Fits select 1984-1996 Mitsubishi Cordia Turbo, Nissan 300ZX Turbo, and Toyota Celica All Trac.

The GFB HYBRID TMS Dual Port valve (T9235) utilizes Go Fast Bits' pioneered dual-port technology to balance daily driveability with atmospheric sound. By employing a staged venting design, the valve recirculates air at low valve lifts to maintain stable engine operation and prevent stalling or backfiring in MAF-equipped vehicles. Under harder driving conditions and higher boost levels, the valve opens further to expose the atmospheric port, delivering the signature blow-off sound.

As part of the Turbo Management System (TMS) range, this valve is engineered to help the turbocharger return to peak boost faster during gear shifts. The system is fully configurable to meet your specific setup, allowing for 100% recirculation, a 50/50 split, or 100% atmospheric operation using the included port plugs.

• Dual-staged venting outlets for improved low-speed drivability
• Configurable venting bias (Full Recirc, 50/50, or Full Atmosphere)
• 35mm inlet and 30mm outlet diameters
• Includes port plugs for custom configuration
• Manufacturer Part Number: T9235

Fits 1997-2007 Subaru Impreza (including WRX models) and 1998-2002 Subaru Legacy.

The GFB Short Shift Kit is engineered for drivers who demand a precise, mechanical shift feel without sacrificing interior ergonomics. Featuring a unique adjustable linkage system, this kit allows you to customize the length of the shift throw to your preference while maintaining the factory gearstick height. This design ensures that the shift knob remains in the optimal position for the driver while significantly reducing the distance between gears.

Unlike many aftermarket shifters that require permanent cutting or clearance work, this GFB kit is a direct bolt-on solution that requires no modifications to the transmission tunnel. The result is a positive, direct engagement that transforms the driving experience of your Subaru manual transmission.

• Fully adjustable shift throw for personalized gear engagement
• Maintains factory gearstick height for better ergonomics
• Direct bolt-on installation with no transmission tunnel modifications required
• Provides a precise and direct "race car" shift feel
• Durable construction designed for long-term performance use

Fits 1995-1998 Nissan 240SX Base, LE, and SE models.

The GFB TMS Respons Blow Off Valve Kit is designed to solve common drivability issues like stalling and backfiring associated with fixed-ratio atmospheric valves. Featuring patented venting bias adjustment, this valve allows you to fine-tune the ratio of air vented to the atmosphere versus air recirculated back to the intake. This ensures you achieve the desired blow-off sound without compromising the engine management system's air-fuel calculations.

Built with GFB’s Turbo Management System (TMS) Technology, this valve is engineered for rapid boost recovery during gearshifts and significantly improved throttle response. Constructed to exacting tolerances, the Respons valve is capable of withstanding boost pressures in excess of 100 psi, ensuring it outlasts any turbocharger's output.

• Patented venting bias adjustment for custom sound and performance
• TMS Technology for faster boost recovery and better throttle response
• Withstands boost pressures of 100psi+
• CNC machined for precision fit and durability
• Direct bolt-on kit replaces the factory valve

Monitor your forced induction system's performance with the GFB 52mm Mechanical Boost Gauge. A critical tool for any turbocharged or supercharged vehicle, this gauge provides the real-time pressure data necessary to ensure engine longevity. Utilizing a high-quality mechanical movement, it offers the rapid response and accuracy required for precise tuning and monitoring.

Designed for a clean, integrated look, the gauge features a smoked lens that remains dark when the ignition is off. Once powered, the bold LED backlighting provides high visibility, while the automatic dimming function ensures comfortable viewing during night driving. Each unit is 100% QC-checked for correct calibration before shipping.

• Measurement Range: 30inHg vacuum to 30psi boost
• Face Diameter: 52mm (standard 2-1/16 inch fitment)
• Movement Type: Mechanical for instantaneous response
• Lens: Smoked stealth lens (dark when power is off)
• Lighting: LED backlighting with night-time dimming
• Included Hardware: Vacuum hose, multi-size tee fitting, bezel, and mounting bracket
• Manufacturer Part Number: 3730

Fits select 2014-2024 Mercedes-Benz models including AMG GT, C300, C63 AMG S, CLA250, CLA35/45 AMG, E250, E300, E63 AMG S, G63 AMG, GLA250, GLC300, GLC43/63 AMG, and S63 AMG (2.0T).

The GFB VTA (Vent to Atmosphere) T9488 combines an aggressive blow-off sound with the technical performance of GFB's DV+ series. Designed to replace the factory-installed electronic diverter valve, this unit solves common issues with boost leakage and solenoid failure. While OE valves often use plastic components and weak springs, the VTA utilizes a precision-machined billet housing and a high-performance brass piston to ensure superior boost holding and reliability under pressure.

Installation is a direct bolt-on process thanks to the integrated low-profile solenoid, which is specifically engineered to fit within the tight packaging of modern Mercedes engine bays. By retaining the factory ECU control but upgrading the mechanical internals, the T9488 delivers sharper throttle response and faster boost recovery without triggering fault codes.

• Delivers aggressive atmosphere venting sound during gear shifts and deceleration
• Utilizes GFB DV+ technology for improved boost holding and throttle response
• Precision-machined brass piston provides a reliable seal even at high boost levels
• Compact, low-profile solenoid design ensures a seamless, direct-fit installation
• Direct replacement for plastic OE diverter valves
• Manufacturer Part Number: T9488
• Australian-made and backed by a lifetime warranty

Fits 2014-2018 Subaru Forester (2.0XT) and 2015-2020 Subaru WRX models.

The GFB Deceptor Pro II (T9507) provides the ultimate solution for drivers who want total control over their vehicle's blow-off valve sound without leaving the driver's seat. Featuring a high-torque geared motor, this valve allows you to adjust the venting ratio between full recirculating for silent operation and full atmospheric for that signature turbo sound—all controlled on-the-fly from the cabin.

Engineered with GFB's TMS Advantage, this unit is designed specifically to improve throttle response and reduce turbo lag by ensuring the valve stays shut when it isn't needed. Beyond acoustics, the Deceptor Pro II serves as a critical tuning tool for MAF-sensitive Subaru engines. It allows you to dial in the exact venting ratio required to achieve a blow-off sound without the stalling, stumbling, or backfiring issues often caused by standard atmospheric valves.

• Motorized Adjustment: Remote-controlled venting bias via the included in-cabin controller.
• TMS Advantage: Designed to maintain boost pressure and improve throttle recovery during shifts.
• Variable Sound: Adjust anywhere from 0% to 100% atmospheric venting to suit your environment.
• Direct Fit: Replaces the factory bypass valve with no permanent vehicle modifications required.
• Complete Kit: Includes the Deceptor Pro II valve, wiring loom, and electronic controller.
• Manufacturer Part Number: T9507

Fits select 1983-1998 Chrysler, Mazda, Mitsubishi, Nissan, Subaru, and Toyota models (Turbo). See compatibility table for full model list.

The GFB Mach 2 TMS Recirculating Diverter Valve (MPN T9135) is a precision-engineered performance upgrade designed to replace factory valves that often leak or fail under high boost. Utilizing GFB's proprietary Turbo Management System (TMS) technology, this valve is designed to improve boost recovery on gearshifts and sharpen throttle response by maintaining higher boost pressure in the system.

Built to handle extreme performance, the Mach 2 is rated to withstand boost pressures in excess of 100 psi, ensuring it will never be the weak link in your forced induction system. Its recirculating operation directs air back into the intake tract, maintaining factory-smooth drivability and correct air-fuel ratios on MAF-equipped vehicles without the loud vent-to-atmosphere noise.

• TMS Technology for rapid boost recovery and improved throttle response
• Proven performance capable of holding 100+ psi boost pressure
• Recirculating design for quiet operation and MAF-sensor compatibility
• Direct replacement for various OE applications
• 35mm inlet and 30mm outlet configuration
• Manufacturer Part Number: T9135

Fits 2011-2017 Nissan Juke S, SL, SV, Nismo, and Nismo RS models.

The GFB Mach 2 TMS Recirculating Diverter Valve (MPN T9106) is a high-performance replacement for the factory unit, engineered specifically for the Nissan Juke's 1.6 DIG-T engine. Utilizing GFB’s proprietary Turbo Management System (TMS) technology, this valve is designed to deliver rapid boost recovery during gearshifts and sharper throttle response by minimizing turbo lag. Unlike the plastic factory valves that can leak or deteriorate, the Mach 2 is built to endure, capable of holding boost pressures in excess of 100 psi.

• Manufacturer Part Number: T9106
• TMS Technology: Optimized for faster boost recovery on gearshift
• High-Pressure Reliability: Tested to withstand 100psi+ without leaking
• Recirculating Design: Directs air back into the intake for factory-quiet operation and MAF-safe performance
• Direct Bolt-on: Replaces the OEM diverter valve with no additional modifications required

Fits 2018-2020 Hyundai Veloster N and Kia Stinger (2.0T).

The GFB Respons TMS Blow Off Valve Kit (T9010) is engineered to provide the signature blow-off sound without the common drivability issues like stalling or backfiring found in fixed-ratio atmospheric valves. Featuring a patented venting bias adjustment, this valve allows you to manually control the amount of air recirculated back into the intake versus vented to the atmosphere, ensuring your engine management system stays happy.

Constructed for high-performance applications, this kit utilizes GFB’s Turbo Management System (TMS) technology. This system is designed to provide rapid boost recovery on gearshifts and significantly sharper throttle response. Every Respons valve is tested to withstand boost pressures exceeding 100psi, ensuring it can handle the output of any turbocharger setup.

• Patented adjustable venting bias for customizable sound and recirculation ratio
• TMS Technology for optimized boost recovery and throttle response
• Proven to withstand boost pressures of 100psi+
• Direct fit for 2.0T engines
• Manufacturer Part Number: T9010

Fits select 1998-2005 Subaru Legacy, Forester, and Impreza models.

The GFB Mach 2 TMS Recirculating Diverter Valve is a high-performance replacement for factory valves, designed to improve throttle response and reduce turbo lag. Using GFB’s Turbo Management System (TMS) technology, this valve ensures rapid boost recovery on gearshifts by effectively managing the airflow within the intake system. This recirculating model vents air back into the intake to maintain factory-quiet operation while providing significantly better boost-handling capabilities.

While many OE valves leak even at stock boost levels, the Mach 2 is built to withstand pressures exceeding 100 psi. This makes it an ideal solution for modified Subaru engines where reliable boost retention is critical. The unit is designed as a direct bolt-on replacement, utilizing factory mounting points for a straightforward installation.

• TMS Technology for rapid boost recovery and improved throttle response
• Tested to withstand boost pressures of 100+ psi
• Recirculating design for quiet, performance-oriented operation
• Direct replacement for restrictive factory diverter valves
• Manufacturer Part Number: T9100

The GFB 33mm Plumb Back Adaptor (MPN 5233) is a precision-engineered modular component designed to facilitate the connection of GFB valves to a 33mm recirculation hose. This adaptor allows for quiet, closed-loop operation by venting pressurized air back into the intake tract, ensuring compatibility with vehicles that utilize metered air systems.

Constructed for a secure, leak-free fit, this adaptor is essential for custom turbo plumbing or when adapting GFB blow-off and bypass valves to factory-sized return lines. It replaces or converts the discharge port to match the specific 33mm diameter required for a secure hose connection.

• Manufacturer Part Number: 5233
• Outlet Diameter: 33mm
• Configuration: Plumb Back (Recirculating)
• Compatibility: Fits all modular GFB blow-off and bypass valves
• Material: Durable construction designed for high-heat and high-pressure environments

Fits select 2010-2017 Hyundai Genesis Coupe, Sonata, Tucson, Veloster, and Kia Forte, Optima, Sorento, and Sportage (2.0T / 1.6T).

The GFB DVX T9661 is engineered specifically for Hyundai and Kia turbocharged applications where space is at a premium and standard aftermarket valves often struggle to fit. This valve utilizes GFB's patented venting bias adjustment, which allows you to infinitely tune the air distribution between the recirculation port and the atmospheric outlet. This gives you total control over the sound—ranging from silent factory-style operation to a loud, aggressive blow-off blast—all without triggering ECU errors or causing stalling issues.

• Patented venting bias adjustment for customizable sound levels
• Infinite adjustment between full recirculation and full atmospheric venting
• Direct bolt-on replacement for the factory diverter valve
• Billet construction designed to hold high boost pressure without leaking
• Engineered for 1.6T and 2.0T Gamma and Theta engines
• Manufacturer Part Number: T9661

Fits select 2013-2020 Audi A3, S3 and Volkswagen GTI, Golf R.

The GFB DVX Performance Diverter Valve T9659 provides total control over your vehicle’s boost venting and acoustics. Engineered for late-model VAG engines where space constraints prevent the use of larger valves, the DVX incorporates GFB’s patented venting bias adjustment. This system allows you to infinitely vary the airflow between the recirculating outlet and the atmosphere outlet, giving you the choice between silent factory operation, a loud blow-off sound, or a specific blend of both.

Constructed to replace the often-unreliable factory electronic solenoid, the T9659 uses a heavy-duty piston design that remains closed under high boost while maintaining sharp throttle response. It integrates directly with the factory ECU control, ensuring the vehicle's computer maintains authority over valve operation without the risk of diaphragm failure or boost leaks.

• Manufacturer Part Number: T9659
• Patented venting bias adjustment for customizable blow-off sound levels
• Dual outlet design supports simultaneous recirculation and atmospheric venting
• CNC-machined housing designed for tight engine bay fitment
• Piston-driven mechanism for superior pressure handling compared to OE diaphragms
• Maintains ECU-controlled operation for seamless performance integration

Fits select 2004-2018 Ford Focus ST, Porsche 911 Turbo/GT2 RS, and Volvo T5 models (C30, C70, S40, V50), as well as Borg-Warner EFR turbochargers.

The GFB DVX T9654 provides a high-performance alternative for vehicles with tight engine bays that cannot accommodate larger aftermarket valves. Built to replace failure-prone factory plastic diverter valves, this unit features dual outlets and GFB’s patented venting bias adjustment. This allows you to infinitely tune the valve between silent, 100% recirculation and a loud, 100% atmospheric blow-off sound simply by moving the adjustment lever.

• Patented venting bias adjustment for customizable sound levels
• Direct-fit design for compact engine bays and Borg-Warner EFR turbos
• Dual outlets allow for simultaneous recirculation and atmosphere venting
• Improved throttle response and boost recovery between shifts
• Manufacturer Part Number: T9654

Vehicle Fitment

The GFB Deceptor Pro II Blow Off Valve (BOV) kit provides the ultimate solution for drivers who want total control over their vehicle's atmospheric sound levels from inside the cabin. Utilizing a specialized motorized adjustment mechanism, this kit allows you to transition between full recirculation and atmospheric venting on-the-fly.

Beyond sound management, the Deceptor Pro II solves common drivability issues associated with venting air to the atmosphere. By limiting the maximum venting ratio via the in-car controller, you can eliminate the stalling and backfiring caused by rich fuel conditions often found in MAF-equipped vehicles. This allows for a crisp blow-off sound without compromising engine stability.

• In-Car Adjustment: Electronically control venting volume from silent to loud from the driver's seat.
• Venting Ratio Control: Configurable to limit venting to prevent backfiring and stalling.
• Complete Kit: Includes the Deceptor Pro II BOV, in-car controller, and a dedicated wiring loom.
• Manufacturer Part Number: T9533

Fits select 1991-2015 Dodge Stealth, Eagle Talon, Mitsubishi 3000GT, Eclipse, Lancer Evolution, Ralliart, and Subaru Legacy models.

Fits 2018-2022 Kia Stinger GT, GT1, GT2, and GTS (3.3T).

The GFB Deceptor Pro II Combo BOV Kit (T9513) provides total control over your turbocharger’s blow-off sound directly from the driver’s seat. Engineered specifically for the twin-turbo 3.3T V6 engine, this kit utilizes a dual-valve configuration—one Mach 2 valve and one Deceptor Pro II valve—to manage boost pressure while offering on-the-fly volume adjustment.

Beyond the sound, this kit solves common drivability issues like backfiring and stalling that occur when venting too much air to the atmosphere. By using the included electronic controller, you can precisely limit the venting ratio to find the perfect balance between that signature atmospheric sound and smooth engine operation. This makes it an ideal upgrade for Stingers that are sensitive to airflow changes but still want an aggressive blow-off note.

• Manufacturer Part Number: T9513
• Kit includes one Deceptor Pro II valve and one Mach 2 valve
• In-cabin electronic controller for real-time volume adjustment
• Prevents stalling and backfiring by managing atmosphere venting ratios
• Includes complete wiring loom for a direct installation
• Designed for the Kia Stinger 3.3T V6 twin-turbo platform

Fits 2018-2020 Hyundai Veloster N and Kia Stinger (2.0T).

The GFB Deceptor Pro II (T9510) provides complete control over your turbocharger's venting sound directly from the driver's seat. Utilizing a motorized diverter valve, this system allows you to adjust the venting ratio on-the-fly, ranging from silent recirculating operation to full atmospheric venting for that signature blow-off sound.

Built with GFB’s TMS (Turbo Management System) Advantage, this valve is engineered to improve throttle response and reduce boost lag. By keeping the valve closed during gear shifts and partial throttle, it ensures your turbo stays spooled for faster recovery. For vehicles sensitive to atmospheric venting, the controller can be configured to limit the maximum venting ratio, preventing common issues like stalling, stumbling, or backfiring caused by rich fuel mixtures.

• Motorized on-the-fly adjustment of venting volume
• TMS Advantage for faster boost recovery and better throttle response
• Adjustable venting ratio to prevent EFI stalling and backfiring
• Direct bolt-on replacement for the factory valve
• Includes complete wiring loom and in-cabin controller
• Manufacturer Part Number: T9510

Fits select 2001-2020 Subaru Impreza, WRX, WRX STI, and Forester models.

The GFB Deceptor Pro II provides precise control over your blow-off valve volume directly from the driver's seat. Utilizing a motorized drive system, this kit allows you to adjust the venting bias—moving from silent recirculation to a full atmosphere-venting sound, or anywhere in between—on the fly. This eliminates the need to choose between a quiet daily driver and a performance-sounding turbo setup.

Beyond sound, this patented system addresses the technical challenges of venting air to the atmosphere on MAF-equipped engines. By using the in-car controller to limit the maximum venting ratio, you can prevent the rich-running conditions that lead to backfiring and stalling. The Deceptor Pro II offers the signature blow-off sound without sacrificing engine stability or drivability.

• Manufacturer Part Number: T9503
• Adjustment Type: Electronic remote control (included)
• Venting Bias: Fully adjustable from 100% recirculating to 100% atmosphere
• Construction: Precision-machined for high-boost reliability
• Included Components: Blow-off valve unit, in-car controller, and wiring loom

Fits select 2015-2024 Toyota GR Corolla and Lexus GS200t/300, IS200t/300, NX200t/300, and RC200t/300 models.

The GFB VTA (Vent to Atmosphere) T9489 combines the proven performance benefits of the DV+ series with an aggressive blow-off sound. Designed for vehicles with electronically controlled diverter valves, the VTA delivers sharper throttle response and faster boost recovery without the drivability issues common in lesser atmospheric valves. The low-profile integrated solenoid ensures a direct bolt-on installation, fitting seamlessly within the tight constraints of modern engine bays.

Constructed to exacting standards, this Australian-made upgrade replaces the failure-prone factory plastic valve with a high-performance solution capable of holding boost reliably under demanding conditions. By utilizing the factory ECU signal, it maintains perfect integration with the vehicle's engine management system.

• Provides aggressive atmospheric blow-off sound with superior performance
• High-performance solenoid ensures reliable boost holding and durability
• Direct bolt-on replacement for the factory electronic diverter valve
• Improves throttle response and reduces boost lag during shifts
• Compact, low-profile design for simplified installation
• Manufactured in Australia and backed by a lifetime warranty
• Manufacturer Part Number: T9489

Fits select 2014-2024 Ford Bronco, Explorer, Fiesta, Maverick, Mustang, and Ranger (2.3L / 3.0L).

The GFB VTA (Vents to Atmosphere) T9484 delivers the signature aggressive blow-off sound while maintaining the performance benefits of GFB’s ground-breaking DV+ technology. Unlike standard atmospheric valves that can cause sluggish throttle response, the VTA ensures superior boost holding and faster boost recovery between shifts. It is specifically designed to replace the fragile factory plastic diverter valve with a more durable, reliable solution.

Built with a CNC-machined body and a compact, low-profile integrated solenoid, the T9484 is a direct bolt-on upgrade. This design ensures a seamless fit in tight engine bays while eliminating the boost leaks common in OE components. Whether you are running factory boost or a modified setup, the VTA provides the reliability and sound performance enthusiasts demand.

• Delivers aggressive atmospheric venting sound
• Improved throttle response and faster boost recovery
• Maintains reliable boost holding under high-pressure conditions
• Low-profile integrated solenoid for direct-fit installation
• High-grade CNC-machined construction
• Australian-made and backed by a lifetime warranty
• Manufacturer Part Number: T9484

Fits select 2005-2020 Audi, Volkswagen, and Porsche models (2.0T) equipped with the Pierburg-branded factory diverter valve.

The GFB VTA (Venting to Atmosphere) combines the signature blow-off sound enthusiasts crave with the performance-proven technology of the Go Fast Bits DV+ series. Designed as a direct bolt-on replacement for the often-unreliable factory solenoid, the VTA ensures superior boost holding and sharper throttle response by utilizing a pilot-actuated valve mechanism. Unlike the factory plastic valve that can leak or fail under high boost, the VTA is engineered to remain sealed until the optimal moment, providing faster boost recovery during gear shifts.

The T9481 features a low-profile integrated solenoid that eliminates the need for remote mounting or complex hose routing, making installation a straightforward process in tight engine bays. Each unit is manufactured in Australia to exacting tolerances and is backed by a limited lifetime warranty.

• Replaces factory Pierburg-branded diverter valves
• Delivers aggressive atmospheric blow-off sound
• Improved throttle response and faster boost recovery
• Pilot-actuated valve design for superior boost holding
• Low-profile integrated solenoid for direct-fit installation
• CNC-machined construction for durability
• Manufacturer Part Number: T9481
• Backed by a Limited Lifetime Warranty

Fits select 2021-2024 Volkswagen Arteon, Golf R, and GTI models equipped with the Continental-branded OEM diverter valve.

The GFB VTA (Vent to Atmosphere) delivers the aggressive blow-off sound enthusiasts crave while maintaining the proven performance benefits of the DV+ series. By replacing the factory diverter valve with a high-performance atmospheric solution, the T9480 solves common issues with boost leakage and slow throttle response. Its compact design and low-profile integrated solenoid ensure a seamless bolt-on installation, specifically engineered for Mk8 platforms and vehicles utilizing Continental turbochargers.

• Provides an aggressive blow-off sound without sacrificing performance
• Delivers sharper throttle response and faster boost recovery between shifts
• High-strength CNC-machined construction for superior boost holding and reliability
• Direct bolt-on replacement for factory Continental-branded diverter valves
• Low-profile solenoid design ensures clearance in tight engine bays
• Manufacturer Part Number: T9480
• Australian-made and backed by a lifetime warranty

Fits select 2015-2022 Lexus GS, IS, NX, and RC models (2.0L).

The GFB VTA (Vent-to-Atmosphere) blow off valve provides the aggressive sound enthusiasts crave while delivering measurable performance gains. Engineered with Go Fast Bits' proprietary TMS (Turbo Management System) technology, this valve is designed to improve boost recovery by up to 30% during gearshifts, ensuring your turbo stays in its efficiency range longer.

Unlike factory valves that can leak or bleed boost under high pressure, the T9467 is built to maintain maximum boost holding ability throughout the RPM range. It replaces the stock solenoid's internals with precision-machined components for improved durability and response.

• Manufacturer Part Number: T9467
• TMS Technology: Delivers up to 30% faster boost recovery between shifts
• Atmospheric Venting: Provides the signature blow-off sound without triggering CELs
• Direct Bolt-on: Replaces factory components with no additional tuning required
• Performance: Superior boost holding compared to the original equipment (OE) valve

Fits 2019-2022 Ford Ranger Lariat, XL, and XLT models (2.3L).

The GFB VTA (Vent-to-Atmosphere) performance valve provides the signature turbo blow-off sound while maintaining the sophisticated engine management of your modern EcoBoost engine. Unlike many aftermarket valves that trigger check engine lights or poor drivability, the T9465 VTA is engineered specifically for the Ford Ranger 2.3L application. It retains the factory solenoid and ECU control, ensuring the vehicle stays in its intended operating parameters.

This valve features GFB's proprietary TMS (Turbo Management System) technology, which has been shown to provide up to 30% faster boost recovery during gearshifts. This result is achieved by keeping the turbo spinning and ready to deliver boost the moment you get back on the throttle.

• Vent-to-atmosphere design for aggressive blow-off sound
• Retains factory solenoid for full ECU control and integration
• TMS technology for up to 30% faster boost recovery
• Direct bolt-on replacement for the factory diverter valve
• Manufacturer Part Number: T9465

Fits 2011-2021 Ford F-150 and Lincoln Navigator (2.7L / 3.5L).

The GFB VTA (Vent to Atmosphere) valve is engineered specifically for EcoBoost applications where the factory solenoid-type diverter valve often fails to maintain boost pressure or lacks the desired acoustic feedback. By retaining the factory solenoid, the T9464 maintains full ECU control while providing the performance and sound upgrades enthusiasts demand.

• TMS Technology: Engineered for up to 30% faster boost recovery on gearshifts compared to factory valves.
• Direct Replacement: Bolts directly into the factory location, utilizing the original electronics for seamless integration and response.
• VTA Operation: Provides the distinct blow-off sound without causing stalling, backfiring, or engine fault codes.
• Precision Build: Specifically designed for the 2.7L and 3.5L EcoBoost platforms to ensure a perfect fit and high-pressure reliability.
• Manufacturer Part Number: T9464

Fits 2016-2018 Ford Focus RS.

The GFB VTA (Vent to Atmosphere) Performance Valve (T9460) provides the signature blow-off sound enthusiasts crave without sacrificing the driveability or reliability of the Ford Focus RS platform. Unlike basic atmospheric valves that can trigger ECU errors or sluggish response, the GFB VTA is specifically engineered to work in harmony with the factory solenoid-controlled diverter system.

Equipped with GFB's proprietary TMS (Turbo Management System) technology, this valve is designed to deliver up to 30% faster boost recovery during gearshifts. By retaining the factory ECU control of the solenoid, the VTA ensures the computer remains in command of the valve operation, maintaining factory-level diagnostics and protection while providing a crisp, audible vent during throttle lift-off.

• Signature atmospheric blow-off sound without ECU fault codes
• TMS Technology for up to 30% faster boost recovery on gearshifts
• Direct bolt-on replacement for the factory diverter valve
• Retains factory solenoid and ECU control for seamless integration
• CNC machined from high-grade materials for long-term durability
• Manufacturer Part Number: T9460

Fits select 2012-2019 Ford Fiesta ST, Infiniti Q50 and Q60, and Mercedes-Benz C250, C300, CLA250, GLA250, and GLC300 models.

The GFB VTA (Vent to Atmosphere) performance blow-off valve is engineered for drivers who want the signature turbo atmospheric sound without sacrificing the reliability of their factory electronics. Designed specifically for applications using solenoid-type factory diverter valves, the T9458 retains the original solenoid and ECU control to ensure seamless integration and error-free operation.

By utilizing GFB's proprietary TMS (Turbo Management System) technology, this valve is designed to deliver up to 30% faster boost recovery during gearshifts. Unlike basic atmospheric spacers, the VTA is a complete performance upgrade that improves throttle response and ensures the valve remains closed under high boost conditions until venting is required.

• Signature blow-off sound with performance-oriented boost control
• TMS Technology for up to 30% faster boost recovery during shifts
• Retains factory ECU and solenoid control for OE-level integration
• Specifically designed to fit factory mounting points and hardware
• Replaces the plastic internal components of the factory diverter valve
• Manufacturer Part Number: T9458

Fits 2013-2018 Ford Focus ST (2.0L).

The GFB VTA (Vent to Atmosphere) blow-off valve is engineered for drivers who want the signature atmospheric turbo sound without compromising performance or reliability. Unlike generic valves, the T9454 is designed specifically for the Ford Focus ST platform, replacing the factory diverter valve while retaining the original solenoid and ECU control for seamless operation.

Equipped with GFB’s proprietary TMS (Turbo Management System) technology, this valve is designed to deliver up to 30% faster boost recovery during gearshifts. By maintaining better pressure during the transition between gears, it ensures your 2.0L EcoBoost stays in the powerband for improved throttle response.

• Vents to atmosphere for a distinct blow-off sound
• TMS technology offers up to 30% faster boost recovery on gearshifts
• Direct bolt-on replacement for the factory diverter valve
• Retains factory solenoid for full ECU control and integration
• CNC-machined construction for durability under high boost
• Manufacturer Part Number: T9454

Fits select 2006-2020 Audi and Volkswagen models equipped with the 2.0T engine, including A3, A4, A5, A6, Q5, GTI, Jetta, Passat, and Tiguan.

The GFB ATMO DV+ (T9451) is a direct-replacement performance solution for the factory solenoid-actuated diverter valves found in VAG applications. Unlike standard recirculating valves, the ATMO version vents to the atmosphere (VTA) to provide the signature turbo blow-off sound while maintaining the mechanical reliability GFB is known for. It utilizes GFB’s Turbo Management System (TMS) technology, which can provide up to 30% faster boost recovery during gearshifts by keeping the piston closed until boost is actually required to be vented.

By retaining the factory solenoid, this kit ensures the ECU remains in full control of the valve operation, preventing the fault codes often associated with standalone blow-off valves. It replaces the weak plastic internal components of the OE valve with precision-machined hardware designed for high-boost durability and longevity.

• Manufacturer Part Number: T9451
• Vents to Atmosphere (VTA) for audible blow-off sound
• TMS Technology for up to 30% faster boost recovery
• Retains factory solenoid and ECU control for OE-level integration
• Direct bolt-on replacement for factory diverter valves
• High-performance metal piston construction

Fits 2019-2020 Volkswagen Golf (1.2L / 1.4L).

The GFB VTA (Vent to Atmosphere) Performance Blow Off Valve is engineered for drivers who want the signature blow-off sound without sacrificing turbocharger performance. Utilizing GFB's proprietary TMS (Turbo Management System) technology, this valve ensures faster boost recovery during gearshifts and throttle modulation, leading to sharper throttle response. While many factory intake components are designed only to suppress the sound of compressor surge, the VTA T9430 is built to actively manage pressure pulses and protect your engine's turbocharger system.

• Manufacturer Part Number: T9430
• TMS Technology: Optimized for faster boost recovery and improved throttle response.
• Vent-to-Atmosphere: Delivers the distinct, crisp blow-off sound.
• Pressure Management: Designed to handle high-pressure pulses and eliminate compressor surge.
• Direct Fit: Engineered for the 1.2L and 1.4L TFSI/TSI engine platforms.