instructions


COBB Hard Parts

To Browse COBB Accessports & Packages, please click here

COBB Tuning is an automotive engineering company dedicated to developing solutions that improve vehicle performance and the driving experience. COBB Tuning approaches design by taking the entire vehicle-platform into account as a complete system. COBB's ultra-high-quality products and services are professionally engineered, thoroughly tested and backed by industry leading customer service to ensure that they meet our objectives and exceed customer expectations. Famous for their Accessports, COBB Tuning has expanded its product offerings to BMW, Ford, Mazda, Porsche , Mitsubishi, Nissan and Volkswagen specializing in engine management electronics, intake tract components, turbocharged exhaust systems, turbo kits, drivetrain components and suspension components.

COBB are a one-stop firm with an enviable set of qualified skills and the exceptional ability to design, engineer, manufacture, test and service our own products under one roof. Whether it’s our state-of-the-art Accessport ECU programmer, our exceptional bolt-on performance products, COBB Tuning has the experience, skill and attitude to meet your specific needs.

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  • RRP: £636.92 (incl. Tax)
  • Ex Tax: £530.77