Cobb Subaru CAN Flex Fuel Upgrade Kit – 2015–2017 Subaru WRX (343650-UP)

The COBB Subaru CAN Flex Fuel Upgrade Kit (343650-UP) is designed for 2015–2017 Subaru WRX owners who already have a previous-generation COBB ethanol sensor kit and want to upgrade to COBB’s newer Subaru CAN-based Flex Fuel (FF) system. This upgrade improves system integration, reliability, and data communication by transitioning to the CAN platform.

The COBB 343650-UP CAN Flex Fuel upgrade kit includes the required module, wiring harness, and mounting bracket, allowing an easy conversion without the need to replace the entire ethanol sensor system.

Key Features

• Upgrades previous COBB ethanol sensor kits to CAN Flex Fuel

• CAN-based system for improved integration and reliability

• Includes module, wiring harness, and mounting bracket

• Designed specifically for Subaru WRX applications

• Direct-fit upgrade for existing COBB Flex Fuel users

Vehicle Fitment

• 2015–2017 Subaru WRX

Notes

• Requires an existing COBB ethanol sensor kit

• Professional tuning required after installation

• Intended for off-road / motorsports use where applicable