Subaru WRX STI Intercooler Cold Pipes - Front - COBB - Hard Pipe Kit - 2004–2007. This cold-side piping upgrades the connection from a front-mount intercooler to the throttle body for consistent, reliable boost.

Built for 2004–2007 WRX and STI, the COBB hard pipes provide a rigid, efficient airflow path that resists expansion under pressure. Direct routing reduces turbulence to help hold target boost and sharpen response. Designed to integrate with front-mount setups and common bolt-ons, it’s a dependable, serviceable upgrade for enthusiasts who value function and durability.

Features

• Direct fit for 2004–2007 Subaru WRX & STI
• Cold-side hard piping from intercooler to throttle body
• Rigid construction resists expansion under boost
• Optimized routing for efficient airflow and response

Questions or planning a build? Call 512-982-9393 (TX) or 562-981-6800 (CA). We’re in Austin, Texas and the Los Angeles, California area, offering installation and customization services by appointment.

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

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