Cobb Subaru Flex Fuel Package - WRX 2008-2014, STI 2008-2017

Cobb Subaru Flex Fuel Package - WRX 2008-2014, STI 2008-2017

The Flex Fuel Package includes both the Ethanol Sensor Kit as well as the Fuel Pressure Sensor Kit. Utilizing COBB Custom Features along with this package, both Fuel Pressure and Ethanol Content values are able to be sent to the ECU and monitored via custom Accessport Monitors.

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

Utilize the Flex Fuel Package to monitor both Ethanol Content and Fuel Pressure on custom Accessport data monitors.

  • Flex Fuel Ethanol Sensor Kit
  • Fuel Pressure Sensor Kit


COBB Installation Guides & Manuals

 COBB Subaru Fuel Package 315F03 Installation Instructions


COBB Hard Parts

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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: £849.23 (incl. Tax)
  • Ex Tax: £707.69