---
product_id: 144068374
title: "TiAL QR Recirculating Blow Off Valve - 11 psi (yellow) spring, Red Body, MS Flange, 1.14\" Return"
brand: "tial sport"
price: "¥85488"
currency: JPY
in_stock: true
category: "Automotive"
url: https://www.desertcart.jp/products/144068374-tial-qr-recirculating-blow-off-valve-11-psi-yellow-spring
store_origin: JP
region: Japan
---

# TiAL QR Recirculating Blow Off Valve - 11 psi (yellow) spring, Red Body, MS Flange, 1.14" Return

**Brand:** tial sport
**Price:** ¥85488
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** TiAL QR Recirculating Blow Off Valve - 11 psi (yellow) spring, Red Body, MS Flange, 1.14" Return by tial sport
- **How much does it cost?** ¥85488 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/144068374-tial-qr-recirculating-blow-off-valve-11-psi-yellow-spring)

## Best For

- tial sport enthusiasts

## Why This Product

- Trusted tial sport brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

The TiAL QR Blow Off Valve was designed on the principal of keeping maximum recirculation by allowing vent to atmosphere in a recirculating valve. The QR BOV is a revision of the Alpha Q, the original TiAL recirculating blow off valve. This is a universal blow off valve for use on any turbo-charged or super-charged application (Paxton, Vortec, etc.). With a TiAL 50mm Blow Off Valve in place you can improve the long term durability and reliability of your turbocharger by preventing compressor surge during closed throttle and high vacuum conditions.  Features: - 1.98 in (50.5mm) valve - High Pressure Viton O-Ring - Teflon-lubricated and hard anodize-coated Valve Stem and Guide - Available w/ Black, Blue, Red, Silver or Purple Body - Available w/ either 35.4mm ( 1.00&quot;) Subaru/Bosch Style, 29mm ( 1.14&quot;) GTR Style, 34mm (1.34) DSM/EVO Style or 38.1mm (1.50) return fitting - Available w/ Aluminum, Mild Steel or Stainless Steel V-Band Weld Flange - Can swap the bottom with the bottom of a Q BOV to make it a fully vent to atmosphere BOV in the future  What&apos;s Inside the Box? - TiAL QR BOV Assembly - TiAL Aluminum V-Band Clamp - TiAL V-Band Weld Flange - TiAL High Pressure O-Ring - TiAL Banjo Type Air Fitting/Bolt - 10mm Hose Barb for quick actuator response  Choosing a Spring Rate: - For Superchargers use 2 psi (0.14 bar), Green Spring - For -8 to -11 inHg Engine Vacuum use 6 psi (0.41 bar), Black Spring - For -12 to -15 inHg Engine Vacuum use 8 psi (0.55 bar), White Spring - For -16 to -19 inHg Engine Vacuum use 10 psi (0.69 bar), Unpainted Spring - For -20 to -21 inHg Engine Vacuum use 11 psi (0.76 bar), Yellow Spring- For -22 to -23 inHg Engine Vacuum use 12 psi (0.83 bar), Brown Spring

## Features

- Item ID: TIALBOVQR-11-RED-MS-1.14
- Material (spec): 6061 Aluminum Body, Mild Steel Flange
- Pressure Rating (spec): 11 psi Spring (yellow)
- ›See more product details

## Images

![TiAL QR Recirculating Blow Off Valve - 11 psi (yellow) spring, Red Body, MS Flange, 1.14" Return - Image 1](https://images-na.ssl-images-amazon.com/images/I/41DwewyJ%2BhL.jpg)

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**Shop now:** [https://www.desertcart.jp/products/144068374-tial-qr-recirculating-blow-off-valve-11-psi-yellow-spring](https://www.desertcart.jp/products/144068374-tial-qr-recirculating-blow-off-valve-11-psi-yellow-spring)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-17*