COBB NexGen Flex Fuel Sensor Upgrade (Module/Harness ONLY) | 2008-14 WRX / 2008-21 STI (Existing Sensor Required)
Fitment and installation restrictions: For vehicles ALREADY equipped with a compatible prior COBB ethanol sensor. This kit contains the NexGen module and harness only, not a new ethanol sensor. 2008 WRX requires custom tuning; requires compatible COBB Accessport calibration. Not legal for sale or use in California on emissions-controlled vehicles.
Confirm exact compatibility with COBB Tuning before purchase.
