Blow Off Valves & Diverter Valves for BMW 5 Series E61 (2006-2010)

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Adding a blow off valve or upgrading your diverter valves can change the sound of your vehicle and be an asset in big power setups.
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BMW N54 3.0L Blow Off Valve For BMW N54 – Q 50mm BOV – 10 PSI Spr...
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Tial - Corporate Logo
T#:638280
Part#: Q.10
Ships in 1 Business Day
$ 260.99 USD
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$ 260.99 USD
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BMW N54 3.0L Blow Off Valve For BMW N54 – Q 50mm BOV – 10 PSI Spring Q.10 is an essential upgrade for enhancing the performance and reliability of the BMW N54 engine. Designed to handle higher boost levels, this blow-off valve (BOV) offers superior venting capabilities, ensuring optimal engine performance and longevity.

  • High Performance: The 50mm Q BOV is engineered to manage higher boost pressures, providing reliable venting and preventing compressor surge.
  • Durable Construction: Crafted from high-quality materials to withstand the stresses of high boost and extreme conditions.
  • 10 PSI Spring: Features a 10 PSI spring for precise tuning and improved responsiveness.
  • Enhanced Engine Protection: Helps to prevent compressor surge and extends the lifespan of the turbocharger and engine components.
  • Easy Installation: Designed for straightforward installation with no extensive modifications required.

Turner Motorsport’s blow-off valve is the perfect choice for BMW enthusiasts seeking improved performance and reliability from their N54 engine setup.

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BMS N54 3.0L BOV Vacuum Adapter
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Burger Motorsports - Corporate Logo
T#:589529
Part#: N54BOVVACADPT2
In Stock
$ 79.00 USD
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$ 79.00 USD
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Upgrade your BMW's performance with the BMS N54 BOV Vacuum Adapter, a plug-and-play solution that enhances engine vacuum functionality. Easily attachable to the throttle body/brake booster vacuum line, this adapter provides two extra 1/8" NPT vacuum ports, offering versatile applications like replacing vacuum lines to diverter valves, connecting boost gauges, and more.

  • Quick and hassle-free installation
  • Two additional 1/8" NPT vacuum ports for multiple applications
  • Ideal for replacing engine vacuum lines to diverter valves
  • Enables a larger diameter boost reference to aftermarket BOV
  • Perfect for adding extra boost gauges and accessories
  • CNC machined for precise fit and durability
  • Dual internal O-rings and retaining clip for a secure, factory-like seal
  • Basic kit includes adapter, two 1/8" NPT caps, and one 1/8" vacuum nipple
  • BOV kit adds two push lock fittings and 1/4" line for Tial BOV installation
  • Made in the USA for quality assurance

Enhance your BMW's performance and functionality with the BMS N54 BOV Vacuum Adapter – a versatile, plug-and-play solution made in the USA.

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TiAL Q Blow Off Valve - Black
Performance applications only - flange must be welded to an aluminum chargepipe - DOES ...
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Tial - Corporate Logo
T#:2135100
Part#: Q10BLK
Ships in 3 Business Days
$ 285.00 USD
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$ 285.00 USD
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The first revision of TiAL's original blow-off valve, the Q Series flows 60% more than its predecessor and bolts to any standard TiAL flange without welding. An aluminum weld base mounting flange cut for 2-1/2'' pipe and aluminum V-band mounting clamp with stainless steel hardware create a durable corrosion-free appearance. A banjo-type aluminum air fitting and bolt with oversized 10mm hose barb allow quick actuator response.
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TurboSmart GenV RacePort Blow-Off Valve - Red - Female Flange ...
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TurboSmart - Corporate Logo
T#:27372080
Part#: TS-0204-1144
In Stock
$ 324.99 USD
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Turbosmart GenV Raceport BOV (Fits competitors 50mm / female style flange. No weld flange included)

The Race Port is renowned for its exceptional compactness and lightweight design tailored for turbocharged competition-level engines. With its innovative collar design and internal flow structures, this BOV stands out as 50% lighter and 25% smaller than competing models, yet it boasts an impressive flow rate of 330 CFM, making it the market's top-performing BOV in its category.

Fits Chargepipes With Tial/Turbosmart Flange

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Forge Motorsport Valve Service Kit
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Forge - Corporate Logo
T#:28271173
Part#: FMDV004S
Ships on Aug 14, 2026
Sale - Save 12% $ 23.99

This product was last offered at the strikethrough price on
07-01-2026

$ 21.18 USD
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Sale - Save 12%
$ 23.99

This product was last offered at the strikethrough price on
07-01-2026

$ 21.18 USD
Free Shipping on orders $49 and up
Turbosmart Raceport Gen-V Universal - Black (No Weld Flange) Female (...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
TurboSmart - Corporate Logo
T#:8076768
Part#: TS-0204-1142
In Stock
$ 324.99 USD
Free Shipping on orders $49 and up
Turbosmart GenV Raceport BOV (Fits competitors 50mm / female style flange. No weld flange included) The Race Port is famous for being an amazingly small and light BOV for turbocharged competition level engines. Featuring our unique collar design and internal flow structures, it is 50% lighter and 25% smaller than the competition while flowing 330 CFM – making it the highest flowing BOV of its type on the market. Fits Chargepipes With Tial/Turbosmart Flange
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TurboSmart GenV RacePort Blow-Off Valve - Purple - Female Flange ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
TurboSmart - Corporate Logo
T#:27372081
Part#: TS-0204-1143
In Stock
$ 324.99 USD
Free Shipping on orders $49 and up

Turbosmart GenV Raceport BOV (Fits competitors 50mm / female style flange. No weld flange included)

The Race Port is renowned for its exceptional compactness and lightweight design tailored for turbocharged competition-level engines. With its innovative collar design and internal flow structures, this BOV stands out as 50% lighter and 25% smaller than competing models, yet it boasts an impressive flow rate of 330 CFM, making it the market's top-performing BOV in its category.

Fits Chargepipes With Tial/Turbosmart Flange

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TurboSmart GenV RacePort Blow-Off Valve - Blue
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
TurboSmart - Corporate Logo
T#:27372078
Part#: TS-0204-1141
In Stock
$ 324.99 USD
Free Shipping on orders $49 and up

Turbosmart GenV Raceport BOV (Fits competitors 50mm / female style flange. No weld flange included)

The Race Port is renowned for its exceptional compactness and lightweight design tailored for turbocharged competition-level engines. With its innovative collar design and internal flow structures, this BOV stands out as 50% lighter and 25% smaller than competing models, yet it boasts an impressive flow rate of 330 CFM, making it the market's top-performing BOV in its category.

Fits Chargepipes With Tial/Turbosmart Flange

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TiAL Q Blow-Off Valve - N54 Polished Silver
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Tial - Corporate Logo
T#:5802151
Part#: 002571
In Stock at Vendor
$ 278.99 USD
Free Shipping on orders $49 and up
TiAL Q Blow off Valve which pairs perfectly with the N54 Charge Pipe! Features: -11psi spring polished finish aluminum flange

Q Blow Off Valve; External Venting Blue - E6X / E9X N54 3.0L ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Tial - Corporate Logo
T#:394410
Part#: Q.10B
Ships in 6 Business Days
$ 259.99 USD
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$ 259.99 USD
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Enhance Turbocharged Performance with TiAL Q Series Blow-Off Valve

Upgrade your turbo or supercharged setup with TiAL's Q Series Blow-Off Valve, offering an impressive 60% increase in airflow compared to its predecessor. Engineered for both durability and enhanced performance, this valve easily bolts onto any standard TiAL flange without welding.

Constructed from CNC-machined 6061 aluminum alloy, this blow-off valve features a large 1.98'' (50.5mm) valve for optimal airflow. The V-Band design aluminum mounting clamp ensures a clean appearance and utilizes stainless steel hardware for long-lasting corrosion resistance.

Key Features & Specifications:

  • Suitable for turbocharged and supercharged applications like Paxton and Vortec
  • CNC-machined 6061 aluminum alloy construction for durability
  • Large 1.98'' (50.5mm) valve for enhanced airflow
  • V-Band design aluminum mounting clamp with stainless steel hardware for corrosion resistance
  • Viton O-ring valve seal prevents sticking and pulling out
  • PTFE-lubricated valve stem and guide with hard anodize coating for wear resistance
  • Includes machined aluminum banjo-type air fitting and bolt with an oversized 10mm hose barb for quick actuator response
  • High-temp silicone Nomex-reinforced diaphragm for extended lifespan
  • Aluminum weld base mounting flange included

This meticulously designed Q Series BOV from TiAL stands as the market's highest flowing blow-off valve. Supporting up to 1,800hp, a single Q BOV demonstrates exceptional high-performance capabilities. Each TiAL Q Series Blow-Off Valve includes the Q Series BOV Assembly, TiAL V-band Clamp, V-band Weld Flange, TiAL Air Fitting, and High-Pressure O-ring.

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BMW N54 BOV Vaccuum Adapter
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Burger Motorsports - Corporate Logo
T#:589530
Part#: N54BOVVACADPT
Ships on Jul 21, 2026
$ 59.00 USD
Free Shipping on orders $49 and up
N54 Diverter Valve Shims - Set Of Four
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Forge - Corporate Logo
T#:384401
Part#: FMDV-SHIM
Ships in 3 Business Days
Sale - Save 10% $ 4.00

This product was last offered at the strikethrough price on
07-01-2026

$ 3.60 USD
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Sale - Save 10%
$ 4.00

This product was last offered at the strikethrough price on
07-01-2026

$ 3.60 USD
Free Shipping on orders $49 and up
These shims allow you to manually adjust preload on Forge N54 Diverter Valves.


Vargas Black TiAL BOV Spring - BMW N54
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Vargas Turbo Technologies - Corporate Logo
T#:51813316
Part#: VTT-TIAL-BLACK
Ships in 10 Business Days
New Item
Sale - Save 16% $ 52.99

This product was last offered at the strikethrough price on
07-02-2026

$ 44.62 USD
Free Shipping
Sale - Save 16%
$ 52.99

This product was last offered at the strikethrough price on
07-02-2026

$ 44.62 USD
Free Shipping
Maintain the peak performance of your forced induction system with the VTT Black TiAL BOV Spring.

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