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The COBB Flex Fuel Power Package for 2022–2024 Subaru WRX (manual transmission) is an upgrade‑only CAN‑based flex‑fuel offering intended to convert compatible Stage 1 calibrations to Stage 1+ flex‑fuel operation. Provided as an upgrade package, it is intended for WRX owners with the appropriate COBB Stage software and hardware who wish to add flex‑fuel capability while retaining manual transmission setups.
Cobb 22-24 Subaru WRX Stage 1 to Stage 1+ CAN Flex Fuel Power Package (MT) UPGRADE ONLY
