The COBB 15-21 Subaru WRX/STI FMIC Cold Pipe Kit does not have enough exact application evidence to assign safe vehicle YMM. Match manufacturer part number 716500-C, complete vehicle, engine and transmission configuration, factory equipment, required calibration, emissions eligibility, interfaces, and every product note before ordering.

Key Features

• Reinforced Silicone Couplers: High-temperature rated boots provide flexible, secure connections that withstand boost pressure and heat.
• Stainless Steel T-Bolt Clamps: Corrosion-resistant hardware cinches connections tight without slipping under high boost.
• Direct Bolt-On Design: Aligns perfectly with stock turbo outlet and Cobb 3″ FMIC for plug-and-play installation.
• Includes all necessary hardware torque clamps to 6-8 ft-lbs.
• Black Powdercoat Finish: Protects against corrosion and adds a clean underhood look that resists chipping.
• Mandrel-Bent 6061-T6 Aluminum Piping: 2.5″ diameter ensures smooth airflow with minimal turbulence and pressure loss for efficient turbo operation.

Fitment

Specifications

What’s Included

One new COBB product in the exact configuration and quantity identified by manufacturer part number 716500-C. 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 15-21 Subaru WRX FMIC Cold Pipe Kit
• Cobb 15-21 Subaru WRX FMIC Hot Pipe Kit
• Cobb 2022+ Subaru WRX FMIC Hot/Cold Pipe Kit

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.