
Torque Solution 6AN flex fuel add-on kit provides an add-on flex fuel capability for 2002–2014 Subaru WRX and 2007–2020 STI models. The kit is intended to integrate into the vehicle’s fuel system using a 6AN plumbing standard for ethanol content sensing and flex-fuel control hardware, offering a route to operate on varying ethanol blends when combined with the appropriate sensors and calibration strategy for the supported model years.
Torque Solution 02-14 Subaru WRX / 07-20 STI 6AN Flex Fuel Add-On Kit