Fits select 2005-2014 Subaru Impreza WRX STI models.

Improve your vehicle's stance and widen its track with PERRIN 30mm wheel spacers. These precision-engineered spacers move your wheels further out from the hub, helping to fill the fender wells and providing additional clearance for upgraded suspension components or larger brake calipers. Designed with a hub-centric profile, they ensure a centered fit to maintain wheel balance and prevent vibration at highway speeds.

• Thickness: 30mm
• Bolt Pattern: 5x100
• Center Bore: 56mm
• Hub-centric design for precise fitment
• Manufacturer Part Number: PSP-WHL-031BK
• Sold as a pair

Fits select Subaru models with a 5x114.3 bolt pattern and 56mm hub bore.

PERRIN Wheel Spacers widen your vehicle's track width, pushing the wheels and tires outward to sit flush with the fenders for a more aggressive stance. Beyond aesthetics, these spacers provide necessary clearance for oversized tires or upgraded braking components. The hub-centric design ensures a precise fit against the factory hub, maintaining wheel balance and reducing vibration at highway speeds.

• Thickness: 30mm
• Bolt Pattern: 5x114.3
• Hub Bore: 56mm
• Finish: Black Anodized
• Includes pre-installed wheel studs
• Manufacturer Part Number: PSP-WHL-030BK

Fits 2005-2014 Subaru Impreza WRX STI (including Limited and Special Edition submodels).

Improve your vehicle's stance and widen its track with PERRIN wheel spacers. These 25mm spacers push your wheels further out from the hubs, providing necessary clearance for larger brake calipers or wider tires while achieving a flush, aggressive look. Designed with a hub-centric profile, these spacers ensure a centered fit to maintain factory-like ride quality and minimize vibration.

• Thickness: 25mm
• Bolt Pattern: 5x100
• Center Bore: 56mm
• Fitment: Hub-centric for precise wheel centering
• Quantity: Pair (2 spacers included)
• Manufacturer Part Number: PSP-WHL-026BK

Fits select Subaru models with a 5x114.3 bolt pattern and 56mm hub bore.

PERRIN Wheel Spacers increase your vehicle's track width, moving the wheels and tires outward to sit flush with the wheel wells. This technical adjustment achieves a more aggressive stance and can provide essential clearance for aftermarket suspension or larger braking components. By utilizing a 56mm hub-centric design, these spacers maintain proper wheel centering to ensure a precise fit and reduce the risk of vibration.

• Thickness: 25mm
• Bolt Pattern: 5x114.3
• Center Bore: 56mm
• Color: Black
• MPN: PSP-WHL-025BK

Fits 2005-2014 Subaru Impreza WRX STI, including Limited and Special Edition models.

PERRIN 20mm Wheel Spacers are designed to widen the vehicle track, increasing cornering stability and giving your Subaru a more aggressive, flush stance with the fenders. These spacers are hub-centric, featuring a 56mm center bore that aligns perfectly with the factory hub to prevent vibration and ensure a precise fit. Moving the wheels outward also provides additional clearance for upgraded suspension components or larger brake calipers.

• Thickness: 20mm
• Bolt Pattern: 5x114.3
• Center Bore: 56mm
• Construction: Hub-centric design for vibration-free performance
• Quantity: Pair (2 Spacers)
• Manufacturer Part Number: PSP-WHL-020BK

The PERRIN Diverter Valve for select 2019-2026 Subaru WRX, Legacy, Outback XT, and Ascent models replaces the factory unit to provide superior boost pressure control and enhanced drivability. Engineered to handle increased boost levels, this valve addresses the common failure points and leaks associated with OEM plastic components, ensuring your turbocharger maintains peak efficiency during hard acceleration.

This direct-replacement component is designed for precise actuation and consistent performance, resulting in crisper throttle response and more stable boost curves. Whether installed on a stock vehicle or one with performance tuning, the PSP-TAC-616RD provides the reliability required for modern Subaru turbocharged engines.

• Fits 2022-2026 Subaru WRX, 2020-2025 Legacy/Outback XT, and 2019-2025 Ascent
• Optimizes boost pressure control for improved drivability
• Durable construction prevents pressure loss common with factory plastic valves
• Red anodized finish for corrosion resistance and engine bay styling
• Manufacturer Part Number: PSP-TAC-616RD

Fits 2015-2020 Subaru WRX (Base, Limited, and Premium).

The PERRIN Bypass/Blow Off Valve is designed to replace the weak, plastic factory valve that often leaks under high boost. By providing a more reliable seal and faster response times, this valve helps maintain consistent boost pressure and protects your turbocharger from compressor surge. Precision-machined for a perfect fit, it is a direct bolt-on upgrade that integrates seamlessly with the factory charge pipe.

• Improved Performance: Enhances boost response and holds higher pressure than the stock unit.
• Durable Construction: CNC machined from 6061 aluminum with a vibrant red anodized finish for corrosion resistance and engine bay styling.
• Direct Fit: Replaces OEM part for a straightforward installation without permanent modifications.
• Recirculating Design: Specifically engineered to work with the factory ECU to maintain proper air-fuel ratios.
• Manufacturer Part Number: PSP-TAC-615RD

Fits select 2005-2014 Subaru Impreza WRX STI and Legacy GT models. This PERRIN Bypass/Blow Off Valve (BOV) is engineered to replace the factory unit, providing a more robust solution for managing boost pressure and protecting the turbocharger.

Designed to handle higher-than-stock boost levels, this valve ensures reliable operation by preventing compressor surge during gear changes or throttle lift-off. The red-anodized finish adds a durable, high-performance look to the engine bay while the precision-machined internals offer consistent response compared to the original equipment.

• Manufacturer Part Number: PSP-TAC-610RD
• Finish: Red Anodized
• Application: Replaces factory bypass/blow off valve
• Fitment: Specific to Subaru WRX STI and Legacy GT models listed

Fits 2005-2012 Subaru Legacy GT, GT Limited, and GT spec.B.

The PERRIN Bypass/Blow Off Valve (BPV/BOV) is designed to replace the factory unit, providing a more robust solution for managing boost pressure. Whether running stock boost or an upgraded turbocharger, this valve ensures consistent performance and improved throttle response by eliminating the boost leaks common in aging OEM components. Its precision construction allows for reliable operation under high-pressure conditions while maintaining a direct-fit installation.

• Finish: Black
• Enhances boost response and reliability
• Direct replacement for the factory mounting points
• Compatible with 2.5GT, GT Limited, and spec.B models
• Manufacturer Part Number: PSP-TAC-610BK

Fits select 2002-2014 Subaru Impreza WRX and WRX STI models.

The PERRIN Bypass/Blow Off Valve (PSP-TAC-600RD) is engineered to provide superior boost management compared to the factory unit. By efficiently venting pressure during throttle closure, this valve helps maintain turbocharger speed and reduces compressor surge, leading to improved throttle response and long-term turbo reliability.

Constructed for durability and finished in a striking red coating, this valve is a direct-fit upgrade for high-performance Subaru engines. Whether you are running stock boost or an upgraded setup, the PERRIN valve ensures consistent sealing and performance under pressure. It is designed to handle increased boost levels while maintaining the drivability of a factory bypass valve.

• Manufacturer Part Number: PSP-TAC-600RD
• Color: Red
• Type: Hybrid Bypass/Blow Off Valve
• Direct replacement for the factory valve
• Improves throttle response and boost management

Fits 2002-2007 Subaru Impreza WRX and 2004-2020 Subaru WRX STI.

The PERRIN Bypass/Blow Off Valve (PSP-TAC-600BK) is a high-performance replacement for the factory unit, designed to handle higher boost levels and provide more consistent pressure management. Finished in a durable black coating, this valve ensures reliable operation whether you are maintaining a recirculating setup or seeking a hybrid response. By replacing the stock plastic or lightweight metal valve, it prevents boost leaks that often occur under increased load on EJ-series engines.

• Precision-machined body with a sleek black finish
• Designed for direct fitment to the factory intercooler or flange
• Improves turbocharger response and longevity by preventing compressor surge
• Manufacturer Part Number: PSP-TAC-600BK

Full Vehicle Fitment:

• 2002-2007 Subaru Impreza WRX (Base, Limited, TR)
• 2004-2014 Subaru Impreza WRX STI (Base, Limited, Special Edition)
• 2015-2020 Subaru WRX STI (Base, Limited, Launch Edition, Series.HyperBlue)

Fits 2015-2020 Subaru WRX Base, Limited, and Premium models.

The PERRIN Steering Dampener Lockdown (PSP-SUS-565) is designed to increase driver feedback and steering precision. By locking the rubber coupler between the steering column and the steering rack, this component eliminates the vague, disconnected feeling often found in the factory steering assembly. The result is a more direct, mechanical connection that translates into faster steering response and improved control during spirited driving.

• Eliminates steering dampener play for a more connected feel
• Increases steering response and driver feedback
• Direct bolt-on installation using factory mounting points
• Manufacturer Part Number: PSP-SUS-565

Fits 2013-2026 Subaru BRZ, Toyota 86, GR86, and Scion FR-S.

The PERRIN Rear Subframe Lockdown Kit stabilizes the rear end of your chassis by eliminating the excessive movement found in the factory subframe bushings. From the factory, these bushings contain large voids designed to prioritize comfort over performance. This PERRIN kit fills those voids, significantly reducing drivetrain "squirm" and unwanted suspension geometry changes during hard acceleration, aggressive cornering, and heavy braking.

By securing the rear subframe more firmly to the vehicle's body, you gain a more predictable, connected driving experience and improved power delivery to the ground. This is an essential upgrade for drivers looking to sharpen handling response without the harshness often associated with full solid bushing replacements.

• Reduces rear subframe movement for improved handling precision
• Minimizes drivetrain slop during rapid weight transfer
• Durable construction designed for performance and longevity
• Direct fitment for specified Toyota, Subaru, and Scion chassis
• Manufacturer Part Number: PSP-SUS-532BK

Fits 2015-2026 Subaru WRX, 2015-2021 WRX STI, and 2022-2026 Subaru BRZ models.

The PERRIN Rear Subframe Lockdown Kit (PSP-SUS-531BK) is engineered to eliminate the compliance and "slop" inherent in the factory rubber subframe bushings. By solidifying the connection between the rear subframe and the vehicle chassis, this kit ensures that suspension geometry remains stable under extreme loads, providing more predictable handling and sharper turn-in response.

Removing this unwanted movement is critical for performance driving; it prevents the subframe from shifting during high-G cornering or hard launches, which directly improves power delivery and chassis feedback. This bolt-on solution replaces or reinforces factory mounting points to create a more connected driving experience without the need for a full subframe removal.

• Reduces subframe and drivetrain movement during acceleration and braking
• Enhances throttle response by minimizing energy loss through bushing deflection
• Provides a more rigid chassis feel for track and spirited street use
• Engineered for a precise fit with included high-grade hardware
• Manufacturer Part Number: PSP-SUS-531BK

Fits 2002-2007 Subaru Impreza WRX and WRX STI models (including Limited and TR trims).

The PERRIN Rear Differential and Subframe Lockdown System is designed to eliminate excessive movement in the rear drivetrain by securing the rear subframe and differential to the vehicle's chassis. This kit provides a more rigid connection, significantly reducing the common drivetrain "clunk" experienced during aggressive shifts and hard acceleration. By minimizing component deflection, you achieve more direct power delivery and a more predictable handling feel during high-performance driving.

• Eliminates rear subframe and differential movement for a solid drivetrain feel
• Reduces audible clunks and drivetrain slop during gear changes
• Improves throttle response and power transfer to the ground
• Engineered for a precise fit with factory mounting locations
• Manufacturer Part Number: PSP-SUS-525

Fits 1993-2007 Subaru Impreza, 2002-2007 WRX, 2004-2007 STI, and 1998-2008 Forester (including XT models).

The PERRIN Rear Subframe Lockdown (SLO) kit is designed to eliminate the sloppiness and shifting associated with the soft factory subframe bushings. By securing the rear subframe directly to the vehicle's unibody, this kit reduces drivetrain movement during aggressive driving, delivering more immediate power transfer and a more connected feel through the chassis.

• Eliminates rear subframe movement during hard acceleration, braking, and cornering
• Improves throttle response by reducing drivetrain deflection
• Constructed for precision fitment to factory mounting points
• Helps eliminate common drivetrain "clunks" in older Subaru chassis
• Manufacturer Part Number: PSP-SUS-520

Fits select 2008-2020 Subaru WRX STI, BRZ, Toyota 86, and Scion FR-S.

The PERRIN Front Control Arm Bushing Upgrade (PSP-SUS-409) is engineered to replace the soft, compliant factory rubber bushings that often cause vague steering and alignment shifts under load. By installing these high-performance bushings, you reduce unwanted suspension deflection, resulting in sharper turn-in, more communicative steering feedback, and improved stability during aggressive cornering and braking.

• Enhances steering precision and reduces front-end wandering
• Maintains consistent wheel alignment geometry under high-stress driving
• Direct replacement for OEM front control arm bushings
• Durable construction designed for track and spirited street use
• Manufacturer Part Number: PSP-SUS-409

Fits select 2017-2026 Subaru WRX, Impreza, Legacy, and Outback XT models.

The PERRIN Front Control Arm Brace is engineered to enhance chassis rigidity and steering precision by reinforcing the front suspension mounting points. By minimizing anti-lift geometry, this brace reduces the vertical movement of the control arms during acceleration, maintaining a more consistent tire contact patch for improved front-end traction and predictable handling.

Beyond performance gains, this brace provides a practical solution for vehicle maintenance. It features an integrated central jack point, offering a secure and convenient location to lift the front of your vehicle without searching for suitable frame rails or risking damage to the underbody.

• Enhances handling by reinforcing front control arm mounting points
• Minimizes anti-lift geometry for better traction under power
• Integrated central jack point simplifies lifting the vehicle
• High-strength construction with a durable finish
• Manufacturer Part Number: PSP-SUS-314BK

Fits 2008-2021 Subaru WRX and STI, and 2013-2026 Subaru BRZ, Scion FR-S, and Toyota 86/GR86.

The PERRIN 18mm Adjustable Rear Sway Bar is engineered to significantly reduce body roll and improve cornering grip by increasing the rear roll stiffness of your chassis. This upgrade helps neutralize understeer, providing more balanced and predictable handling characteristics during spirited driving or track use.

Constructed from solid spring steel for consistent torsional rigidity, this sway bar features multiple adjustment points, allowing you to fine-tune the suspension stiffness to match your driving style and tire setup. The kit includes high-durometer polyurethane bushings to ensure immediate response and reduced deflection compared to soft factory rubber units.

• Diameter: 18mm
• Adjustment: 3-point adjustable for precise chassis tuning
• Construction: Solid cold-swayed spring steel
• Finish: Durable powder coat for corrosion resistance
• Includes: Polyurethane bushings, waterproof grease, and necessary mounting hardware
• Manufacturer Part Number: PSP-SUS-246

Fits 2008-2021 Subaru WRX and STI, and 2013-2025 Subaru BRZ, Scion FR-S, and Toyota 86/GR86.

The PERRIN 16mm Adjustable Rear Sway Bar is a critical suspension upgrade for drivers looking to sharpen handling and reduce body roll during spirited driving or track sessions. By increasing the torsional stiffness of the rear suspension, this sway bar helps neutralize the understeer inherent in many factory setups, providing a more balanced and predictable chassis through corners.

Constructed from solid steel and finished with a durable powder coat for corrosion resistance, this bar features multiple mounting holes. These adjustment points allow you to fine-tune the effective stiffness of the bar to match your driving style or specific tire and suspension setup. This component replaces the thinner OE unit for a more direct connection between the suspension components and improved cornering grip.

• Diameter: 16mm
• Adjustment: Multiple mounting points for variable stiffness
• Finish: Red powder coat for durability and visibility
• Installation: Replaces factory rear sway bar using existing mounting locations
• Manufacturer Part Number: PSP-SUS-245

Fits 2015-2020 Subaru WRX (Base, Limited, and Premium).

Improve your vehicle's handling and suspension response with PERRIN Rear Polyurethane Sway Bar Endlinks. These components are engineered to replace the flexible factory units, providing a significantly more rigid connection between the sway bar and the control arm. By utilizing high-durometer polyurethane bushings, these endlinks minimize deflection, ensuring your sway bar reacts instantly to cornering forces for better chassis control and reduced body roll.

• High-performance polyurethane bushings for reduced deflection and improved feedback
• Enhances sway bar efficiency and overall suspension response
• Robust construction designed for long-term durability
• Direct bolt-on replacement for factory rear endlinks
• Manufacturer Part Number: PSP-SUS-237

Fits 2013-2020 Scion FR-S and Toyota 86.

Improve your vehicle's handling and suspension feedback with PERRIN Spherical Rear Endlinks. These heavy-duty components are designed to replace the thin, flexible factory endlinks that often deflect under high cornering loads. By eliminating the delay caused by OEM rubber bushing compliance, these endlinks provide a solid, direct connection between the sway bar and the control arm, ensuring your anti-roll bar works at its maximum potential the moment you initiate a turn.

Built for durability and precision, the integrated spherical bearings offer smooth, bind-free articulation while removing the "slop" associated with factory hardware. This kit is a direct-fit upgrade that bolts to factory mounting points, making it an essential modification for enthusiasts looking for more predictable handling during aggressive street driving or track sessions.

• High-strength spherical bearings eliminate sway bar response delay
• Reduces suspension deflection for more precise cornering
• Direct replacement for factory rear endlinks
• Designed for long-term durability in performance applications
• Manufacturer Part Number: PSP-SUS-235

Fits 2004-2008 Subaru Forester and 2004-2007 Impreza WRX STI models.

Upgrade your Subaru's handling with the PERRIN Rear Endlink kit. Designed to replace the flexible factory units, these endlinks provide a more rigid connection between your rear sway bar and the suspension. By reducing the deflection found in original equipment (OE) components, they ensure your sway bar reacts instantly to cornering forces, improving chassis balance and steering response during spirited driving.

Engineered for durability, these rear endlinks are a direct bolt-on solution for enthusiasts looking to maximize the effectiveness of their rear sway bar setup. Whether you are running a stock bar or an upgraded aftermarket unit, PERRIN endlinks help maintain consistent suspension geometry under load.

• Replaces flexible or worn factory rear endlinks
• Improves sway bar efficiency and overall suspension response
• Direct-fit installation to factory mounting points
• Manufacturer Part Number: PSP-SUS-218

Fits 2013-2026 Subaru BRZ, Scion FR-S, and Toyota 86/GR86.

The PERRIN 22mm Adjustable Front Swaybar is engineered to enhance the handling of your chassis by significantly increasing roll stiffness. By reducing body roll during high-speed cornering, this upgrade maintains a larger tire contact patch for improved grip and sharper turn-in response. The adjustable design features multiple mounting points, allowing you to calibrate the swaybar's rate to suit your driving style or track conditions.

• Diameter: 22mm
• Adjustment: Multiple mounting holes for custom stiffness tuning
• Performance: Reduces body roll and improves steering precision
• Installation: Bolts to factory mounting points; replaces OEM front swaybar
• Manufacturer Part Number: PSP-SUS-139

Fits 2008-2014 Subaru WRX STI and 2011-2014 WRX models.

The PERRIN 22mm Adjustable Front Swaybar is engineered to significantly reduce body roll and increase chassis rigidity, providing flatter cornering and sharper steering response. This performance upgrade replaces the factory front bar with a larger 22mm unit, allowing you to fine-tune your suspension's stiffness and handling balance through multiple adjustment points.

• Diameter: 22mm
• Design: Multi-hole adjustable for variable stiffness tuning
• Benefits: Reduced understeer and improved front-end grip
• Build: Heavy-duty construction for consistent performance under load
• Manufacturer Part Number: PSP-SUS-136

Fits 2022-2026 Subaru WRX models.

The PERRIN 24.5mm Adjustable Front Swaybar (PSP-SUS-128) is engineered to significantly reduce body roll and improve the cornering performance of your vehicle. By increasing the torsional stiffness of the front suspension, this bar helps keep the tires flatter on the road during high-load maneuvers, resulting in more predictable handling and sharper turn-in response.

Featuring an adjustable design, this swaybar allows drivers to fine-tune the stiffness of the front suspension to match their specific driving style or road conditions. Whether you are daily driving or participating in track events, this upgrade provides the balance and stability needed to maximize the WRX chassis' potential.

• Diameter: 24.5mm for increased roll resistance
• Adjustment: Integrated mounting points for suspension tuning
• Fitment: Precision-engineered for 2022-2026 Subaru WRX
• Manufacturer Part Number: PSP-SUS-128

Fits 2015-2021 Subaru WRX models.

The PERRIN 26mm Adjustable Front Sway Bar is engineered to significantly reduce body roll and improve the handling characteristics of your vehicle. By increasing the torsional stiffness of the front suspension, this upgrade provides flatter cornering, quicker steering response, and increased front-end grip during spirited driving or track sessions.

This adjustable sway bar allows you to fine-tune your suspension balance to suit your driving style and tire setup. It replaces the factory unit and is designed to integrate with the vehicle's suspension geometry for a precise fit.

• Manufacturer Part Number: PSP-SUS-127
• Diameter: 26mm
• Adjustment Type: Multiple mounting points for variable stiffness
• Function: Reduces body roll and improves turn-in response
• Application: Front suspension

Fits 2015-2021 Subaru WRX STI.

Sharpen the handling and reduce body roll on your 2015-2021 Subaru WRX STI with the PERRIN 26mm Adjustable Front Sway Bar. Increasing the front roll stiffness helps maintain a flatter cornering attitude and more precise turn-in, making your vehicle more responsive during spirited driving or track use without sacrificing daily ride quality.

• Diameter: 26mm for increased roll resistance
• Adjustable: Multiple end-link mounting points allow for fine-tuning of the suspension stiffness
• Performance: Reduces understeer and improves steering feedback
• Installation: Engineered for direct fitment on the 2015-2021 STI chassis
• Manufacturer Part Number: PSP-SUS-126

Fits 2013-2016 Scion FR-S Base.

Improve the steering response and sway bar efficiency of your vehicle with PERRIN Front Endlinks. These components are designed to replace the standard factory links, providing a more direct connection between the sway bar and the suspension. By eliminating the flex and play found in aged or under-spec OE parts, these endlinks ensure sway bar energy is transferred immediately for flatter cornering and more predictable handling. These links are engineered as a direct bolt-on for vehicles equipped with factory-style struts.

• Manufacturer Part Number: PSP-SUS-115
• Position: Front
• Compatibility: Designed for OEM-style struts only; will not work with coilovers
• Replaces flexible factory endlinks to improve sway bar rigidity
• Direct installation to factory mounting points

Fits 2002-2014 Subaru Impreza WRX (excluding 2002-2007 Wagons), 2004-2013 Forester, and 2005-2013 Legacy models.

Improve your vehicle's handling and cornering precision with PERRIN Front Endlinks (PSP-SUS-113). These performance endlinks provide a solid link between your front sway bar and the control arms, eliminating the flex and delay often associated with soft factory bushings. By providing a more direct transfer of energy, these endlinks allow your sway bar to work more effectively, reducing body roll during aggressive maneuvers.

Constructed for durability and precision, these components are an essential upgrade for any Subaru enthusiast looking to sharpen steering response or accommodate a thicker aftermarket sway bar. They bolt directly into factory mounting locations for a straightforward installation.

• Replaces flexible factory front endlinks for improved sway bar efficiency
• Enhances steering response and weight transfer during cornering
• Engineered to handle increased loads from performance driving
• Direct fit for select Subaru WRX, Forester, and Legacy platforms
• Manufacturer Part Number: PSP-SUS-113