SKU: B715665 | UPC: 700424677238
Cobb Universal LF BPV Bypass Valve for Subaru WRX STI 2002-2021, WRX 2002-2014 & More
The Cobb Universal LF BPV is a durable bypass valve for turbocharged Subaru models like WRX and STI from 2002-2021. It vents excess boost pressure rapidly to protect the turbo from surge and sharpen throttle response during shifts. This universal design bolts to 3-inch intake piping on compatible vehicles for reliable high-boost operation.
Key Features
- Large Frame Piston Design: Seals with O-rings for leak-free performance up to 43 PSI boost, far exceeding stock limits.
- Billet 6061-T6 Aluminum Body: CNC-machined for strength and corrosion resistance in demanding conditions.
- Direct OEM Mounting: Uses factory locations and flanges for simple bolt-on installation without fabrication.
- High-Flow Venting: Releases pressure instantly for faster turbo spool and consistent power delivery.
- Universal Compatibility: Works with Cobb SF Intakes or 3-inch turbo piping on Subaru applications.
Product Notes
- Pair with Cobb SF Intake for optimal fit and performance gains.
- Clean components regularly to maintain sealing surfaces.
- Ships via ground service fragile contents protected.
Installation Notes
- Professional installation recommended.
- Torque piston retaining ring to 10-12 in-lbs check O-ring lubrication.
- Compatible with stock turbo outlets and 3-inch aluminum piping.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2007 | Subaru | Impreza | WRX |
| 2008-2014 | Subaru | Impreza | WRX |
| 2004-2021 | Subaru | WRX | STI |
| 2004-2013 | Subaru | Forester | XT |
| 2005-2009 | Subaru | Legacy | GT |
| 2005-2009 | Subaru | Outback | XT |
Why Choose Cobb?
- Subaru-specific engineering from decades of motorsport development.
- Boost-tested on dynos for real-world durability.
- Precision tolerances ensure consistent operation under load.
Frequently Asked Questions
- Q: Will this fit my 2015+ STI with stock intake?
A: Designed for 3-inch Cobb SF Intake or equivalent piping adapter may be needed for stock setups. - Q: What material is the body made from?
A: Hard-anodized 6061-T6 billet aluminum with stainless steel springs for long-term reliability. - Q: What is the warranty coverage?
A: Limited lifetime warranty against defects when installed correctly contact Cobb for claims.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Protective foam-lined box, 6 x 5 x 4 inches
- Weight: 1.1 lbs
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