Subaru WRX Flex Fuel Kit - COBB - Stage 1+ to NexGen Stage 2 + CAN - Black - 18–21. This upgrade package adds Flex Fuel capability and CAN integration to take your 2018–2021 WRX from Stage 1+ toward the NexGen Stage 2 configuration with COBB support.

Built around COBB hardware and control strategy, this package enables ethanol blend use (from pump gas up to E85, as supported by your tune) while providing CAN-based communication with the Accessport for monitoring and calibration. Intended for enthusiasts seeking a tidy, black-finished solution that pairs with professional tuning to realize power potential and consistent drivability. Designed for the FA20-powered 2018–2021 WRX.

Features

• Application: 2018–2021 Subaru WRX (FA20DIT)
• Upgrade path from COBB Stage 1+ to NexGen Stage 2 with Flex Fuel support
• CAN integration with Accessport for ethanol content display and logging
• Supports a wide range of ethanol blends with appropriate tuning
• Black finish hardware for a clean, understated engine bay
• Professional calibration recommended

Have questions or need guidance on compatibility, tuning, or installation? Call our team in Austin, TX at 512-982-9393 (TX) or in the Los Angeles, CA area at 562-981-6800 (CA). We offer installation and customization services at both locations.

Thinking about purchasing multiple items? Contact us for shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov