Recirculating Diverter Valve PQY-BOV04 For Volkswagen Golf Jetta 2000-2005 Aluminum Replacement
Upgrade your turbocharged VW and Audi with the PQY-BOV04 Aluminum Recirculating Diverter Valve, a robust, precision-crafted replacement designed to boost response and reliability. Built from high-quality aluminum, this recirculating valve redirects back-flowing charged air into the turbo inlet rather than venting to the atmosphere, helping to prevent compressor stall and delivering a more consistent, responsive boost curve. It’s a smart, cost-effective alternative to OEM plastic valves, offering improved durability and performance under real-world driving conditions.
Designed to replace the factory diverter valve on 1.8T and 2.7T engines, it supports a wide range of models including VW Golf/Jetta/Beetle and various Audi platforms. The kit is tested for quality and performance, ensuring a smoother boost response with less lag. Note that vehicle compatibility charts are for reference only—always check your OEM part to match your needs. IMPORTANT: Requires 2 sets of these valves for use on 2.7L bi-turbo models. All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty. At intercyprus.com since 2002 — trusted for quality and reliability.
This valve uses a selectable spring system to tune boost release behavior: red spring 8–22 PSI, silver spring 22–30 PSI, and yellow spring 30+ PSI, with a rebuilt kit included for long-term reliability and performance tuning. Reducing boost spiking and maintaining steady turbo operation, it’s suitable for both daily driving and spirited sessions on the track or back roads.
Ideal for enthusiasts who want a durable, performance-oriented recirculation option that’s easier to install and cheaper than many OEM alternatives. It’s especially beneficial for late-model 1.8T and 2.7T setups where reliable boost control and turbo protection matter most.
Benefits & Tips
- Improve throttle response and turbo efficiency by recirculating boosted air back into the intake, reducing lag and maintaining consistent boost under load.
- Use the spring selection to match your driving style: red (daily driving), silver (moderate boost), or yellow (higher boost) for specific performance goals.
- For 2.7L bi-turbo vehicles, remember you may need two valve sets for proper calibration and performance across the system.
Product Specifications
- Brand Name: PQY
- Model Number: BOV04
- Material: Aluminum
- Color: Aluminum (as pictured)
- OEM No.: For 99-05 VW, 98-06 Audi 1.8T 2.7T
-
Applications / Compatibility:
- For 99-06 Audi TT
- For 00-06 Audi TT Quattro
- For 98-05 Audi A4
- For 98-05 Audi A4 Quattro
- For 01-05 Audi Allroad Quattro
- For 00-04 Audi A6 Quattro
- For 00-02 Audi S4
- For 99-05 Volkswagen Beetle
- For 00-05 Volkswagen Golf
- For 00-05 Volkswagen Jetta
- Springs Included: Red 8–22 PSI, Silver 22–30 PSI, Yellow 30+ PSI
- Includes: 1x Diverter Valve Kit (100% Brand New Never Used Or Installed); rebuilt kit included
- Quality & install: 100% quality assurance tested, more responsive, less expensive, easier to install
Package includes:
- 1x Diverter Valve Kit. (100% Brand New Never Used Or Installed)
Warnings / Reminders
- IMPORTANT: Requires 2 sets of these valves for use on 2.7L bi-turbo models.
- Vehicle compatibility charts are for REFERENCE ONLY. Check your vehicle with OEM below to match your needs.
Language support: Please note language availability is not listed in the provided data. If language options exist, please refer to your order details for availability.