Fits select 1988-2017 Nissan Skyline R32/R33/R34, Stagea, and GT-R (RB25DET, RB26DETT, and VR38DETT).

The Turbosmart Kompact Dual Port Blow Off Valve (TS-0205-1026) offers a high-performance alternative to factory plastic bypass valves. This Dual Port model features a 50/50 split design, venting half to the atmosphere for the signature blow-off sound and recirculating the remaining half to keep the engine's MAF sensor happy. This ensures crisp boost response and prevents the stalling or rich-run conditions common with full atmospheric valves on Nissan platforms.

• Billet Aluminum Construction: Precision machined with a durable black anodized finish for thermal stability and strength.
• Dual Port Technology: Sequentially timed ports provide quiet operation during normal driving and performance sound under boost.
• Direct Bolt-On Fitment: Designed to replace the factory valve on various Nissan turbo engines.
• Improved Reliability: Eliminates boost leaks found in aged or high-mileage OE components.
• Manufacturer Part Number: TS-0205-1026

Note: RB26DETT-equipped Skyline GT-R models require two kits for a complete installation. R35 GT-R models require part number TS-0205-1028 for full compatibility.

Fits select 2002-2021 Subaru WRX, WRX STI, and Forester XT.

The Turbosmart Dual Port Blow Off Valve (TS-0205-1016) is engineered for Subaru owners who demand both street-friendly drivability and high-performance pressure relief. This valve features a unique sequential port design: at low boost, it operates as a recirculating valve to maintain quiet operation and prevent stalling or stumbling. Under high-boost conditions, the atmospheric port opens to provide maximum venting and the signature turbocharged sound.

• Sequential port technology for quiet low-boost operation and full atmospheric venting at high boost
• Direct bolt-on replacement for the factory diverter valve
• CNC machined billet aluminum construction for durability under high pressure
• Black anodized finish for corrosion resistance and a sleek engine bay appearance
• Manufacturer Part Number: TS-0205-1016

Fits select 2002-2021 Subaru Forester XT, Impreza WRX, and WRX STI.

The Turbosmart Dual Port Blow Off Valve (TS-0205-1015) offers a versatile pressure management solution for Subaru enthusiasts. Featuring a unique sequential port system, this valve operates as a plumb-back unit at low boost levels for quiet operation and street manners. Once you reach full boost, the second port opens to vent to the atmosphere, providing necessary pressure relief and the signature blow-off sound. This design protects your turbocharger from compressor surge while maintaining daily driveability and consistent throttle response.

• Sequential port design: quiet on mild boost, full performance on high boost
• Precision-machined blue anodized finish for durability and engine bay styling
• Direct bolt-on installation replaces the factory bypass valve
• Vents to both atmosphere and intake for hybrid performance
• Helps prevent compressor surge under heavy load
• Manufacturer Part Number: TS-0205-1015

Fits select 2002-2021 Mazda 3/6/CX-7, Nissan Juke, and Subaru Forester/Impreza/Legacy/WRX models (including Mazdaspeed and STI trims).

The Turbosmart Dual Port Blow Off Valve (BOV) provides a versatile solution for turbocharged vehicles that require a balance between performance and drivability. This hybrid valve features a staged venting system: it recirculates air back into the intake during low-load conditions to prevent stalling and maintain factory-like ECU behavior, while venting to the atmosphere under high boost for the classic blow-off sound and rapid pressure relief. This design helps maintain sharper throttle response and ensures the turbo remains in its efficiency range during gear changes.

Constructed from CNC-machined billet aluminum with a sleek black anodized finish, the TS-0205-1010 is built to withstand higher boost pressures that typically cause factory plastic bypass valves to leak or fail. It is a direct-fit replacement that bolts onto the factory manifold or intercooler using the included hardware.

• Manufacturer Part Number: TS-0205-1010
• Dual Port staged venting (Recirculating + Atmospheric)
• CNC machined billet aluminum construction
• Black anodized finish for corrosion resistance
• Direct-fit for Mazda, Subaru, and Nissan factory flanges
• Includes necessary gasket and hardware for installation

Fits select 2002-2021 Mazda, Nissan, and Subaru models, including Mazdaspeed 3/6, CX-7, Juke, WRX, STI, Legacy GT, and Forester XT.

The Turbosmart Dual Port Blow Off Valve is a hybrid-style diverter valve designed specifically for turbocharged vehicles using factory MAF sensors. By utilizing a staged port design, it vents enough air back into the intake to maintain proper fueling and driveability while venting the remainder to the atmosphere for the classic performance blow-off sound. This blue anodized unit is CNC machined from high-grade billet aluminum, offering far superior pressure handling and heat resistance compared to factory plastic valves.

• Dual-port hybrid design for atmospheric sound and recirculation compatibility
• CNC machined billet aluminum construction with a blue anodized finish
• Cap-adjustable spring tension to accommodate various vacuum levels and boost pressures
• Bolt-on replacement for the factory flange on specific turbocharged applications
• Includes all necessary hardware for a standard installation
• Manufacturer Part Number: TS-0205-1009

Restore the pressure integrity of your forced induction system with the Turbosmart RacePort and Big Bubba Blow Off Valve O-Ring Kit. Designed as a direct service solution for worn or aged seals, this kit ensures your BOV maintains a leak-free seal for consistent boost response and reliable valve actuation. Over time, extreme engine bay heat cycles can degrade rubber seals; replacing them with this kit prevents common boost leaks and restores factory-level performance.

• Specifically designed for Turbosmart RacePort and Big Bubba Blow Off Valves
• Restores internal sealing to prevent boost loss and vacuum leaks
• Includes two (2) large O-rings and two (2) small O-rings
• Supplied with a tube of Turbosmart sealant for proper lubrication and installation
• Manufacturer Part Number: TS-0204-3106

This Turbosmart RacePort Blow Off Valve (BOV) spring allows you to fine-tune your valve's response based on your engine's specific manifold vacuum levels. Rated at 15 inHg, this replacement spring is designed specifically for the RacePort series to ensure the piston remains closed under idle vacuum while maintaining rapid response when transitioning to boost.

Precision-manufactured from high-grade materials to resist fatigue and heat soak, this spring replaces worn internal components or allows for adjustment when moving to a different camshaft profile or engine setup. Proper spring selection is critical to prevent compressor surge and ensure the blow-off valve operates within its intended pressure range.

• Part Number: TS-0204-3105
• Compatibility: Turbosmart RacePort Blow Off Valves
• Pressure Rating: 15 inHg
• Material: High-tensile spring steel
• Purpose: Adjusts BOV opening pressure and idle seat pressure

Maintain the peak performance of your forced induction system with the Turbosmart RacePort (2011) Diaphragm Assembly. Designed as a genuine replacement component for the GenV RacePort series, this assembly ensures your blow-off valve (BOV) continues to provide the rapid response and reliable sealing required in high-boost applications.

The TS-0204-3103 assembly features a high-strength diaphragm and piston engineered to withstand extreme manifold pressures without compromising valve lift or timing. By replacing a worn or fatigued diaphragm, you prevent vacuum leaks and ensure the BOV opens and closes precisely to protect your turbocharger from compressor surge.

• Genuine Turbosmart replacement part for RacePort (2011) BOV
• Engineered for consistent valve operation under extreme boost levels
• Prevents boost leaks and ensures accurate pressure relief
• High-durability materials for extended service life in performance environments
• Manufacturer Part Number: TS-0204-3103

Fine-tune your forced induction system with the Turbosmart RacePort BOV Replacement Spring. Specifically engineered for the RacePort blow-off valve series, this 18 In/Hg spring allows you to match your BOV opening pressure to your engine's specific vacuum profile at idle. Selecting the correct spring rate is critical to preventing unwanted air leaks and ensuring the valve remains seated until the throttle is lifted.

• Specifically designed for Turbosmart RacePort Blow-Off Valves
• Vacuum Rating: 18 In/Hg
• Maintains valve closure at idle for consistent performance
• Constructed from high-tensile materials to resist fatigue and heat soak
• Manufacturer Part Number: TS-0204-3102

Ensure a leak-free seal for your high-performance blow off valve with the Turbosmart RacePort and Big Bubba Flange O-Ring. This replacement seal is engineered specifically for the flange dimensions of Turbosmart's larger BOV units, providing a critical barrier against boost leaks that can lead to power loss and inconsistent turbocharger behavior.

Constructed from high-grade elastomers, this O-ring is built to withstand the extreme temperature cycles and high pressures common in forced induction engine bays. Whether performing routine maintenance or reinstalling your BOV after a teardown, using a fresh seal ensures your system maintains maximum boost pressure and peak efficiency.

• Direct replacement for Turbosmart RacePort and Big Bubba blow off valve flanges
• Engineered to resist high heat and pressure without degrading
• Prevents boost leaks at the mounting point for consistent performance
• Precision-molded for exact fitment and easy installation
• Manufacturer Part Number: TS-0204-3005

The Turbosmart RacePort and Big Bubba V-Band Clamp (TS-0204-3004) provides a high-integrity connection between the blow-off valve and the compressor housing or intake piping. Engineered to withstand extreme boost pressures, this clamp is a direct replacement for the hardware used to secure Turbosmart's high-flow BOV series, ensuring a leak-free seal that prevents pressure loss and maintains consistent turbocharger performance.

Constructed for maximum durability and resistance to heat-cycling, the V-band design provides uniform clamping force around the entire flange circumference. This mechanical engagement is essential for high-performance forced induction systems where secure component retention is critical during rapid throttle transitions and maximum boost loads.

• Direct replacement for Turbosmart RacePort and Big Bubba Blow Off Valves
• Provides a secure, leak-free seal under high boost conditions
• V-band design for uniform pressure and easy installation/removal
• Engineered for high-strength and long-term durability
• Manufacturer Part Number: TS-0204-3004

Securely mount your high-flow blow-off valve with the Turbosmart Alloy Weld Flange. Specifically engineered for use with the Turbosmart RacePort and Big Bubba series, this flange provides a stable, leak-free mounting point for custom forced induction setups. It is designed to be welded directly onto aluminum intercooler or intake piping, ensuring your BOV remains seated even under high boost pressures.

• Compatible with Turbosmart RacePort and Big Bubba series blow-off valves
• Manufactured from high-grade weldable aluminum alloy
• Precision machined for a perfect seal and fitment
• Ideal for custom turbocharger and supercharger intake plumbing
• Manufacturer Part Number: TS-0204-3001

The Turbosmart Big Bubba Blow Off Valve Spring is a critical tuning component designed to match your BOV response to your engine's specific vacuum profile. Rated at 21 inHg, this spring is engineered to maintain a proper seal at idle for high-vacuum applications, preventing the piston from hanging open and ensuring boost pressure is managed effectively during throttle lift-off.

Manufactured from high-tensile spring steel, this component is a direct fit for the Turbosmart Big Bubba and Bubba Sonic series. Selecting the correct spring rate is essential for balancing valve sensitivity and intake integrity, providing the reliability required for high-performance forced induction systems.

• Part Number: TS-0204-2204
• Vacuum Rating: 21 inHg
• Compatibility: Turbosmart Big Bubba and Bubba Sonic Blow Off Valves
• Material: High-quality spring steel for consistent tension
• Function: Regulates piston opening and closing based on manifold vacuum

Calibrate your Turbosmart Big Bubba blow-off valve for optimal response with this precision-engineered 7 inHg replacement spring. Choosing the correct spring rate is essential for ensuring your BOV remains closed at idle and under vacuum while providing the immediate pressure relief needed to prevent compressor surge during throttle lift.

Fabricated from high-tensile spring steel, this component is designed to resist fatigue and maintain its specific rate even under the high-temperature environment of a performance engine bay. This spring (TS-0204-2201) is specifically sized for the Bubba series large-format valves.

• Vacuum Rating: 7 inHg
• Compatibility: Designed for Turbosmart Big Bubba and Bubba Blow Off Valves
• Construction: High-quality spring steel for consistent tension and durability
• Function: Regulates valve seat pressure based on engine vacuum
• Manufacturer Part Number: TS-0204-2201

Fine-tune the response of your Turbosmart RacePort Blow-Off Valve (BOV) with this precision-engineered inner spring. Selecting the correct spring rate is essential for ensuring your BOV remains closed under vacuum at idle while maintaining the fast-acting relief necessary to protect your turbocharger from compressor surge during throttle lift-off.

This orange-coded inner spring is rated for 8 inHg of vacuum. It is designed to work in conjunction with other springs in the RacePort range to achieve a specific total vacuum rating, or as a direct replacement for a worn component. Manufactured to strict tolerances, this spring provides consistent performance under the high-heat conditions found in performance engine bays.

• Part Number: TS-0204-2105
• Compatibility: Designed specifically for Turbosmart RacePort series BOVs
• Vacuum Rating: 8 inHg
• Color Code: Orange
• Position: Inner Spring

The Turbosmart Spring Kit (TS-0204-2104) is designed to provide precise tension for blow-off valve tuning and maintenance. Manufactured and tested at Turbosmart’s facility in Sydney, Australia, this spring kit allows enthusiasts to fine-tune their forced induction system's response to specific vacuum and boost levels.

Rather than relying on mass-produced components, Turbosmart utilizes a rigorous testing process and strict quality control to ensure these springs maintain their specified rates even under the extreme heat of a performance engine bay. This kit is an essential component for replacing worn internal springs or adjusting valve cracking pressure to prevent compressor surge.

• Precision-wound construction for consistent spring rates
• Designed and manufactured in Sydney, Australia
• Rigorous testing ensures long-term reliability and performance
• Essential for fine-tuning blow-off valve operation
• Manufacturer Part Number: TS-0204-2104

The Turbosmart RacePort BOV Flange Blank provides a secure, leak-free solution for sealing unused or redundant blow-off valve mounting points. Designed specifically for the high-flow RacePort series, this block-off plate is an essential component when reconfiguring your forced induction system or temporarily removing the BOV for testing or maintenance.

• Precision CNC machined for a perfect seal on RacePort-style flanges
• Engineered to withstand high boost pressures without leaking
• Compatible with all standard Turbosmart RacePort mounting hardware
• Manufacturer Part Number: TS-0204-2006

Whether you are simplifying your charge pipe plumbing or prepping a manifold for a different setup, this blanking plate ensures your induction system remains airtight and maintains consistent pressure.

This Turbosmart stainless steel weld flange provides a robust, leak-free mounting solution for custom forced induction systems. Specifically engineered to accommodate Turbosmart RacePort and Big Bubba series blow-off valves, this flange is a critical component for fabricators building high-performance intake tracts that utilize stainless steel piping.

Constructed from high-grade stainless steel, this weld-on adapter ensures a secure interface capable of withstanding extreme boost pressures without the risk of flange distortion or fatigue. It is designed to be welded directly onto stainless intercooler or charge piping, offering a professional-grade attachment point for your BOV.

• Compatible with: Turbosmart RacePort and Big Bubba Series Blow-Off Valves
• Material: High-quality stainless steel (S/S)
• Mounting Style: Weld-on application
• Application: Custom intake and intercooler piping
• Manufacturer Part Number: TS-0204-2001

The Turbosmart GenV RacePort Plumb Back is a high-performance, recirculating blow-off valve (BOV) engineered for competition-level turbocharged engines. This "Sleeper" variant features a 38mm recirculation fitting, allowing for quiet operation and metered air return back into the intake tract. Designed to be 50% lighter and 25% smaller than the competition, it remains the highest-flowing 50mm (2.0") valve on the market, making it an ideal choice for high-boost applications with tight engine bay tolerances.

Constructed from billet 6000 series aluminum, the GenV RacePort utilizes internal boost-balance technology to ensure the valve stays sealed under high pressure while providing rapid response. The assembly includes a mil-spec hard-anodized valve guide and a high-temperature silicone Nomex diaphragm for long-term reliability in extreme heat environments.

• Billet 6000 series aluminum construction
• 2.0" (50mm) inlet and 38mm recirculation fitting
• High-temp mil-spec silicone Nomex diaphragm
• Mil-spec hard-anodized valve guide and stem
• Twin 1/8" NPT reference ports for flexible signal routing
• Quick-release aluminum V-band clamp and unique locking collar
• Positive sealing valve seat
• Optional valve position sensor upgrade compatible
• MPN: TS-0204-1405

The Turbosmart Big Bubba Sonic is a high-capacity, piston-style blow-off valve engineered specifically for large-displacement turbocharged and supercharged engines, including high-output diesel applications. With a massive 50.8mm (2.0-inch) internal piston, the Big Bubba provides the flow volume required to prevent compressor surge in high-horsepower builds that smaller valves cannot accommodate.

Constructed from CNC-machined billet aluminum, this "Sleeper" edition features a discreet black finish for a stealthy look under the hood. It utilizes Turbosmart's proprietary Boost-Balance Technology and a positive seal O-ring to ensure the valve remains closed under high boost levels while maintaining rapid response. The threaded cap allows for precise adjustment of spring pre-load to suit your vacuum requirements.

• Large 2.0-inch (50.8mm) internal piston for maximum flow
• CNC-machined billet aluminum construction with black finish
• Boost-Balance Technology with positive seal O-ring
• Cap-adjustable spring pre-load for fine-tuning
• Aluminum V-band flange for secure, leak-free installation
• Available with multiple spring options (7, 12, 17, and 21 InHg)
• Hand-assembled and tested in Australia
• Manufacturer Part Number: TS-0204-1303

Universal fitment for large-capacity turbocharged and supercharged engines, including high-output diesel applications.

The Turbosmart Big Bubba (TS-0204-1203) is a high-volume, piston-style bypass valve engineered for extreme performance builds where air-mass requirements exceed the capacity of standard valves. This Sleeper edition provides a discreet aesthetic while housing a massive 50.8mm (2.0-inch) piston designed to move massive volumes of air. CNC-machined from billet aluminum, it utilizes Turbosmart's Boost-Balance technology with a positive-seal O-ring to maintain pressure stability under high-boost conditions.

The valve mounts securely using an aluminum V-band system, ensuring a leak-free seal even in high-vibration environments. The cap features an adjustable spring pre-load for precise tuning, and the assembly is hand-tested in Australia to ensure reliability. This valve is designed for high-horsepower setups and is not intended for low-boost or small-displacement daily drivers.

• Manufacturer Part Number: TS-0204-1203
• Piston Diameter: 50.8mm (2.0 inches)
• Material: CNC billet aluminum construction
• Mounting Style: Aluminum V-band fitment
• Vacuum Ratings: Compatible with 7, 12, 17, and 21 InHg springs
• Technology: Boost-Balance with positive seal O-ring
• Adjustment: Cap-adjustable spring pre-load
• Origin: Hand-assembled and tested in Australia

Engineered for the high-performance demands of the Nissan RB26DETT engine, the Turbosmart RacePort Gen-V Blow Off Valve (BOV) provides maximum flow and response in a compact, lightweight package. This 50mm valve is designed to manage high boost pressures and prevent compressor surge, ensuring long-term turbocharger health and consistent throttle response on the street or track.

• CNC-machined 6061 billet aluminum construction for superior strength-to-weight ratio
• Large 50mm valve assembly provides exceptional flow capacity
• MIL-spec hard-anodized valve guide and stem for friction reduction and wear resistance
• Gen-V modular design allows for easy spring changes and maintenance
• Unique collar design allows for 360-degree rotation of the vacuum cap
• Sleek black anodized finish for engine bay aesthetics and corrosion protection
• Manufacturer Part Number: TS-0204-1162

The RacePort Gen-V is the go-to choice for Nissan Skyline GT-R owners looking for a reliable, high-flow pressure management solution that bolts up to the RB26 platform with precision. This kit includes the necessary hardware for a secure installation.

The Turbosmart RacePort Gen V Supercharger Blow Off Valve is engineered specifically for competition-level supercharged engines where space and weight are critical. Despite its compact footprint—measuring 25% smaller and 50% lighter than leading competitors—this BOV flows over 330 CFM, making it the highest-flowing valve in its class.

• Billet 6000 series aluminum construction for maximum durability
• Milspec hard-anodized valve guide and stem for smooth, reliable operation
• Hi-temp Silicon Nomex diaphragm withstands extreme thermal cycles
• Positive sealing valve seat and Boost Balance Technology prevent leaks under high pressure
• Quick-release aluminum V-band collar facilitates fast installation and removal
• Twin 1/8" NPT reference ports for flexible vacuum line routing
• Provision for an optional valve position sensor upgrade
• 2.0" inlet diameter flows over 330 CFM
• Manufacturer Part Number: TS-0204-1152

The Turbosmart GenV RacePort Sleeper is a premier, high-flow blow off valve designed for high-horsepower turbocharged applications where maximizing venting capacity is critical to preventing compressor surge. As the largest and highest-flowing valve in the Turbosmart lineup, the GenV RacePort maintains a lightweight, compact footprint while delivering massive flow performance.

This "Sleeper" edition features a stealthy black-on-black finish for a low-profile look in the engine bay. The GenV architecture utilizes a unique collar design and optimized internal flow dynamics to provide faster response times and higher reliability under extreme boost pressures. This specific model (TS-0204-1145) is configured with a female threaded base and does not include a weld flange, making it an ideal choice for custom setups or as a direct replacement on existing male-threaded adapters.

• Series: GenV RacePort
• Finish: Sleeper (Black Anodized)
• Mounting Type: Female Threaded Base
• Inlet: No Weld Flange included
• Features: High-flow lightweight piston, MIL-SPEC hard-anodized valve guide
• Manufacturer Part Number: TS-0204-1145

The Turbosmart RacePort Gen-V is a high-performance blow off valve (BOV) engineered for competition-level supercharged and turbocharged engines. Despite its compact footprint—measuring 25% smaller and 50% lighter than its competitors—it delivers a massive 330 CFM flow rate, making it the highest-flowing valve of its type available.

Constructed from billet 6000 series aluminum with a red anodized finish, this BOV features a female flange system and a quick-release aluminum V-band collar for secure, efficient installation. The internal assembly utilizes a Milspec hard-anodized valve guide and stem alongside a high-temperature Silicon Nomex diaphragm to ensure durability under extreme thermal and pressure loads.

• Manufacturer Part Number: TS-0204-1144
• Construction: Billet 6000 series aluminum
• Flow Rating: 330 CFM via 2.0" inlet
• Diaphragm: High-temperature Silicon Nomex
• Ports: Twin 1/8" NPT reference ports
• Valve Guide: Milspec hard-anodized
• Technology: Integrated Boost Balance for stable pressure management
• Upgradable: Compatible with optional Valve Position Sensor

The Turbosmart Gen-V RacePort (TS-0204-1143) is a high-performance blow off valve engineered for competition-level supercharged and turbocharged engines. By utilizing a unique collar design and optimized internal flow structures, this valve is 50% lighter and 25% smaller than its competitors while maintaining a class-leading flow rate of 330 CFM.

Constructed from billet 6000 series aluminum, the Gen-V RacePort features a Milspec hard-anodized valve guide and stem for superior wear resistance and durability. The high-temperature Silicon Nomex diaphragm and integrated Boost Balance technology ensure reliable operation and positive sealing even under extreme boost pressures. This unit features a purple finish and a female flange system for secure, leak-free mounting.

• Billet 6000 series aluminum construction
• 2.0-inch inlet flowing over 330 CFM
• Milspec hard-anodized valve guide and stem
• High-temperature Silicon Nomex diaphragm
• Twin 1/8-inch NPT reference ports
• Quick-release aluminum V-band collar
• Positive sealing valve seat
• Optional Valve Position Sensor (VPS) upgrade path
• Includes Female No-Weld Flange
• Manufacturer Part Number: TS-0204-1143

The Turbosmart GenV RacePort (TS-0204-1142) is engineered as a compact, high-flow blow off valve solution for competition-level supercharged and turbocharged engines. By utilizing a unique collar design and optimized internal flow structures, the RacePort delivers a massive 330 CFM flow rate while remaining 50% lighter and 25% smaller than many competing valves in its class.

Constructed from billet 6000 series aluminum, this BOV features a Milspec hard-anodized valve guide and stem for long-term durability in high-heat environments. The integrated Boost Balance Technology ensures the valve stays closed under high boost pressures until signaled, while the high-temperature Nomex-reinforced silicone diaphragm provides consistent response under extreme thermal cycling.

• Billet 6000 series aluminum construction
• Female flange mounting system for secure fitment
• 2.0" inlet flowing over 330 CFM
• Twin 1/8" NPT reference ports for flexible plumbing
• Quick-release aluminum V-band collar for easy maintenance
• Positive sealing valve seat
• Optional valve position sensor upgrade compatible
• MPN: TS-0204-1142

The Turbosmart RacePort Sleeper Blow Off Valve provides high-flow relief for large-capacity turbochargers in a compact, lightweight package. This 50mm valve is engineered to ensure rapid response and maximum airflow, effectively preventing compressor surge in high-boost applications. The Sleeper variant is specifically designed for a stealthy look, featuring a hard-anodized black finish that blends into the engine bay while maintaining high-end performance.

Constructed from CNC-machined billet aluminum, the RacePort utilizes advanced internal flow structures to outperform larger, heavier valves. Its design focuses on weight reduction and flow efficiency, making it a preferred choice for competitive racing and high-horsepower street builds that require reliable boost management.

• Manufacturer Part Number: TS-0204-1135
• Large 50mm piston for maximum airflow capacity
• CNC-machined 6061 billet aluminum construction
• Stealthy black anodized finish for an understated appearance
• MIL-SPEC hard-anodized valve guide and stem for longevity
• Vacuum-operated for precise atmospheric venting
• Includes V-band mounting system and hardware

The Turbosmart Gen V RacePort is a high-performance blow-off valve engineered specifically for large-frame turbocharged competition engines. Utilizing CFD-driven flow structures and a unique locking collar design, the RacePort delivers a massive 330 CFM flow rate while remaining 50% lighter and 25% smaller than comparable valves in its class.

Built from billet 6000-series aluminum, this BOV features a MILSPEC hard-anodized valve guide and stem to withstand extreme boost pressures and thermal cycling. The internal high-temperature Silicon Nomex diaphragm ensures reliable, repeatable response during rapid throttle transitions. This unit features a 2.0-inch (50mm) inlet and a quick-release aluminum V-band for secure mounting and easy maintenance.

• Billet 6000 series aluminum construction with red anodized finish
• Flows over 330 CFM via 2.0" / 50mm inlet
• High-temperature proprietary Silicon Nomex diaphragm
• MILSPEC hard-anodized valve guide and stem
• Twin 1/8" NPT reference port fittings
• Quick-release aluminum V-band for simplified installation
• Positive sealing valve seat
• 5 user-configurable spring options available
• Manufacturer Part Number: TS-0204-1134

The Turbosmart Gen V RacePort (TS-0204-1133) is a high-flow blow off valve engineered for competition-level turbocharged engines. By utilizing a unique locking collar design and internal flow structures, this Gen V model achieves a 330 CFM flow rate while remaining 50% lighter and 25% smaller than comparable valves on the market.

Built for durability in extreme environments, the RacePort features billet 6000 series aluminum construction and a proprietary high-temperature Silicon Nomex diaphragm. The valve guide and stem are MILSPEC hard-anodized for reduced friction and longevity, ensuring consistent response under heavy boost. The included quick-release V-band makes installation and maintenance efficient for track-side adjustments.

• 50mm (2.0") inlet flowing over 330 CFM
• Billet 6000 series aluminum construction with purple anodized finish
• MILSPEC hard-anodized valve guide and stem for wear resistance
• Proprietary high-temperature Silicon Nomex diaphragm
• Quick-release aluminum V-band clamp
• Twin 1/8" NPT reference port fittings
• Five user-configurable spring options available
• Positive sealing valve seat
• CFD-driven and optimized design for maximum flow