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Product Details
The Turbosmart Gen4 HyperGate45 External Wastegate (TS-0506-1002) is a high-performance 45mm external wastegate engineered to deliver precise boost control, excellent exhaust flow characteristics, and dependable operation in demanding turbocharged applications. Featuring a 7 PSI (0.5 Bar) preinstalled spring, black anodized actuator housing, and durable cast stainless steel body, the HyperGate45 combines proven Turbosmart engineering with a compact, serviceable design.
Developed for medium-to-large displacement engines and medium-frame turbocharger systems, the Gen4 HyperGate45 provides the exhaust bypass capability needed to regulate turbocharger speed and maintain consistent boost pressure. Its 45mm valve allows exhaust gas to bypass the turbine when the wastegate opens, helping prevent excessive boost pressure while supporting predictable turbocharger performance.
One of the defining features of the HyperGate45 is Turbosmart's unique locking collar design, which reduces overall actuator size and simplifies spring changes. This innovative arrangement makes the wastegate easier to service and configure compared with traditional designs that require multiple fasteners to secure the actuator cap.
The wastegate features a robust cast stainless steel body designed to withstand elevated exhaust temperatures, paired with a lightweight aluminum actuator housing. A solid one-piece stainless steel valve provides durability in high-temperature environments, while Turbosmart's proprietary high-temperature silicone-Nomex diaphragm supports reliable pressure response.
The HyperGate45 also incorporates dual 1/16-inch NPT pressure reference ports, providing flexibility for different boost control arrangements, including properly configured manual and electronic boost controllers.
Supplied with a 7 PSI spring installed, the TS-0506-1002 establishes a nominal mechanical base boost pressure of approximately 7 PSI under suitable operating conditions. The Gen4 HyperGate45 supports alternative spring configurations ranging from approximately 3 to 26 PSI, allowing the wastegate to accommodate different performance requirements.
Designed for universal turbocharger applications, the HyperGate45 is especially popular among enthusiasts building custom forced-induction systems for Honda and Acura K-Series and B-Series engines, as well as other high-performance four-cylinder, six-cylinder, and V8 platforms.
Whether upgrading an existing external wastegate, assembling a custom turbocharger kit, or replacing an aging boost control component, the Turbosmart Gen4 HyperGate45 TS-0506-1002 provides an excellent combination of durability, serviceability, and precise boost management.
Features
Genuine Turbosmart Gen4 HyperGate45: Proven fourth-generation external wastegate design.
45mm Wastegate Valve: Provides effective exhaust gas bypass control for compatible turbocharger systems.
7 PSI Preinstalled Spring: Supplied with a nominal 7 PSI (0.5 Bar) mechanical base boost configuration.
Black Anodized Actuator Housing: Provides a clean, performance-oriented appearance.
Cast Stainless Steel Wastegate Body: Designed for durability and resistance to elevated exhaust temperatures.
Solid One-Piece Stainless Steel Valve: Provides strength and reliable operation in demanding conditions.
Aluminum Actuator Housing: Combines lightweight construction with a compact design.
Unique Locking Collar Design: Allows easier actuator servicing and spring changes.
Compact Overall Construction: Helps simplify installation in space-constrained engine bays.
High-Temperature Silicone-Nomex Diaphragm: Designed for dependable pressure response.
Dual 1/16-Inch NPT Reference Ports: Provides flexibility for compatible boost control plumbing.
V-Band Inlet and Outlet Connections: Supports secure wastegate installation and servicing.
Alternative Spring Configurations: Supports compatible spring pressures from approximately 3 to 26 PSI.
Excellent Exhaust Flow Characteristics: Designed to efficiently divert exhaust gas around the turbine.
High-Temperature Performance: Engineered for demanding turbocharger operating conditions.
Electronic Boost Controller Compatible: Supports properly configured aftermarket electronic boost management systems.
Manual Boost Controller Compatible: Suitable for compatible manual boost control arrangements.
Serviceable Internal Components: Replacement springs, diaphragms, and other service parts are available.
Universal Turbocharger Application: Suitable for custom external wastegate installations.
Street and Motorsport Use: Designed for high-performance turbocharged engine combinations.
Weld Flanges Included: Supplied with compatible inlet and outlet weld flanges.
V-Band Clamps Included: Provides the required clamps for the supplied flanges.
Pressure Fittings Included: Includes pressure nipples and blanking plugs.
Locking Collar Tool Included: Provides the dedicated tool needed for collar servicing.
Turbosmart Part Number TS-0506-1002: Ensures accurate identification and ordering.
Popular Performance Applications
The Turbosmart Gen4 HyperGate45 is a universal external wastegate designed for custom turbocharger installations. Popular performance applications include:
Honda Civic K20 Turbo Builds: Suitable for custom K20A, K20A2, K20Z1, and K20Z3 turbocharger systems.
Honda Civic K24 Turbo Builds: Supports custom turbocharged K24A, K24A2, K24A4, and K24Z applications.
Acura RSX Type-S Turbo Builds: Ideal for compatible aftermarket K20 turbo manifolds and external wastegate systems.
Acura TSX K24 Turbo Applications: Suitable for custom turbocharger installations requiring a 45mm wastegate.
Honda Accord K-Series Turbo Builds: Supports aftermarket turbo systems utilizing compatible wastegate plumbing.
Honda S2000 Turbo Builds: Suitable for custom F20C and F22C turbocharger configurations.
Acura Integra Turbo Builds: Popular for B-Series and K-Series swapped turbo applications.
Honda Prelude Turbo Applications: Suitable for custom H-Series and K-Series turbocharger systems.
K20/K24 Frankenstein Turbo Builds: Supports custom high-performance forced-induction configurations.
B16, B18, and B20 Turbo Builds: Compatible with appropriately designed external wastegate manifolds.
Subaru WRX and STI Turbo Builds: Suitable for custom turbocharger systems using compatible external wastegate connections.
Mitsubishi Evolution Turbo Builds: Supports aftermarket turbo manifolds and external wastegate configurations.
Nissan SR20DET and RB-Series Turbo Builds: Suitable for custom performance turbocharger applications.
Toyota 1JZ and 2JZ Turbo Builds: Compatible with appropriately sized and configured external wastegate systems.
Turbocharged V8 Applications: Suitable where the required exhaust bypass capacity is within the wastegate's operating capabilities.
Drag Racing and Roll Racing Builds: Supports reliable boost management in properly engineered turbocharger systems.
Important: The HyperGate45 is a universal component and is not a direct bolt-on replacement for a specific vehicle. Proper fitment depends on the turbo manifold, wastegate flange, exhaust plumbing, and overall boost control configuration.
Additional Information
- Manufacturer: Turbosmart
- Part Number: TS-0506-1002
- Product Series: Gen4 HyperGate45
- Product Type: External Turbocharger Wastegate
- Wastegate Valve Diameter: 45mm
- Preinstalled Spring Pressure: 7 PSI / 0.5 Bar
- Compatible Spring Pressure Range: Approximately 3–26 PSI with appropriate replacement springs
- Wastegate Body Material: Cast Stainless Steel
- Wastegate Valve Material: Stainless Steel
- Actuator Housing Material: Aluminum
- Actuator Housing Color: Black
- Diaphragm Material: High-Temperature Silicone-Nomex
- Pressure Reference Ports: (2) 1/16-Inch NPT
- Inlet Connection: V-Band
- Outlet Connection: V-Band
- Mounting Style: Weld-On Flanges with V-Band Clamps
- Valve Operation: Pneumatic / Mechanical
- Vehicle Fitment: Universal Custom Turbocharger Applications
- UPC: 9329677010619
45mm External Wastegate Design
The Gen4 HyperGate45 utilizes a 45mm valve to regulate the amount of exhaust gas flowing through the turbocharger turbine.
When boost pressure reaches the wastegate's opening threshold, pressure acting on the diaphragm begins to overcome the spring resistance.
The valve opens, diverting exhaust gas through the wastegate outlet instead of allowing all exhaust flow to pass through the turbine.
This helps regulate turbine speed and control boost pressure.
Proper wastegate sizing and placement are essential for maintaining stable boost control throughout the engine's operating range.
7 PSI Preinstalled Spring
The TS-0506-1002 comes equipped with a 7 PSI spring configuration, providing a nominal mechanical base boost pressure of approximately 7 PSI.
This makes the wastegate suitable for turbocharger systems requiring a relatively low starting boost pressure.
A lower mechanical base pressure can be beneficial during initial engine tuning or when configuring an electronic boost controller.
Actual minimum boost pressure may vary depending on exhaust backpressure, turbocharger sizing, wastegate placement, and pressure plumbing.
Adjustable Spring Pressure Configurations
The Gen4 HyperGate45 supports compatible replacement spring configurations ranging from approximately 3 to 26 PSI.
This allows the wastegate's mechanical base boost pressure to be changed as engine and turbocharger requirements evolve.
Spring selection should always follow Turbosmart's approved spring pressure chart.
The TS-0506-1002 is supplied with the 7 PSI configuration installed. Additional spring pressures require the appropriate replacement springs.
Unique Locking Collar Design
The HyperGate45 features Turbosmart's distinctive locking collar actuator design.
Instead of relying on a conventional multi-bolt actuator cap arrangement, the locking collar secures the actuator assembly while maintaining a compact overall profile.
This design provides several advantages:
Reduced actuator packaging dimensions.
Easier access during spring servicing.
Simplified disassembly when using the appropriate collar tool.
Secure retention of the actuator assembly.
Convenient maintenance for performance applications.
The supplied locking collar tool is used during approved service procedures.
Cast Stainless Steel Wastegate Body
The wastegate body is manufactured from cast stainless steel for durability in demanding exhaust environments.
External wastegates are exposed to extremely high exhaust temperatures and repeated thermal cycling.
The stainless steel construction helps provide the strength and heat resistance required for long-term operation.
One-Piece Stainless Steel Valve
The HyperGate45 incorporates a solid one-piece stainless steel valve.
The valve controls the flow of exhaust gas through the wastegate and must operate reliably despite exposure to high temperatures and exhaust pressure.
Its durable construction supports consistent operation in demanding turbocharger applications.
High-Temperature Silicone-Nomex Diaphragm
The wastegate actuator uses Turbosmart's proprietary high-temperature silicone-Nomex diaphragm.
The diaphragm responds to pressure changes within the actuator chamber, transferring force to the wastegate mechanism.
Maintaining diaphragm integrity is essential for proper boost control.
A damaged or leaking diaphragm can cause inconsistent wastegate operation and unpredictable boost pressure.
Dual 1/16-Inch NPT Pressure Ports
The Gen4 HyperGate45 features two 1/16-inch NPT pressure reference ports.
These ports allow the wastegate to be connected to an appropriate boost pressure source and compatible boost control equipment.
Depending on the boost control arrangement, one or both ports may be used.
Unused ports must be sealed with the appropriate blanking plugs.
Always follow Turbosmart's pressure plumbing instructions for the intended control strategy.
V-Band Inlet and Outlet Connections
The HyperGate45 utilizes V-band connections on both the inlet and outlet.
V-band connections provide a secure mechanical connection while allowing convenient disassembly for servicing.
The supplied weld flanges allow the wastegate to be incorporated into compatible custom exhaust manifolds and dump tubes.
The wastegate is designed around commonly used 44mm-class external wastegate flange arrangements, but exact flange compatibility should be verified before installation.
Electronic Boost Controller Compatibility
The HyperGate45 can be used with compatible electronic boost controllers.
Electronic boost controllers regulate pressure acting on the wastegate diaphragm to influence boost pressure.
The preinstalled 7 PSI spring establishes the nominal mechanical base pressure, while the electronic controller can be configured to achieve higher boost targets within the system's operating capabilities.
Electronic boost control does not eliminate the need for correct spring selection, wastegate sizing, or engine tuning.
Manual Boost Controller Compatibility
The HyperGate45 also supports appropriately configured manual boost controllers.
Manual boost controllers modify the pressure signal reaching the wastegate, allowing boost pressure to be adjusted above the mechanical base setting.
The correct pressure plumbing arrangement is essential for reliable operation.
Gen4 vs. GenV HyperGate45
The TS-0506-1002 belongs to Turbosmart's Gen4 HyperGate45 product family.
Turbosmart subsequently introduced the GenV series, featuring an updated modular wastegate platform.
The Gen4 HyperGate45 remains a proven design featuring a compact locking collar actuator, stainless steel construction, and serviceable internal components.
Gen4 and GenV wastegate components should not be assumed interchangeable. Replacement diaphragms, springs, flanges, and other service parts should be selected according to the exact wastegate generation.
Wastegate Placement and Boost Stability
Correct wastegate placement is important for achieving stable boost pressure.
The wastegate should be positioned to allow exhaust gas to flow efficiently from the manifold into the wastegate inlet.
Poor placement, restrictive exhaust plumbing, or an undersized wastegate can contribute to boost creep.
The HyperGate45's 45mm valve provides substantial bypass capability for many applications, but suitability depends on the specific engine and turbocharger combination.
Engine Management and Tuning
Installing or replacing an external wastegate can affect boost pressure and engine operation.
After installation, verify the wastegate's mechanical base pressure and ensure the boost controller is correctly configured.
Engine management calibration should be reviewed whenever boost pressure or turbocharger hardware changes.
Professional tuning is strongly recommended for high-performance turbocharged applications.
Common Reasons for Replacement
Upgrading From an Internal Wastegate: Supports conversion to a properly engineered external wastegate system.
Inconsistent Boost Control: Replaces an existing wastegate that has been diagnosed as faulty.
Damaged Wastegate Valve: Provides a complete replacement assembly when the existing valve is damaged.
Leaking Wastegate Diaphragm: Replaces a wastegate with a confirmed internal pressure leak.
Turbocharger Upgrades: Supports revised exhaust bypass requirements.
Custom Turbo Manifold Installation: Provides an external wastegate for compatible aftermarket manifolds.
High-Performance Engine Builds: Supports precise boost control in custom forced-induction applications.
Electronic Boost Controller Installation: Provides a compatible wastegate platform for advanced boost management.
Exhaust System Modifications: Supports properly designed external wastegate dump tube arrangements.
Wastegate Size Upgrades: Replaces an existing wastegate when greater bypass capacity is required.
Turbo System Rebuilds: Provides a complete new wastegate for a revised turbocharger configuration.
Preventative Replacement: Replaces an aging or damaged wastegate assembly.
Custom Motorsport Applications: Supports reliable boost regulation in appropriately designed competition turbo systems.
Installation Notes
Verify Application Requirements: Confirm that a 45mm external wastegate is appropriate for the engine and turbocharger combination.
Confirm Flange Compatibility: Check the wastegate inlet and outlet connections before fabrication.
Review Manufacturer Instructions: Read Turbosmart's current Gen4 HyperGate45 installation documentation.
Allow the Engine to Cool: Never work on turbocharger or exhaust components while hot.
Plan Wastegate Placement: Position the wastegate to provide efficient exhaust flow from the manifold.
Inspect the Turbo Manifold: Confirm that the manifold supports the required external wastegate arrangement.
Prepare the Weld Flanges: Ensure the supplied flanges are clean and properly aligned.
Fabricate the Wastegate Inlet: Use suitable exhaust tubing and welding procedures.
Install the Wastegate Outlet Plumbing: Route the dump tube or recirculation piping according to the vehicle's requirements.
Avoid Excessive Exhaust Restriction: Ensure the wastegate outlet does not create unnecessary backpressure.
Check Engine Bay Clearance: Maintain appropriate clearance from wiring, hoses, intake components, and other heat-sensitive parts.
Use Appropriate Heat Protection: Install heat shielding where necessary.
Install the Valve Seat: Follow Turbosmart's specified valve seat installation procedure.
Position the Wastegate: Align the wastegate body with the inlet and outlet connections.
Install the V-Band Clamps: Secure the supplied clamps according to manufacturer instructions.
Verify the Installed Spring: Confirm that the 7 PSI spring configuration matches the intended base boost pressure.
Connect the Pressure Reference Line: Use the correct 1/16-inch NPT fitting and suitable boost reference hose.
Seal Unused Pressure Ports: Install the supplied blanking plugs where required.
Verify Boost Controller Plumbing: Follow the correct plumbing arrangement for the selected boost controller.
Inspect All Connections: Check exhaust joints, pressure fittings, and hoses.
Perform a Controlled Pressure Test: Verify wastegate actuator response using regulated pressure.
Check for Pressure Leaks: Confirm that the actuator and reference plumbing hold pressure appropriately.
Verify Mechanical Base Pressure: Confirm expected operation before increasing boost targets.
Review ECU Calibration: Ensure the engine management system is configured for the turbocharger setup.
Perform Initial Low-Boost Testing: Monitor boost pressure and engine operating conditions carefully.
Check for Boost Creep: Verify that boost pressure remains controlled throughout the intended operating range.
Monitor Exhaust Clearance: Inspect surrounding components for excessive heat exposure.
Reinspect After Initial Operation: Check V-band clamps, pressure fittings, and mounting connections.
Follow Applicable Regulations: Verify emissions and road-use legality for the intended application.
Important: Improper wastegate installation or boost control plumbing can cause uncontrolled boost pressure and engine damage. Professional installation and tuning are recommended.
What's Included
(1) Turbosmart Gen4 HyperGate45 45mm External Wastegate – Black
(1) Preinstalled 7 PSI Wastegate Spring Configuration
(1) Stainless Steel Wastegate Valve Seat
(1) Inlet Weld Flange
(1) Outlet Weld Flange
(2) V-Band Clamps
(2) 1/16-Inch NPT Pressure Nipples
(2) 1/16-Inch NPT Blanking Plugs
(1) Locking Collar Tool
Note: The wastegate is supplied with the 7 PSI spring configuration installed. Additional springs, electronic boost controllers, pressure hoses, turbo manifolds, and custom exhaust piping are sold separately unless otherwise specified.
Take control of your turbocharger's boost pressure with the Turbosmart Gen4 HyperGate45 45mm External Wastegate (TS-0506-1002), engineered to provide dependable exhaust bypass control, excellent heat resistance, and consistent performance in demanding forced-induction applications.
Featuring a 45mm stainless steel valve, 7 PSI preinstalled spring, black anodized actuator housing, cast stainless steel body, high-temperature silicone-Nomex diaphragm, and Turbosmart's unique locking collar design, the HyperGate45 delivers proven boost control technology in a compact and serviceable package.
Whether building a turbocharged Honda K20/K24, upgrading a B-Series turbo setup, or assembling a custom high-performance turbocharger system, the Turbosmart TS-0506-1002 Gen4 HyperGate45 provides the durability, flexibility, and precision engineering needed for reliable boost management.
| Part Number: | TS-0506-1002 |
| Brand: | Turbosmart |
| Color: | Black |
| Spring Pressure: | 7 psi |
| Wastegate Size: | 45mm |
WARNING: This product may contain chemicals known to the State of California to cause cancer or birth defects. www.P65Warnings.ca.gov.
Vehicle Fitment
This part does not have vehicle specific fitment. Please contact us if you need assistance.
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