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The COBB 06-07 Mazdaspeed6 / 08-14 Subaru WRX / 09-13 FXT LF Bypass Valve does not have enough exact application evidence to assign safe vehicle YMM. Match manufacturer part number 724665, complete vehicle, engine and transmission configuration, factory equipment, required calibration, emissions eligibility, interfaces, and every product note before ordering.
Key Features
- Stiffer Spring: Rated to 43 PSI crack pressure, maintains seal under elevated boost without leaking or fluttering.
- Larger 44mm Piston: Increases airflow over OEM 38mm design, reducing restriction during high-boost operation for quicker turbo response.
- Aluminum Construction: Lightweight and corrosion-resistant body ensures long-term durability in engine bay conditions.
- Direct Bolt-On Fit: Matches factory mounting points with no modifications, installs in under 30 minutes.
- O-Ring Sealed Cap: Provides leak-free operation and easy adjustment access for custom tuning setups.
- Depressurize system before removal torque cap to 10 Nm.
Fitment
| Fitment Status | Fitment Verification Required |
|---|---|
| Vehicle YMM | Not assigned without exact application evidence |
| Required Verification | Confirm exact vehicle, engine, transmission, factory equipment, calibration, emissions eligibility, interfaces, and part number |
Specifications
| Manufacturer | COBB |
|---|---|
| Manufacturer Part Number | 724665 |
| Product Type | Turbo By Pass Valves |
| Fitment Type | Fitment verification required |
What's Included
One new COBB product in the exact configuration and quantity identified by manufacturer part number 724665. 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 02-07 Subaru XLE BPV WRX 04-17 Subaru STI / 06-08 FXT Bypass Valve
- Cobb 15-18 Subaru WRX / 14-18 FXT LF By-Pass Valve
- Cobb 02-07 Subaru WRX/04-17 WRX STI BPV Adapter
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.
COBB
Shop COBB Tuning Accessport systems, performance intakes, intercoolers, exhaust components, drivetrain upgrades, suspension parts, Redline carbon fiber accessories, and vehicle-specific hardware at Black Ops Auto Works. Our COBB collection supports enthusiast platforms from Subaru, Ford, Volkswagen, Audi, Porsche, Mazda, Nissan, Honda, Acura, Toyota, and Lexus. COBB products are engineered as complete vehicle-specific solutions, but fitment, calibration, fuel, transmission, emissions eligibility, and supporting modifications can vary by exact application. Use the year-make-model filters and confirm the manufacturer part number before ordering. COBB Accessport Tuners and Engine Management The COBB Accessport is a handheld engine-management platform available for supported turbocharged cars, trucks, and SUVs. Depending on the vehicle, it may provide ECU or transmission flashing, data monitoring, diagnostic functions, performance maps, and support for custom calibration. Compatibility...
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