Subaru WRX STI Flex Fuel Kit - COBB - NexGen - 08-21. COBB's NexGen Flex Fuel Ethanol Sensor Kit adds accurate ethanol content monitoring to 2008-2021 WRX STI models, including the 2018 Type RA, supporting dependable flex-fuel tuning.

Purpose-built for the EJ platform, this package combines a high-quality ethanol content sensor, compact NexGen control hardware, model-specific fuel lines and fittings, and a plug-and-play harness. It interfaces with a COBB Accessport so your tuner can view ethanol content and create flex-fuel calibrations that account for changing E-content. Professional installation and appropriate calibration are required.

Features

• Fits 2008-2021 Subaru WRX STI, incl. 2018 Type RA
• NexGen hardware with updated components and harnessing
• Ethanol content sensor for real-time monitoring
• Model-specific lines, fittings, and plug-in wiring
• Accessport integration for display, logging, and tuning support

Ready to plan your build or need fitment guidance? Call us—our team is happy to help. We have locations in Austin, Texas and the Los Angeles, California area offering installation and customization services. TX: 512-982-9393 | CA: 562-981-6800

Considering multiple items? Contact us for potential shipping discounts.

We install on premises at both locations.

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