Designed for high-performance builds, this set of 12 GSC Power-Division intake valves is engineered to handle the thermal and mechanical demands of the Nissan RB26DETT engine. These valves feature a standard 103.8mm overall length but are designed with a +1.5mm tip height, allowing for precise valvetrain geometry adjustments often required with aftermarket camshafts and high-lift setups.

• Fits Nissan RB26DETT engines
• Head Diameter: 34.65mm
• Overall Length: 103.8mm (Standard)
• Tip Height: +1.5mm (Extended)
• Quantity: Set of 12 Intake Valves
• Manufacturer Part Number: 2146-12

This set of 12 GSC Power-Division (P-D) exhaust valves is engineered for Nissan RB26DETT engines, providing a high-quality solution for cylinder head refreshes and performance builds. These standard-sized (STD) valves are designed to meet precise tolerances for reliable fitment and consistent valvetrain geometry.

• Manufacturer Part Number: 2143-12
• Engine Application: Nissan RB26DETT
• Valve Type: Exhaust
• Head Diameter: 30.15mm
• Total Length: 101.74mm
• Sizing: Standard (STD)
• Quantity: Set of 12

Whether you are performing a routine top-end overhaul or a performance-oriented head build, these valves provide the necessary durability and sealing capabilities required for the RB26DETT platform. The 101.74mm length and 30.15mm head diameter ensure compatibility with factory-style valve seats and guides.

Engineered for the iconic Nissan RB26DETT engine, this set of 12 GSC Power-Division intake valves provides the precision and reliability required for high-performance cylinder head builds. These standard-sized (STD) valves are designed to replace worn factory components, maintaining original specifications while offering the superior manufacturing tolerances GSC is known for.

• Engine Fitment: Nissan RB26DETT
• Head Diameter: 34.65mm
• Valve Size: Standard (STD)
• Overall Length: 102.4mm
• Quantity: Set of 12 intake valves
• Manufacturer Part Number: 2142-12

Whether performing a routine refresh or a comprehensive head build, these valves ensure proper sealing and airflow for your RB26. They are designed for exact compatibility with factory-style 34.65mm valve seats and 102.4mm stem length requirements.

Fits 2014-up Subaru BRZ, Scion FR-S, and Toyota 86 models equipped with the FA20 engine.

These GSC Power-Division intake valves are engineered for the high-stress environment of high-performance FA20 engines. Manufactured from 21-4N stainless steel, these valves provide the heat resistance and structural integrity required for both street and track applications. Each valve features a swirl-polished head for improved airflow and a chrome-plated stem to ensure longevity and reduced friction within the valve guides.

• Material: 21-4N Stainless Steel
• Finish: Chrome polished stems and swirl polished heads
• Valve Head Diameter: 35mm (Standard Size)
• Quantity: Set of 8 intake valves
• Manufacturer Part Number: 2132-8

Fits 2014+ Subaru BRZ, Scion FR-S, and Toyota 86 equipped with the FA20 engine.

Upgrade your valvetrain with this set of GSC Power-Division 23-8N exhaust valves. Engineered for high-performance applications, these valves feature a chrome polished finish that reduces friction and carbon buildup on the valve stems, promoting smoother operation and extended seal life. These are standard (STD) sized replacements designed to seat perfectly within the factory head geometry while providing the durability required for modified engines.

• Part Number: 2131-8
• Valve Type: Exhaust
• Head Diameter: 29mm (Standard Size)
• Material/Finish: Chrome Polished
• Quantity: Set of 8 valves
• Compatibility: Subaru FA20 platform (2014-present)

Fits 2012-2013 Subaru BRZ and Scion FR-S.

This set of 8 GSC Power-Division intake valves is engineered to handle the increased thermal and mechanical stresses of high-performance engines. Each valve is manufactured from forged 21-4N stainless steel, providing exceptional strength and heat resistance compared to standard OEM components. The fully chrome polished finish reduces friction and helps prevent carbon buildup on the valve face and stem, promoting consistent airflow and optimal sealing at high RPMs.

• Material: Forged 21-4N Stainless Steel
• Finish: Fully Chrome Polished
• Head Diameter: 35mm (Standard Size)
• Stem Configuration: Swirl polished for improved flow
• Quantity: Set of 8 Intake Valves
• Manufacturer Part Number: 2122-8

Fits 2013-2017 Subaru BRZ, Scion FR-S, and Toyota 86 (FA20).

This GSC Power-Division intake valve is engineered to withstand the thermal and mechanical stresses of the high-revving FA20 engine. Manufactured from 21-4N stainless steel, this valve provides a significant durability upgrade over stock components. Each valve features a chrome polished finish to reduce carbon buildup on the head and stem while minimizing friction within the valve guide for improved longevity and performance.

• Material: 21-4N Stainless Steel alloy
• Finish: Chrome Polished head and stem
• Head Diameter: 35mm (Standard/STD size)
• Application: Intake side only
• Configuration: Sold individually
• Manufacturer Part Number: 2122-01

Fits 2012-2013 Subaru BRZ and Scion FR-S.

GSC Power-Division P-D series exhaust valves are engineered to withstand the high thermal and mechanical stresses of performance engines. These valves are precision-machined to standard (STD) 29mm head dimensions, making them a direct-replacement upgrade for cylinder head rebuilds or performance builds where factory sizing is required.

Each valve features a chrome polished finish designed to reduce friction within the valve guide and minimize carbon buildup on the valve head. This set provides the durability and heat resistance necessary for consistent sealing and flow in both spirited street driving and competitive track environments.

• Manufacturer Part Number: 2121-8
• Valve Type: Exhaust
• Head Diameter: 29mm (Standard Size)
• Finish: Chrome Polished
• Quantity: Set of 8 Valves

Fits 2019+ Toyota Supra and select BMW M3, M4, and Z4 models equipped with the B58 and S58 3.0L inline-six engines.

These GSC Power-Division P-D series intake valves are engineered to withstand the thermal and mechanical stresses of high-performance B58 and S58 engine builds. Each valve features a 30.1mm head diameter and a specialized chrome polished finish, which reduces friction within the valve guide and minimizes carbon buildup on the valve head. This set is a direct performance upgrade for the intake side of your valvetrain, ensuring consistent sealing and optimized airflow in turbocharged applications.

• Part Type: Intake Valve Set
• Quantity: Set of 12
• Head Diameter: 30.1mm
• Finish: Chrome Polished
• Engine Compatibility: BMW B58 / S58 (3.0L)
• Manufacturer Part Number: 2092-12

Fits select 2019-2024 Toyota GR Supra, BMW Z4 (B58) and 2021-2024 BMW M3/M4 (S58) models.

This GSC Power-Division chrome polished intake valve is engineered for high-performance B58 and S58 engine builds. Precision-machined with a 30.1mm head diameter, this valve is designed to withstand the thermal and mechanical stresses of high-RPM operation and forced induction. The chrome polished finish provides a smooth surface that reduces stem friction and minimizes carbon buildup, ensuring consistent airflow and a reliable seat seal.

Ideal for cylinder head refreshes or custom valvetrain configurations, this single valve serves as a high-strength replacement for factory components, maintaining strict tolerances for critical engine geometry.

• Manufacturer Part Number: 2092-01
• Valve Type: Intake
• Head Diameter: 30.1mm
• Material Finish: Chrome Polished
• Engine Compatibility: BMW B58 / S58
• Quantity: Sold Individually (Single)

Fits Toyota GR Supra and BMW models equipped with B58 and S58 engines.

This set of 12 GSC Power-Division exhaust valves is engineered to withstand the increased thermal and mechanical stresses of high-performance B58 and S58 builds. Featuring a 28.5mm head diameter, these valves are precision-machined to provide a superior seal and maintain optimal flow characteristics within the cylinder head during high-boost operation.

• Head Diameter: 28.5mm
• Material Finish: Chrome Polished for reduced friction and carbon buildup
• Quantity: Complete set of 12 exhaust valves
• Engine Compatibility: BMW B58 and S58 inline-six
• Manufacturer Part Number: 2091-12

The chrome polished finish is specifically chosen to improve heat resistance and promote smoother valve stem movement within the guides. These valves are a critical upgrade for enthusiasts performing a cylinder head refresh or building an engine for increased power levels, ensuring long-term valvetrain reliability.

This GSC Power-Division (P-D) exhaust valve is engineered for high-performance builds using the BMW S58 and B58 engine platforms, found in the BMW M3, M4, Z4, and Toyota GR Supra. Designed to meet the extreme thermal demands of modern turbocharged engines, this valve features a specialized chrome polished finish that reduces friction within the valve guide and helps prevent carbon buildup on the head surface.

• Head Diameter: 28.5mm
• Material Finish: Chrome Polished
• Engine Compatibility: BMW S58 and B58
• Configuration: Sold individually (Single)
• Manufacturer Part Number: 2091-01

Each valve is manufactured to exacting tolerances to ensure a precise seal and consistent valvetrain geometry, making it an essential component for technicians and builders performing head work or complete engine overhauls.

Optimized for high-performance cylinder head builds, this set of GSC Power-Division (P-D) intake valves is engineered for the Toyota 3S-GTE engine. These +1mm oversize valves feature a 34.6mm head diameter, designed to increase volumetric efficiency and airflow in modified engines.

Each valve is manufactured from 21-4N stainless steel, providing the necessary thermal resistance and tensile strength to withstand the high temperatures and pressures of forced induction. The chrome polished finish is applied to reduce friction within the valve guides and minimize carbon accumulation on the valve face for long-term seat integrity.

• Material: 21-4N stainless steel alloy
• Head Diameter: 34.6mm (+1mm over stock)
• Finish: Fully chrome polished for improved flow and durability
• Compatibility: Designed for Toyota 3S-GTE cylinder heads
• Quantity: Set of 8 intake valves
• Manufacturer Part Number: 2074-8

Fits Toyota 3S-GTE engines.

GSC Power Division oversized exhaust valves are engineered to enhance exhaust flow and improve volumetric efficiency in performance-built Toyota 3S-GTE cylinder heads. These valves feature a 30mm head diameter, which is a +1mm increase over the factory specification, providing the additional surface area needed for high-boost or high-RPM applications. Each valve is precision-machined and finished with a chrome polish to reduce friction and improve thermal resistance during high-stress operation.

• Engine Compatibility: Toyota 3S-GTE
• Component: Exhaust Valve
• Head Diameter: 30mm (+1mm Oversize)
• Finish: Chrome Polished
• Quantity: Set of 8
• Manufacturer Part Number: 2073-8

Designed for high-performance Toyota 3S-GTE engines, this set of eight GSC Power-Division intake valves is engineered to withstand the extreme thermal stresses of turbocharged applications. Each valve is manufactured from 21-4N stainless steel, a material selected for its superior tensile strength and heat resistance compared to standard valve alloys.

The chrome polished finish reduces friction within the valve guides and helps prevent carbon buildup on the valve head, ensuring consistent airflow and seating over time. These standard-sized 33.6mm valves are a direct replacement for factory components, providing a critical upgrade for builds requiring enhanced durability and reliability under high boost and RPM.

• Material: High-tensile 21-4N stainless steel
• Finish: Chrome polished for reduced friction
• Head Diameter: 33.6mm (Standard size)
• Engine Application: Toyota 3S-GTE
• Quantity: Complete set of 8 intake valves
• Manufacturer Part Number: 2072-8

Fits Toyota 3S-GTE engines.

These GSC Power-Division exhaust valves are engineered to handle the extreme heat and pressures of high-performance turbocharged valvetrains. Featuring a 29mm standard head diameter, these valves are a direct replacement for OE components but offer superior surface finish and material consistency. The chrome polished finish helps reduce friction within the valve guide and resists carbon buildup on the valve face for consistent performance over time.

• Application: Toyota 3S-GTE
• Valve Type: Exhaust
• Head Diameter: 29mm (Standard)
• Finish: Chrome Polished
• Quantity: Set of 8 valves
• Manufacturer Part Number: 2071-8

Enhance the exhaust flow and thermal durability of your Toyota 2JZ engine with this set of 12 GSC Power-Division polished chrome alloy exhaust valves. These +1mm oversized valves are engineered for high-performance builds requiring increased valve surface area to maximize cylinder head efficiency and flow potential.

Each valve is manufactured from high-tensile chrome alloy and features a fully polished finish. This smooth surface reduces friction within the valve guide and resists carbon buildup on the head, ensuring consistent performance and heat dissipation in high-horsepower applications. These components are designed to meet the rigorous tolerances required for precision valvetrain assembly.

• Engine Compatibility: Toyota 2JZ
• Valve Type: Exhaust
• Head Diameter: 30.0mm (+1mm oversize)
• Stem Diameter: 6.6mm
• Material: Chrome Alloy
• Finish: Polished
• Quantity: Set of 12 valves
• Manufacturer Part Number: 2069-12

Designed for high-performance Toyota 2JZ cylinder heads, this GSC Power-Division exhaust valve features a +1mm oversize head (30.0mm) to significantly increase flow capacity in high-horsepower and forced induction applications. Each valve is precision-machined from a high-tensile chrome alloy and finished with a mirror polish to reduce friction, resist carbon buildup, and improve thermal efficiency at the exhaust port.

This single valve (MPN 2069-01) is ideal for custom builds or replacing individual components in a modified valvetrain. Please note that +1mm oversize valves require professional cylinder head machining for proper seat fitment and clearance.

• Fits Toyota 2JZ series engines
• Head Diameter: 30.0mm (+1mm oversize)
• Stem Diameter: 6.6mm
• Material: Polished Chrome Alloy
• Sold individually (Single Valve)
• Manufacturer Part Number: 2069-01

Fits select 1992-2005 Toyota Supra and Lexus GS300, IS300, and SC300 models equipped with the 2JZ engine.

These GSC Power-Division Super Alloy exhaust valves are engineered to withstand the extreme thermal loads of high-performance 2JZ builds, particularly in turbocharged applications where exhaust gas temperatures (EGTs) reach critical levels. Featuring a 30.0mm head diameter—a 1mm increase over the factory specification—these valves provide improved exhaust flow characteristics while maintaining the structural integrity required for high-boost environments.

Each valve is manufactured from a high-temperature Super Alloy and finished with a chrome polished surface to reduce friction and minimize carbon buildup. This set of 12 is a direct upgrade for worn or underperforming OE valves, designed to seat perfectly within your 2JZ cylinder head for a reliable, airtight seal.

• Manufacturer Part Number: 2067-12
• Material: High-temperature Super Alloy
• Finish: Chrome Polished
• Head Diameter: 30.0mm (+1mm Oversize)
• Quantity: Set of 12
• Compatibility: 1992-2005 Lexus GS300, IS300, SC300; 1993-1998 Toyota Supra

Fits select 1992-2005 Lexus GS300, IS300, SC300, and Toyota Supra.

GSC Power-Division Super Alloy exhaust valves are engineered to withstand the extreme thermal loads and high cylinder pressures common in high-performance 2JZ-GE and 2JZ-GTE engines. These 29mm standard-sized valves are manufactured from a specialized super alloy, offering significantly higher heat resistance and tensile strength than typical stainless steel. This makes them an essential upgrade for high-boost turbocharged applications or high-RPM builds where maintaining valve seat integrity is critical.

Each valve features a precision chrome-polished finish to minimize friction within the valve guide and reduce carbon accumulation on the valve tulip, ensuring consistent airflow and long-term durability. This complete set includes 12 exhaust valves to fully refresh your cylinder head.

• Head Diameter: 29mm (Standard Size)
• Material: High-Temperature Super Alloy
• Finish: Chrome Polished
• Quantity: Set of 12 Exhaust Valves
• Manufacturer Part Number: 2065-12

Fits 1992-2005 Lexus GS300, IS300, SC300, and Toyota Supra equipped with the 2JZ engine.

GSC Power-Division intake valves are engineered for performance engines that demand higher tolerances and better airflow than factory components provide. These +1mm oversized valves feature a 34.6mm head diameter, allowing for increased intake volume when paired with appropriate cylinder head machining. Each valve is manufactured from 21-4N stainless steel, offering exceptional heat resistance and durability under the high-stress conditions of modified 2JZ-GE and 2JZ-GTE engines. The chrome polished finish reduces friction and carbon buildup, ensuring consistent performance throughout the engine's powerband.

• Manufacturer Part Number: 2064-12
• Material: 21-4N Stainless Steel
• Finish: Chrome Polished
• Head Diameter: 34.6mm (+1.0mm over stock)
• Quantity: Set of 12 intake valves
• Designed for high-RPM and high-boost applications

Fits select 1992-2005 Lexus GS300, IS300, SC300, and Toyota Supra (2JZ-GE / 2JZ-GTE). This GSC Power-Division +1mm oversize intake valve is engineered for high-performance 2JZ cylinder heads where increased airflow and thermal stability are critical.

Constructed from 21-4N stainless steel, this valve is designed to withstand the extreme heat and pressures of turbocharged and high-compression applications. The chrome-polished finish reduces friction within the valve guide and resists carbon buildup on the tulip, maintaining consistent flow over the life of the engine. These valves are a direct upgrade for builders looking to maximize volumetric efficiency by increasing the valve head diameter to 34.6mm.

• Material: 21-4N Stainless Steel
• Head Diameter: 34.6mm (+1.0mm oversize)
• Finish: Chrome Polished
• Quantity: Single Valve
• Manufacturer Part Number: 2064-01

Fits 1992-2005 Toyota Supra and Lexus GS300, IS300, and SC300 (2JZ-GTE).

Improve your cylinder head's flow characteristics with this set of 12 GSC Power-Division chrome polished exhaust valves. Specifically designed for high-performance 2JZ-GTE engines, these +1mm oversized valves feature a 30mm head diameter to significantly increase exhaust flow capacity. The chrome polished finish is engineered to reduce carbon buildup and minimize friction within the valve guides, ensuring consistent performance under the high-heat conditions of turbocharged or high-horsepower builds.

As an oversized performance component, these valves require professional cylinder head machining and a valve job for proper seat fitment. These are an essential upgrade for builders looking to maximize the volumetric efficiency of the legendary 2JZ platform.

• Manufacturer Part Number: 2063-12
• Series: 23-8N Chrome Polished
• Head Diameter: 30mm (+1mm Oversize)
• Quantity: Set of 12 Exhaust Valves
• Application: 1992-2005 Toyota/Lexus 2JZ Engines

Fits select 1992-2005 Lexus GS300, IS300, SC300, and Toyota Supra models equipped with the 2JZ engine.

GSC Power-Division high-performance intake valves are engineered to withstand the extreme thermal loads and high-RPM demands of built 2JZ engines. These valves are manufactured from 21-4N stainless steel, a material chosen for its superior high-temperature strength and corrosion resistance. Each valve undergoes a swirl polishing process to improve airflow and features a chrome-plated stem to reduce friction and wear within the valve guide.

Designed as a direct replacement for factory units, these 33.6mm valves maintain the standard (STD) head diameter, ensuring compatibility with stock valve seats while providing the durability required for forced induction or high-compression naturally aspirated builds.

• Manufacturer Part Number: 2062-12
• Material: 21-4N Stainless Steel
• Finish: Swirl polished head with chrome-plated stem
• Head Diameter: 33.6mm (Standard Size)
• Quantity: Complete set of 12 intake valves
• Compatibility: Fits 2JZ-GTE and 2JZ-GE cylinder heads

Fits select 1992-2005 Toyota Supra and Lexus GS300, IS300, and SC300.

GSC Power-Division’s 21-4N stainless steel intake valves are engineered for high-performance applications where heat and stress tolerances are critical. This single replacement intake valve features a 33.6mm standard (STD) head diameter and a chrome polished finish to reduce friction and improve airflow efficiency within the cylinder head. Designed as a precise replacement for worn or damaged components, it provides the durability required for both naturally aspirated and forced induction 2JZ-series platforms.

• Material: High-strength 21-4N Stainless Steel
• Finish: Chrome Polished Stem for reduced friction
• Head Diameter: 33.6mm (Standard/STD)
• Configuration: Single Intake Valve
• Manufacturer Part Number: 2062-01

Fits 1992-2005 Toyota Supra and Lexus GS300, IS300, and SC300 models.

Engineered for the extreme thermal demands of the 2JZ platform, the GSC Power-Division P-D series 23-8N exhaust valves provide the durability required for high-performance builds. These standard-sized (29mm) valves feature a chrome polished finish that reduces friction within the valve guide and resists carbon buildup on the head, ensuring consistent sealing and exhaust flow.

• Series: GSC P-D 23-8N
• Valve Type: Exhaust
• Head Diameter: 29mm (STD)
• Finish: Chrome Polished
• Quantity: Set of 12
• Manufacturer Part Number: 2061-12

This GSC Power Division chrome polished exhaust valve is engineered for 1992-2005 Toyota and Lexus vehicles powered by the 2JZ engine series. Designed as a direct replacement or upgrade for factory components, this valve features a standard 29mm head diameter and a precision polished finish to reduce friction and improve heat dissipation within the combustion chamber.

Built to exacting tolerances, the GSC Power Division 2061-01 valve provides the reliability required for both high-performance street builds and dedicated track applications. Its chrome finish ensures long-term durability and resistance to carbon buildup on the exhaust side.

• Head Diameter: 29mm (Standard/STD)
• Finish: Chrome Polished
• Position: Exhaust
• Engine Compatibility: 2JZ series
• Quantity: Single Valve
• Manufacturer Part Number: 2061-01

Fits select 1992-2005 Lexus GS300, IS300, SC300, and Toyota Supra models.

Upgrade your Nissan VR38DETT cylinder heads with this complete set of 12 oversized exhaust valves from GSC Power-Division. Specifically engineered for high-performance R35 GT-R builds, these +1mm oversized valves increase exhaust flow capacity over factory components. These valves are designed to handle the increased thermal loads and exhaust pressures found in built, high-boost turbocharged applications.

This set (MPN 2057-12) requires a professional valve job to accommodate the larger 33.15mm head diameter. Each valve is manufactured to strict tolerances for reliable operation and consistent sealing under extreme conditions.

• Engine Compatibility: Nissan VR38DETT
• Head Diameter: 33.15mm (+1mm Oversized)
• Stem Diameter: 6.6mm
• Overall Length: 91.95mm
• Quantity: Set of 12 Exhaust Valves
• Manufacturer Part Number: 2057-12

Upgrade your Nissan VR38DETT cylinder heads with this complete set of 12 GSC Power-Division intake valves. These valves are engineered for the extreme heat and pressure environments found in high-performance R35 GT-R builds. Each valve is manufactured from 21-4N stainless steel for superior high-temperature strength and corrosion resistance compared to factory components.

Featuring a chrome-polished finish, these valves minimize friction and resist carbon buildup on the valve face and stem, promoting consistent airflow and improved longevity. These are standard (STD) 37.15mm head diameter valves, designed for a precise fit with factory seats during a valvetrain refresh or performance build.

• Engine Application: Nissan VR38DETT
• Material: 21-4N Stainless Steel
• Head Diameter: 37.15mm (Standard Size)
• Finish: Chrome Polished
• Quantity: Set of 12
• Manufacturer Part Number: 2056-12

Designed for high-performance Nissan VR38DETT engines, this set of GSC Power-Division Super Alloy exhaust valves provides the thermal resistance necessary for high-boost and high-heat applications. These valves are forged from a proprietary Super Alloy capable of maintaining structural integrity under extreme combustion temperatures common in tuned R35 GT-R builds.

Each valve features a chrome polished stem to significantly reduce friction against the valve guides, improving valvetrain longevity and response. With a standard (STD) 32.15mm head diameter, these valves serve as a high-strength upgrade for builders maintaining factory geometry while demanding superior material specifications.

• Fits Nissan VR38DETT engines
• Material: High-heat resistance Super Alloy
• Finish: Chrome polished stems for reduced wear
• Head Diameter: 32.15mm (Standard Size)
• Quantity: Full set of 12 exhaust valves
• Manufacturer Part Number: 2055-12