The COBB 15-21 Subaru WRX SF Intake System – Black does not have enough exact application evidence to assign safe vehicle YMM. Match manufacturer part number 745120, complete vehicle, engine and transmission configuration, factory equipment, required calibration, emissions eligibility, interfaces, and every product note before ordering.

Key Features

• 3-Inch Aluminum Intake Tube: Smooth, mandrel-bent tubing in black powdercoat finish reduces restrictions and heat soak for consistent performance.
• Stainless Steel Clamps: Heavy-duty clamps ensure secure, vibration-resistant mounting for long-term durability.
• Large Double-Cone Filter: Synthetic dry ProTuner filter provides 99% filtration efficiency with massive surface area for unrestricted airflow even at high RPMs.
• Includes all necessary hardware compatible with stock airbox delete and Cobb Accessport.
• Precision-engineered components using aircraft-grade aluminum and premium hardware.
• Features a reusable dry synthetic ProTuner filter (washable) and black powder-coated aluminum tube for corrosion resistance and style.

Fitment

Specifications

What’s Included

One new COBB product in the exact configuration and quantity identified by manufacturer part number 745120. 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 Carbon Fiber Intake – Redline Edition
• Cobb Subaru SF Intake System – Stealth Black
• Cobb Subaru SF Intake System – Stealth Black

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.