1. Engine Rocker & Valve Covers Items
  2. sku: 10327200532498611
  3. PRO 21341157

PRO PARTS 21341157 Bypass Valve Vw Powerdyne 7340024638920 4441895 9/5 9/3 BD11

fits model: 9000, Turbo. make: Saab.

21341157 Pro Parts 4441895 Cut-off Bypass Valve Turbo Saab 9-5 9000 9-3 Vw Powerdyne Bd11

( Brand: Pro Parts ), ( Manufacturer Part Number: 21341157 ), ( Part Type: Valve ), ( Color: Black ), ( UPC: 340024638920 )

Review PRO PARTS Cut off Bypass Valve Saab 9-5 9-3 Vw Powerdyne fits 9000 TURBO

Introducing the PRO 21341157 4441895 Cut-Off Bypass Valve, specifically designed for Saab 9-5, 9000, 9-3 models, and VW Powerdyne BD11 turbocharged systems. This essential component is engineered to ensure optimal performance and reliability for your high-performance vehicle.

The Cut-Off Bypass Valve is a pressure relief valve that allows the exhaust gases to bypass the turbine wheel under certain conditions. This feature helps to prevent damage to the turbocharger caused by excessive backpressure, which can result from various factors such as low engine speeds or throttle closure.

Crafted from premium materials, this bypass valve boasts a robust construction that can withstand the extreme temperatures and pressures encountered within the turbocharged system. Its compact design ensures a perfect fit in your engine bay, while its precise engineering guarantees seamless integration with your vehicle's existing components.

The PRO 21341157 4441895 Cut-Off Bypass Valve is an essential upgrade for any enthusiast looking to maximize the potential of their turbocharged Saab or VW. By improving the flow of exhaust gases, this component enables your engine to respond more quickly and deliver increased power and torque.

This bypass valve also features a user-friendly adjustable spring mechanism that allows you to fine-tune the valve's opening pressure to suit your specific driving style and preferences. This added level of customization provides you with the flexibility to optimize your vehicle's performance based on your unique needs.

Adding the PRO 21341157 4441895 Cut-Off Bypass Valve to your turbocharged Saab or VW is a straightforward process, thanks to its easy-to-install design. Simply replace the existing bypass valve with this high-performance upgrade, and enjoy the enhanced responsiveness, power, and reliability that it brings to your vehicle.

In conclusion, the PRO 21341157 4441895 Cut-Off Bypass Valve is an essential component for any turbocharged Saab 9-5, 9000, 9-3, or VW Powerdyne BD11 enthusiast. Its robust construction, customizable design, and easy installation process make it an indispensable addition to your vehicle, ensuring optimal performance and reliability while delivering increased power and torque. Upgrade your turbocharged system today with this high-performance bypass valve.

Buying a Prosser Engineering Pro 21341157 4441895 cut-off bypass valve for Saab 9-5, 9000, 9-3, VW, and Powerdyne BD11 turbos comes with several advantages and disadvantages.

Pros:

1. Improved Turbo Response: This bypass valve allows the turbine to spool up more quickly, providing better throttle response and a more responsive driving experience.

2. Enhanced Performance: By reducing turbo lag and increasing airflow, the Prosser Engineering bypass valve can lead to increased power and torque, making your vehicle more potent and fun to drive.

3. Durability: Prosser Engineering is known for manufacturing high-quality components, ensuring that this bypass valve is built to last and can withstand the demands of high-performance driving.

4. Easy Installation: The Prosser Engineering bypass valve is designed for easy installation, and most users can complete the process in under an hour with basic hand tools.

Cons:

1. Cost: This bypass valve is a premium component, and its cost may be a barrier for some potential buyers, especially those on a budget.

2. Requires Additional Upgrades: For optimal performance, this bypass valve may require other upgrades, such as exhaust modifications or fuel system enhancements. These additional costs can add up.

3. Potential for Increased Wear and Tear: With the increased power and performance comes the potential for increased wear and tear on other components. Regular maintenance is essential to keep your vehicle running smoothly.

Conclusion:

The Prosser Engineering Pro 21341157 4441895 cut-off bypass valve is an excellent investment for those seeking improved turbo response, enhanced performance, and a more engaging driving experience. However, its cost and the potential for additional upgrade costs and increased wear and tear must be considered before making a purchase. Ultimately, if budget permits and you are looking to maximize the performance of your Saab, VW, or Powerdyne BD11 turbo, this bypass valve is an excellent choice.

Details:

New Turbo or supercharger bypass used in many oem and aftermarket kits. New sealed in plastic. I ship fast, same day shipping if possible.

part #: 21341157 prices

  • $31.58-$38.50

specifications rockercove:

  • for models: 9000, Turbo
  • for makes: Saab
  • brand: Pro Parts
  • mpn: 21341157
  • part type: Valve
  • color: Black
  • upc: 340024638920

offer rockercove:

  • options: Ship-to-home
  • availability: In Stock
  • started: November 22, 2025
  • quantity: 1
  • sold: 0

returns rockercove:

  • time: 30 Days
  • paid by: Seller
  • policy: Returns Accepted

payments rockercove:

  • wallet: Google-pay
  • other
  • credit card: Diners-club

shipping rockercove:

  • service: Economy
  • transit: 4-11 Days
  • type: Fixed
  • class: Economy
  • cost: $0.00

general rockercove:

  • condition: New
  • Engines Engine Parts > Valvetrain Components > Rocker Valve Covers

seller rockercove:

  • rating: 100.0%
  • city: Pardeeville, Wisconsin
  • # reviews: 1778
for models: 9000, turbo, for makes: saab, part type: valve,
category: auto parts > engines engine parts > valvetrain components > rocker valve covers, color: black, sku: 10327200532498611,

Pro Parts 21341157 Is Similar To:

rockercove logo
5 offers $31.58–$38.50 USD
  • Offer #1: $31.58 price + $0.00 shipping estimate = $31.58* total. These parts are still sold individually and you'll need to select the appropriate quantity if you plan to replace more than one of this item. 1986 - 1998 9000 Base,Aero,CD,CD Griffin Edition,CD Turbo,CDE Turbo,CS,CS Turbo,CSE Turbo,Turbo.FREE SHIPPING
  • Offer #2: $34.65 price + $0.00 shipping estimate = $34.65* total. 1994 CSE Turbo 2.3L L4 Hatchback 1. PN:.FREE SHIPPING
  • Offer #3: $38.50 price + $0.00 shipping estimate = $38.50* total. 91, 98 900 S Turbo. Pro Parts Turbo Cut Off Valve --.FREE SHIPPING
  • Offer #4: $35.72 price + $0.00 shipping estimate = $35.72* total.FREE SHIPPING
  • Offer #5: $39.99 price + $0.00 shipping estimate = $39.99* total. 1993-1994 9000 CDE Turbo. Cut-Off Valve for Turbo.FREE SHIPPING

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