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  3. TURBO XS W15-XS-RBV

TURBO XS W15-XS-RBV Recirculating Bypass Valve 053176487472

fits model: Wrx. make: Subaru. year: 2015–2018.

W15-xs-rbv Turbo Xs Recirculating Bypass Valve Type For 2015-2018 Subaru Wrx Black

( Brand: Turbo Xs ), ( Manufacturer Part Number: W15-XS-RBV ), ( Part Type: Valve ), ( Air Freight Prohibited: False ), ( Not Carb Approved: True ), ( UPC: 053176487472 )

Review TURBO XS Recirculating Bypass Valve Type For Subaru Black fits WRX 2015–2018

Introducing the Turbo XS W15-xs-rbv Recirculating Bypass Valve, an essential upgrade for your 2015-2018 Subaru WRX. This bypass valve is meticulously engineered to optimize the performance of your vehicle's turbocharged system, delivering improved response, efficiency, and durability.

The W15-xs-rbv is a recirculating bypass valve, which means it recirculates excess boost pressure back to the intake when the engine doesn't require it. This process reduces the workload on the turbocharger, allowing it to spool up more quickly and maintain peak boost levels during aggressive driving. Consequently, your Subaru WRX will exhibit increased power, torque, and throttle response.

This Turbo XS bypass valve is designed specifically for the Subaru WRX, ensuring a perfect fit and seamless integration with your factory turbocharger system. It is manufactured using high-quality materials, including a robust billet aluminum housing, stainless steel components, and a durable diaphragm. These materials ensure the valve can withstand the rigors of high-performance driving and frequent use.

Moreover, the W15-xs-rbv is equipped with an adjustable spring preload, allowing you to customize the valve's behavior to suit your driving style and engine modifications. This added flexibility ensures optimal performance across a wide range of conditions and applications.

Installation of the Turbo XS W15-xs-rbv Recirculating Bypass Valve is straightforward and can be completed in a few hours using common hand tools. Detailed instructions are included with the kit to guide you through the process. In addition, this bypass valve is compatible with most aftermarket intake systems, making it an excellent choice for those looking to enhance their Subaru WRX's power and efficiency.

By upgrading your Subaru WRX with the Turbo XS W15-xs-rbv Recirculating Bypass Valve, you'll not only improve its performance but also enhance its overall driving experience. This bypass valve is a must-have for any WRX owner seeking to unlock the full potential of their turbocharged engine.

The Turbo XS W15-xs-rbv Recirculating Bypass Valve is a performance part designed to improve the boost response and reduce turbo lag in Subaru WRX models from 2015 to 2018. Here are some pros and cons of purchasing this part:

Pros:

1. Improved boost response: The recirculating bypass valve allows excess boost to recirculate back to the intake during deceleration, which helps maintain boost pressure during acceleration. This results in improved throttle response and reduced turbo lag.

2. Better driving experience: With reduced turbo lag, the engine responds more quickly to accelerator input, making for a more enjoyable driving experience.

3. Increased power potential: By reducing turbo lag, the engine can deliver more power to the wheels more consistently, which can lead to an increase in horsepower and torque.

4. Durability: The Turbo XS valve is made from high-quality materials and is designed to withstand the demands of high-performance driving.

Cons:

1. Cost: The Turbo XS W15-xs-rbv Recirculating Bypass Valve is a premium performance part, and the cost may be a deterrent for some buyers.

2. Installation: Installing the valve requires some technical expertise and may be a more involved process than some other performance upgrades. It's recommended to have the valve installed by a professional to ensure proper installation and function.

3. Potential for noise: Some users have reported an increase in engine noise after installing the valve. While this is not a concern for everyone, it's something to consider before making a purchase.

Ending Conclusion:

The Turbo XS W15-xs-rbv Recirculating Bypass Valve is an effective performance upgrade for Subaru WRX models from 2015 to 2018. It provides improved boost response, a better driving experience, and the potential for increased power. However, it comes with a cost and requires professional installation. If you're looking to maximize the performance of your Subaru WRX and are willing to invest in a high-quality part, then the Turbo XS W15-xs-rbv Recirculating Bypass Valve is a worthwhile consideration.

Recommendation:

If you're considering purchasing the Turbo XS W15-xs-rbv Recirculating Bypass Valve, be sure to do your research and ensure that it's the right fit for your Subaru WRX. Consult with a professional mechanic or performance shop to determine if the valve is compatible with any modifications you may have already made to your vehicle. Finally, be prepared for the cost and the installation process, and enjoy the improved performance that comes with this premium performance part.

Details:

The Type XS design offers improved airflow management, which can contribute to more consistent boost pressure and reduced Turbo lag. The black finish not only provides a sleek appearance but also adds corrosion resistance, ensuring durability over time. This component is a direct replacement, ensuring ease of installation and optimal functionality for your performance setup. High-quality construction for durability and longevity.

Features: Recirculating design helps maintain stable boost pressure. Sleek black finish resists corrosion and enhances appearance.: The Turbo XS 15-21 Subaru WRX Recirculating Bypass Valve Type in black is designed to enhance your vehicles Turbo performance and response. Compatible with 2015 2018 Subaru WRX model's.

Its recirculating design helps maintain engine stability while reducing compressor surge, which can extend Turbo life and improve overall efficiency. Turbo XS Recirculating Bypass Valve Type for 2015 2018 Subaru WRX Black: Brand: XS, Manufacturer Part Number: W15-XS-RBV. Easy installation for performance enthusiasts. Constructed with high-quality materials, the Turbo XS bypass valve is engineered to withstand demands of spirited driving.

part #: w15xs prices

  • $258.89-$265.99

specifications turbiparts:

  • for models: Wrx
  • for makes: Subaru
  • for years: 2015-2018
  • brand: Turbo Xs
  • mpn: W15-xs-rbv
  • part type: Valve
  • air freight prohibited: False
  • not carb approved: True
  • upc: 053176487472

general turbiparts:

  • Air Fuel Delivery > Turbos, Superchargers Intercoolers > Turbos Parts
  • condition: New

returns turbiparts:

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

offer turbiparts:

  • options: Ship-to-home
  • started: November 4, 2025
  • availability: In Stock
  • quantity: 3
  • sold: 0

shipping turbiparts:

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

seller turbiparts:

  • city: Reno, Nevada
  • # reviews: 25049
  • rating: 99.6%

payments turbiparts:

  • other
  • wallet: Paypal
  • credit card: Discover
for models: wrx, for makes: subaru, for years: 2015-2018, part type: valve, air freight prohibited: false, not carb approved: true,
category: auto parts > air fuel delivery > turbos, superchargers intercoolers > turbos parts, sku: 10397479029117781,

Turbo Xs W15-XS Is Similar To:

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5 offers $258.89–$265.99 USD
  • Offer #1: $265.99 price + $0.00 shipping estimate = $265.99* total. Fits 2015-2019 Subaru WRX.FREE SHIPPING
  • Offer #2: $262.48 price + $13.99 shipping estimate = $276.47* total. Recirculating Bypass Valve; Type XS; 2015 Subaru WRX (NOT STi).+$13.99 shipping
  • Offer #3: $258.89 price + $0.00 shipping estimate = $258.89* total. Blow Off Valve for 2015 Subaru WRX.FREE SHIPPING
  • Offer #4: $251.98 price + $14.99 shipping estimate = $266.97* total. Turbo XS 15-21 Subaru WRX Recirculating Bypass Valve Type XS - Black.+$14.99 shipping
  • Offer #5: $233.99 price + $20.15 shipping estimate = $254.14* total. The modular design of the XS platform allows you to change both the inlet and the outlet of the valve by yourself. Turbo XS Recirculating Bypass Valve Type XS for 2015 Subaru WRX.+$20.15 shipping

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