The COBB 04-07 Subaru WRX / STI Front Mount Intercooler Hot Pipes does not have enough exact application evidence to assign safe vehicle YMM. Match manufacturer part number 712500-H, complete vehicle, engine and transmission configuration, factory equipment, required calibration, emissions eligibility, interfaces, and every product note before ordering.

Key Features

• Mandrel-Bent 2.5″ Aluminum Tubing: Provides larger diameter than stock 2″ pipes for unrestricted airflow and reduced restrictions.
• Direct Bolt-On Design: Matches factory routing and mounting points for simple installation on FMIC-equipped WRX/STI models.
• Improved Turbo Efficiency: Minimizes heat soak and pressure drop to support higher boost levels and reliable performance.
• Complete Kit: Includes all necessary silicone couplers, T-bolt clamps, and hardware for a secure fit.
• Black Wrinkle Powder Coat Finish: Resists corrosion, withstands high underhood temperatures, and maintains a clean appearance.
• Bolt-on process takes 1-2 hours with basic hand tools no welding or fabrication needed.

Fitment

Specifications

What’s Included

One new COBB product in the exact configuration and quantity identified by manufacturer part number 712500-H. Calibrations, hardware, hoses, clamps, gaskets, adapters, wiring, fluids, tools, and companion components are included only when expressly stated for this exact part number.

About COBB

COBB develops engine-management, intake, cooling, exhaust, drivetrain, suspension, and vehicle-accessory products for supported performance platforms. Correct selection remains exact-vehicle, exact-configuration, exact-interface, and exact-part-number specific.

Related COBB Products

• Cobb 04-07 Subaru WRX / STI Front Mount Intercooler Cold Pipes
• Cobb 08-14 Subaru WRX STI Front Mount Intercooler Hot Pipes
• Cobb 08-14 Subaru WRX Front Mount Intercooler Hot Pipes

Browse the COBB collection for related tuning, intake, cooling, exhaust, drivetrain, and chassis products.

Frequently Asked Questions

Why is fitment verification required for this COBB product?
Exact vehicle application evidence is not complete enough for safe YMM. Confirm the vehicle, drivetrain, factory equipment, calibration, emissions eligibility, interfaces, and exact part number before ordering.

Are all supporting parts included?
Only components expressly listed for the exact manufacturer part number are included. Tuning, hardware, hoses, clamps, gaskets, adapters, wiring, fluids, and companion components may be separate.

Is tuning or calibration required after installation?
Requirements depend on the exact product and vehicle. Intake, fuel, boost, turbo, and engine-management changes may require a compatible calibration before operation.

Installation Instructions

Follow the current COBB and factory service instructions for this exact part number. Verify fitment, factory equipment, emissions eligibility, required calibration, software and firmware, interfaces, hardware, fluid or electrical connections, and clearances before installation. Inspect the completed work and confirm safe operation before full-load use.