Turbo Blow Off Valve for Audi VW Seat Twin Piston 25mm Aluminum High Flow Port VAG Applications
Upgrade your turbocharged setup with the 25mm Twin Piston Turbo Blow Off Valve, a precision aluminium atmospheric diverter valve designed for Audi, VW, and SEAT, plus other VAG applications. Built from all‑aluminium components with a 25mm port, it delivers a crisp lift-off and a satisfying, audible “woosh” while helping to preserve boost pressure between shifts. This valve is engineered to outperform the standard plastic diverter units by delivering faster throttle response and reliable boost control on demanding drives.
Designed to fit 1.8T and 2.7 Bi‑Turbo engines within the VW/ Audi/ SEAT/ Skoda family, this valve is compatible with a wide range of turbo setups thanks to its universal 25mm connection. It offers a direct OEM replacement option with a blanking plug for the recirculation pipe, and it is fully serviceable to keep your performance at its peak. The valve arrives boxed and brand new, ready for professional installation.
Benefits & Tips
- Experience quicker throttle response and more immediate boost control by venting to atmosphere, producing the characteristic turbo “woosh” on lift-off.
- Versatile 25mm port and 4‑cylinder compatibility make it a practical upgrade for many VAG 1.8T engines and related turbo configurations.
- Choose atmospheric venting for a sportier driving feel, or use the blanking plug for a recirculation setup if your vehicle prefers stock-style behavior.
Product specifications
- Brand Name: NONE
- Model Name: for Audi, VW, SEAT
- Item Type: Turbo
- Material: Aluminum
- Color: Black
- Port Size: 25 mm
- Vent to Atmosphere: Yes (atmospheric action)
- Compatibility: Audi, VW, SEAT, Porsche, Skoda (VAG) 1.8T and 2.7 Bi‑Turbo engines; universal 25mm connections
- OEM NO.: /
- Origin: Mainland China
- Special Features: 25mm twin piston, billet aluminium, atmospheric diverter valve
- Application: Universal fit with 25mm connections; Boxed and brand new
Package includes:
- 1x Blow Off Valve
Warnings/Reminders
Please allow a little tolerance for manual measurements. All items are intended to be fitted by a professional, and no installation instructions are included for this reason. Professional fitment is mandatory.
All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.
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