| Year | Make | Model |
|---|---|---|
| 1997 - 2026 | Subaru | Forester |
| 2003 - 2014 | Subaru | Impreza |
| 2008 - 2014 | Subaru | Impreza WRX STI GR Sedan |
| 2014 - 2026 | Subaru | WRX |
| 2014 - 2021 | Subaru | WRX STI |
| 2014 - 2021 | Subaru | WRX VA |
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COBB LF Bypass Valve | Subaru WRX (02-07) / STI (04-21) / Forester XT (06-08) (712665)
COBB LF Bypass Valve | Subaru WRX (02-07) / STI (04-21) / Forester XT (06-08) (712665)
SKU:712665
In stock
Regular price
$375.00 USD
Regular price
$375.00 USD
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$375.00 USD
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â–¶ Vehicle Fitments
The COBB LF Bypass Valve is a high-performance boost control component designed for turbocharged Subaru models. Engineered for reliability and efficiency, this compact and lightweight valve excels at holding high boost pressures without leaks. Its updated design reduces control volume by 30%, enabling rapid venting of boost pressure when actuated. Precision manufacturing ensures a durable and compact package that fits easily within tight engine bays. The valve’s innovative construction enhances throttle response and turbo longevity by efficiently managing excess boost pressure during gear shifts and throttle lifts.
This bypass valve is compatible with 2002–2007 Subaru WRX, 2004–2021 Subaru STI, and 2006–2008 Forester XT models. It serves as a direct replacement for the factory bypass valve, making installation straightforward and bolt-on. Ideal for street and track applications, the COBB LF Bypass Valve improves boost control and overall turbo system performance without requiring extensive modifications. Its compact size and robust design make it suitable for daily driving as well as high-performance tuning setups.
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Overview
Overview
COBB Bypass Valve
Fitment: 2002-2007 WRX / 2004-2021 STI / 2006-2008 Forester XT
Part #: 712665
Overview
The COBB LF Bypass Valve is a high-quality performance drivetrain component designed specifically for select Subaru models including the WRX, STI, and Forester XT. This compact and lightweight valve is engineered to reliably hold high levels of boost pressure without leaks, making it an essential upgrade for enthusiasts seeking improved turbocharger response and durability. Its innovative design reduces control volume by 30%, enabling extremely fast venting of boost when actuated, which helps maintain optimal turbo performance and throttle response.
Ideal for drivers who demand precise boost control and enhanced reliability from their turbo system, the COBB LF Bypass Valve supports consistent performance under demanding conditions while fitting neatly within tight engine bays.
Key Features
This bypass valve offers a range of benefits that enhance both functionality and durability:
- Compact and lightweight design for easy installation in confined engine compartments
- Reduces control volume by 30% for faster boost venting and improved throttle response
- Engineered to hold high boost pressure reliably without leaks
- Precision manufacturing ensures consistent performance and durability
- Compatible with multiple Subaru turbocharged models for versatile fitment
Installation & Fitment
The COBB LF Bypass Valve is designed as a direct replacement for the factory valve on compatible Subaru models. Its compact size allows for straightforward installation even in tight engine bays, but fitment should be verified against your vehicle’s specific year and model details to ensure compatibility. This valve integrates seamlessly with existing turbo systems to enhance boost control without requiring extensive modifications.
