Subaru WRX STI Fuel Pressure Sensor Kit - COBB - 08-21. Add accurate fuel pressure monitoring to your 2008-2021 WRX STI, including the 2018 Type RA.

Built by COBB for Subaru applications, this kit helps tuners and enthusiasts verify fuel supply under load, log data for refinement, and diagnose pressure drop or regulator issues. It provides a clean, reliable way to add a dedicated fuel pressure signal on modified or stock fuel systems, supporting consistent performance when upgrading pumps, injectors, or running higher boost. Quality components and model-specific fitment make installation straightforward and results repeatable.

Features

• Fits 2008-2021 Subaru WRX STI (incl. 2018 Type RA)
• Adds precise, real-time fuel pressure monitoring
• Compatible with COBB tuning and data logging workflows
• Included hardware supports a tidy, durable install
• Valuable for troubleshooting and ongoing maintenance

Have questions or planning a build? Call our experts at 512-982-9393 (TX) or 562-981-6800 (CA). We have locations in Austin, Texas and the Los Angeles, California area where we offer installation and customization services.

Buying multiple items? Contact us for possible shipping discounts. We install on premises at both locations.

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