Fits Honda B16A and B18C engines.

Engineered for high-performance and forced induction applications, this set of 8 Supertech exhaust valves is manufactured from Inconel, a nickel-based superalloy designed to maintain structural integrity under extreme combustion temperatures. These valves feature a sodium-filled hollow stem, a technology used to significantly improve heat transfer. As the valve operates, the liquid sodium moves within the stem, effectively pulling heat away from the valve head and dissipating it through the valve guide and into the cylinder head cooling system.

• Material: Inconel 751 / Nickel-based superalloy
• Technical Feature: Sodium-filled hollow stem for superior thermal management
• Quantity: Set of 8 Exhaust Valves
• Manufacturer Part Number: HEVI-1000-HS-6-8
• Application: High-heat environments (Turbocharged, Nitrous, or high-compression N/A)

Designed for high-performance and high-heat applications, these Supertech Inconel exhaust valves provide the thermal stability required for turbocharged, supercharged, or high-compression Honda B16A and B18C engines. Inconel is a nickel-base superalloy specifically chosen for exhaust valves to prevent deformation and failure under extreme combustion temperatures where standard stainless steel may reach its limits.

Each valve is precision-machined to ensure consistent seating and optimal flow. This set of eight valves is a direct-fit upgrade for builders looking to increase reliability in high-horsepower B-Series cylinder heads.

• Part Number: HEVI-1000-8
• Material: Inconel (Nickel-base superalloy)
• Application: Honda B16A and B18C engines
• Quantity: Complete set of 8 exhaust valves
• Engineered for extreme temperature resistance in forced induction setups

Fits GM Ecotec engines (2.0L / 2.2L / 2.4L).

This set of eight Supertech intake valves is engineered for high-performance GM Ecotec cylinder head builds. Each valve features a black nitrided finish, a hardening process that provides a smoother surface for reduced friction in the valve guide and superior resistance to heat and wear compared to traditional chrome plating. The +0.5mm oversize diameter is designed to maximize airflow potential, making these an essential upgrade for forced induction or high-RPM naturally aspirated applications requiring head porting and seat machining.

Supertech utilizes specialized forging and precise CNC machining to ensure these valves maintain dimensional stability under extreme thermal stress. These components are built to handle the increased cylinder pressures and temperatures of modified 2.0L, 2.2L, and 2.4L Ecotec platforms while ensuring a consistent, reliable seal.

• Manufacturer Part Number: GIVN-0012S-8
• Valve Type: Intake
• Head Diameter: +0.5mm Oversize
• Material/Finish: Black Nitrided
• Quantity: Set of 8 Valves

Fits GM Ecotec 2.0L and 2.2L engines.

This set of eight Supertech Inconel exhaust valves is engineered for high-performance GM Ecotec applications where extreme heat is a constant factor. Inconel is a specialized nickel-based superalloy chosen for its exceptional ability to maintain structural integrity and resist oxidation at elevated exhaust gas temperatures (EGTs). These valves are a critical upgrade for turbocharged, supercharged, or high-compression racing engines that push beyond the thermal limits of standard stainless steel components.

• Material: Inconel superalloy for superior heat resistance
• Engine Compatibility: GM Ecotec 2.0L and 2.2L
• Quantity: Set of 8 exhaust valves
• Application: Ideal for forced induction and high-EGT racing environments
• Manufacturer Part Number: GEVI-0012S-8

Fits Ford EcoBoost (2.3L) engines.

Supertech Performance intake valves are engineered for high-stress applications where thermal stability and surface hardness are critical for engine longevity. These valves are manufactured from high-tensile stainless steel and undergo a specialized black nitriding process. This treatment significantly reduces friction within the valve guides and improves wear resistance under high-boost conditions.

• Manufacturer Part Number: FIVN-2501D-8
• Sizing: Standard (STD) diameter
• Finish: Black Nitrided for reduced friction and increased hardness
• Material: High-strength stainless steel
• Quantity: Set of 8 intake valves
• Application: Performance intake side replacement

Fits Ford 2.0L and 2.3L EcoBoost engines.

Designed for the extreme thermal loads of high-performance turbocharged applications, these Supertech exhaust valves are manufactured from Inconel 751. This nickel-base superalloy maintains its high-temperature strength and oxidation resistance far better than standard stainless steel. To further manage combustion heat, these valves feature a sodium-filled hollow stem. As the valve moves, the liquid sodium transfers heat away from the valve head and into the stem, where it is dissipated through the valve guide and cylinder head cooling system.

• Manufacturer Part Number: FEVI-2501F-HS-8
• Material: Inconel 751 (Nickel-Base Superalloy)
• Design: Sodium-filled hollow stem for superior heat dissipation
• Quantity: Set of 8 exhaust valves
• Application: Forced induction/high-heat environments

This set of 12 Supertech cam followers (CF-31-3.28+-12) is engineered for high-performance valvetrain applications where precision and durability are critical. Designed to withstand the rigors of high-RPM operation, these followers provide a stable interface between the camshaft and the valve assembly, reducing friction and ensuring consistent valve timing.

Each component is manufactured to exacting tolerances, providing the structural integrity required for modified engines. These specific followers feature a 31mm outer diameter and a 25.5mm total height with a 3.28mm thickness. Note that this series is designed to be used specifically with 8mm diameter shims for precise lash adjustment.

• Manufacturer Part Number: CF-31-3.28+-12
• Quantity: Set of 12 followers
• Diameter: 31mm
• Total Height: 25.5mm
• Thickness: 3.28mm
• Compatibility: Requires 8mm diameter shims

Fits select Mazda Miata models.

This set of eight Supertech Cam Followers is engineered for high-performance valvetrain stability, providing the precision and durability required for high-RPM applications. These followers feature a 30mm outer diameter and 26mm total height. Designed specifically for use with 5.5mm lash caps, the internal stem post height is 16mm to ensure proper valvetrain geometry and lash adjustment.

• Outer Diameter: 30mm
• Total Height: 26mm
• Internal Post Height: 16mm
• Compatibility: Designed for use with 5.5mm lash caps
• Quantity: Set of 8
• Manufacturer Part Number: CF-30-16LC-8

Fits BMW S63 (V8) 32V engines.

Supertech Performance intake valves are engineered for high-performance BMW S63 builds, providing the thermal resistance and structural integrity required for high-output or boosted V8 applications. These valves are forged from high-strength stainless steel and undergo a specialized black nitriding process. This liquid nitriding treatment creates a smoother, harder surface finish that significantly reduces friction within the valve guide and improves overall wear resistance compared to traditional chrome plating.

• Engine Compatibility: BMW S63 (V8) 32-Valve
• Material: High-strength forged stainless steel
• Finish: Black Nitrided for reduced friction and increased surface hardness
• Valve Type: Intake
• Quantity: Set of 16
• Installation Note: Must be used with Supertech Keeper KPR-6S-7
• Manufacturer Part Number: BMIVN-1063S-16

Designed for high-performance BMW N55 and S55 engines, this set of 12 Supertech intake valves provides the durability and flow characteristics required for increased boost and high-RPM operation. These valves are a critical upgrade for any cylinder head refresh or performance build targeting improved reliability over factory components.

Each valve is manufactured from forged stainless steel and finished with Supertech's signature Black Nitride coating. This treatment hardens the surface and reduces friction within the valve guide, significantly improving wear resistance and heat dissipation. Precision-machined to ensure tight tolerances, these valves are built to withstand the thermal stresses of forced induction applications.

• Fits Engines: BMW N55 and S55
• Material: Forged Stainless Steel
• Finish: Black Nitride Coating
• Quantity: Set of 12 Valves
• Requirements: Must be used with Supertech KPR-5.0/7S keepers/locks
• Manufacturer Part Number: BMIVN-1055S-12

Optimized for the high-thermal environment of the BMW N54 twin-turbocharged engine, these Supertech intake valves offer a significant upgrade in durability and surface hardness. This complete set of 12 valves (MPN BMIVN-1054S-12) is engineered for performance builds where consistent sealing and reduced friction are critical for maintaining valvetrain stability at high RPMs and boost levels.

Each valve features a black nitriding treatment, which creates a hardened micro-layer that is smoother and more wear-resistant than traditional chrome plating. This process improves heat dissipation and reduces stem-to-guide friction, prolonging the life of your cylinder head components. These valves are precision-machined to exact tolerances to ensure perfect fitment and flow characteristics.

• Engine Compatibility: BMW N54
• Valve Type: Intake
• Surface Treatment: Black Nitrided for superior hardness and low friction
• Quantity: Set of 12 valves
• Installation Note: Requires Supertech valve locks KPR-5.0 / 7S
• Manufacturer Part Number: BMIVN-1054S-12

Fits BMW M3, Z3 M, and Z4 M models equipped with the S54 inline-six engine.

Optimize your valvetrain's durability and performance with this set of 12 Supertech black nitrided intake valves. Specifically engineered for the high-revving demands of the BMW S54 engine, these valves undergo a specialized nitriding process that significantly increases surface hardness while reducing friction. This treatment results in a smoother finish on the valve stem, which minimizes wear on the valve guides and provides superior resistance to the extreme thermal loads found in performance driving and track applications.

• Engine Compatibility: BMW S54B32
• Material: Specialized valve steel with Black Nitride treatment
• Part Type: Intake Valve
• Quantity: Set of 12
• Manufacturer Part Number: BMIVN-1040S-12
• Enhanced surface hardness for high-RPM reliability
• Reduced friction for improved valve guide longevity

Designed for the high-revving BMW S54 engine found in the M3, these Supertech intake valves are an essential upgrade for performance builds and cylinder head refreshes. This complete set of 12 valves features a specialized black nitriding treatment, providing a hardened surface that significantly reduces friction and improves wear resistance within the valve guides.

Unlike standard chrome-plated valves, the nitriding process creates a smoother finish that excels under high heat and high-RPM conditions, ensuring consistent valvetrain stability and longevity. These are engineered to meet or exceed OE tolerances while providing the durability required for track-day stress or spirited street use.

• Manufacturer Part Number: BMIVN-1040-12
• Application: BMW M3 (S54 Engine)
• Material: Black Nitrided Stainless Steel
• Quantity: Set of 12 Intake Valves
• Improved surface hardness and reduced stem-to-guide friction
• Designed for high-performance and high-RPM applications

Designed for high-performance builds, this set of 12 Supertech intake valves fits BMW M50, M52, S50, and S52 engines. These valves feature a +1mm oversize head diameter to increase airflow and volumetric efficiency, making them an essential upgrade for high-flow cylinder head configurations.

Each valve is treated with a black nitriding process, which creates a hardened surface that significantly reduces friction and improves wear resistance. This treatment is particularly beneficial for engines operating at high RPMs or under the extreme thermal loads of forced induction. Supertech uses high-tensile materials to ensure these valves maintain their structural integrity where factory components might fail.

• Engine Application: BMW M50, M52, S50, S52
• Component: Intake Valve
• Sizing: +1mm Oversize head diameter
• Finish: Black Nitrided for reduced friction and increased hardness
• Quantity: Set of 12 valves
• Manufacturer Part Number: BMIVN-1031S-12

Note: These +1mm oversize valves require precision valve seat machining to ensure proper fitment and a reliable seal within the cylinder head.

Fits BMW engines including the M50, M52, S50, and S52. This complete set of 12 intake valves is engineered for high-performance applications where valvetrain durability and reduced friction are critical for sustained power.

Supertech valves undergo a specialized Black Nitriding process, which hardens the surface and creates a smoother finish. This treatment significantly reduces wear on the valve guides and provides superior heat resistance compared to standard chrome-plated valves. Designed to withstand the stresses of high-RPM operation, these valves are a necessary upgrade for forced induction or high-compression BMW builds.

• Manufacturer Part Number: BMIVN-1030S-12
• Valve Type: Intake
• Surface Treatment: Black Nitrided finish
• Quantity: Set of 12
• Material: High-strength stainless steel alloy
• Reduces friction for improved valvetrain efficiency

Fits select 1991-2000 BMW 3 Series, 5 Series, and Z3 models equipped with the M50, M52, S50, or S52 24V inline-six engines.

This set of 12 Supertech intake valves is engineered for high-performance BMW cylinder heads requiring superior thermal management and reduced friction. Each valve is manufactured from high-tensile stainless steel and undergoes a specialized black nitriding process. This treatment creates a hardened surface layer that significantly improves wear resistance in the valve guide and provides a smoother finish for reduced drag at high RPMs.

Designed to withstand the rigors of forced induction or high-compression naturally aspirated builds, these valves offer a significant upgrade over factory components in terms of both durability and flow consistency. They are precision-machined to ensure tight tolerances and reliable seating under extreme cylinder pressures.

• Manufacturer Part Number: BMIVN-1030-12
• Material: Black Nitrided Stainless Steel
• Quantity: Set of 12 Intake Valves
• Application: BMW 24-valve M5x and S5x engines
• Process: Nitriding for increased surface hardness and friction reduction

Designed specifically for the BMW M3 S54 engine, this set of 12 Supertech exhaust valves provides the durability and thermal resistance required for high-performance valvetrains. Each valve features a specialized black nitriding treatment, which significantly increases surface hardness and reduces friction between the valve stem and guide.

The nitriding process creates a smooth, micro-porous surface that retains oil more effectively than traditional finishes, leading to improved lubrication and reduced wear in high-RPM environments. These valves are precision-engineered to meet tight tolerances, ensuring a reliable seal and consistent performance for both street and track applications.

• Fits BMW M3 models equipped with the S54 engine
• Valve Type: Exhaust
• Finish: Black Nitrided for superior hardness and friction reduction
• Quantity: Set of 12
• Manufacturer Part Number: BMEVN-1040-12

Fits BMW M50, M52, S50, and S52 engines.

Ensure your cylinder head can withstand the rigors of high-performance use with this set of Supertech Performance exhaust valves. These valves feature a specialized black nitriding treatment, which creates a micro-hardened surface layer. This process provides a smoother finish than traditional chrome plating, resulting in significantly reduced friction within the valve guides and superior resistance to heat-induced wear.

• Precision-machined from high-tensile stainless steel for maximum durability
• Black Nitride surface treatment improves heat dissipation and reduces stem wear
• Designed to meet or exceed OE specifications for seat sealing and flow
• Engineered for high-RPM and forced induction applications
• Manufacturer Part Number: BMEVN-1030S-12
• Quantity: Complete set of 12 exhaust valves

Fits BMW M50, M52, S50, and S52 24V inline-six engines.

Supertech Performance exhaust valves are engineered to withstand the extreme thermal loads and high-RPM stresses of modified BMW powerplants. This set of 12 valves features a specialized Black Nitriding process, which hardens the surface and significantly reduces friction within the valve guide. This treatment provides better heat dissipation and superior wear resistance compared to traditional chrome-plated valves, making them an essential upgrade for both refreshed street builds and dedicated track engines.

• Specifically designed for BMW M50, M52, S50, and S52 cylinder heads
• Black Nitrided finish for increased surface hardness and reduced stem-to-guide friction
• Precision-machined for consistent flow and reliable seating
• Enhanced durability under high heat and high-performance conditions
• Quantity: Set of 12 exhaust valves
• Manufacturer Part Number: BMEVN-1030-12

Engineered for the extreme thermal loads of the BMW S63 V8 engine, this set of 16 Supertech exhaust valves provides the durability required for high-performance turbocharged applications. These valves are manufactured from Inconel, a nickel-chromium-based superalloy specifically chosen for its ability to maintain structural integrity and resist oxidation at extreme exhaust gas temperatures (EGTs).

To optimize cooling, these valves feature a sodium-filled hollow stem. The internal liquid sodium facilitates rapid heat transfer from the valve head to the stem, where it can be dissipated through the valve guides and into the cylinder head’s cooling jacket. This thermal management is essential for preventing pre-ignition and ensuring valve longevity in high-boost or track-driven S63 builds.

• Manufacturer Part Number: BMEVI-1063S-HS-16
• Fitment: BMW S63 V8 32v
• Material: High-strength Inconel Superalloy
• Construction: Sodium-filled hollow stem for superior heat dissipation
• Head Diameter: 29.00mm (Standard)
• Stem Diameter: 5.95mm
• Overall Length: 106.00mm
• Quantity: Complete set of 16

Fits BMW N54 Turbo 3.0L engines.

Engineered to withstand the extreme thermal loads of high-performance turbocharged applications, this set of Supertech exhaust valves is manufactured from Inconel. This high-nickel superalloy is specifically chosen for the exhaust side to provide superior heat resistance and structural integrity where standard stainless steel valves might fail under high exhaust gas temperatures (EGTs). These are an essential upgrade for N54 builds running increased boost pressures or seeing heavy track use.

• Manufacturer Part Number: BMEVI-1055S-HS-12
• Material: Inconel Superalloy
• Engine Compatibility: BMW N54 Turbo (3.0L)
• Quantity: Set of 12 exhaust valves
• Designed for high-heat turbocharged environments

Fits BMW N54B30A engines.

These Supertech exhaust valves are engineered specifically for the extreme thermal environments found in the BMW N54B30A twin-turbo engine. By utilizing a sodium-filled hollow stem, these valves provide significantly improved heat dissipation compared to traditional solid stem designs. This process pulls heat away from the valve head and transfers it through the stem into the cylinder head cooling jackets, reducing the risk of detonation and valve failure in high-boost or track-driven applications.

Forged from Inconel, a specialized nickel-based superalloy, these valves are designed to maintain their structural integrity and resist oxidation at temperatures where standard stainless steel might soften. This set provides a complete replacement for the exhaust side of the N54 cylinder head.

• Sodium-filled hollow stems for advanced thermal management
• High-strength Inconel construction for extreme heat resistance
• Designed for high-performance and forced induction engines
• Set of 12 exhaust valves
• Requires the use of Supertech valve locks (sold separately)
• Manufacturer Part Number: BMEVI-1054S-HS-12

Fits the BMW M3 equipped with the S54 engine.

Engineered to withstand the extreme thermal loads of high-performance and forced induction builds, these Supertech exhaust valves are manufactured from Inconel. This nickel-based superalloy is specifically chosen for its ability to maintain structural integrity and resist oxidation at temperatures that would cause standard stainless steel valves to fail. This makes them a vital upgrade for S54 engines running high boost pressures or enduring sustained high-RPM track use.

• Material: High-temperature Inconel alloy for maximum heat resistance
• Design: Precision-machined for optimized flow and durability
• Compatibility: Specifically for BMW S54 valvetrains
• Quantity: Complete set of 12 exhaust valves
• Manufacturer Part Number: BMEVI-1040S-12

By replacing the factory exhaust valves with Supertech Inconel units, you ensure a higher safety margin against valve fatigue and head-dropping in high-EGT (Exhaust Gas Temperature) environments.

Fits BMW M50, M52, S50, and S52 24-valve straight-six engines.

This set of 12 Supertech Inconel exhaust valves is engineered to handle the extreme thermal loads of high-performance BMW powerplants. By utilizing a nickel-based superalloy rather than standard stainless steel, these valves provide the heat resistance necessary for forced induction (turbocharged or supercharged) or sustained high-RPM racing applications. These components are essential for preventing valve fatigue and failure under intense combustion temperatures.

• Manufactured from high-strength Inconel alloy for maximum heat resistance
• Suited for extreme duty and high-boost applications
• Precision-engineered for M50, M52, S50, and S52 cylinder heads
• Manufacturer Part Number: BMEVI-1030S-12
• Quantity: Complete set of 12 exhaust valves

Fits Audi and Volkswagen models equipped with the 1.8T 5V engine.

Upgrade your cylinder head with this set of 12 Supertech Black Nitrided intake valves, specifically engineered for the 20-valve 1.8T platform. These valves are manufactured to withstand the higher temperatures and stresses of turbocharged applications, making them a critical upgrade for high-performance engine builds or high-mileage refreshes.

The Black Nitriding process produces a micro-hardened surface that significantly reduces friction within the valve guides while improving surface integrity. This treatment enhances heat dissipation and ensures long-term reliability under high-RPM and high-boost conditions.

• Manufacturer Part Number: AIVN-1103S-12
• Valve Type: Intake
• Surface Treatment: Black Nitrided
• Quantity: Set of 12 valves
• Fitment: Audi/VW 1.8T 5V engines

Fits Audi and Volkswagen models equipped with the 1.8T engine.

Optimize your cylinder head's performance and longevity with this set of 18 Supertech black nitrided intake valves. Engineered for the 5-valve-per-cylinder architecture, these valves undergo a specialized nitriding process that creates a high-hardness surface. This treatment significantly reduces friction within the valve guides and provides superior resistance to wear and heat compared to standard OE components, making them essential for high-performance or high-boost builds.

• Manufacturer Part Number: AIVN-1103-18
• Compatible Engine: 1.8T
• Quantity: Set of 18 intake valves
• Process: Black Nitrided for reduced friction and increased surface hardness
• Application: Intake side only

Fits Audi and VW models equipped with the 1.8T 20V (5 valves per cylinder) engine.

Supertech Performance intake valves are engineered for high-stress street and racing applications. These valves undergo a specialized black nitriding process to create a significantly harder surface layer. This treatment improves wear resistance and reduces friction within the valve guide for smoother operation at high RPMs. Precision-machined to exacting tolerances, this set of 12 valves provides a complete intake-side refresh for the 5-valve head, ensuring reliable sealing and improved valvetrain longevity under boost.

• Manufacturer Part Number: AIVN-1103-12
• Quantity: Set of 12 intake valves
• Finish: Black Nitrided for reduced friction and increased hardness
• Engine Compatibility: 1.8T 20V (5V)
• Application: Intake side only

Fits Audi/VW vehicles equipped with the 1.8T 20-valve engine.

Supertech Performance exhaust valves are designed to withstand the extreme thermal loads of turbocharged engines. These valves feature a Black Nitride coating, which provides a micro-hardness higher than the base material and a smoother surface finish. This reduces friction between the stem and the valve guide, improving heat dissipation and increasing the longevity of the valvetrain under high-RPM or high-boost conditions.

• Part Number: AEVN-1103-8
• Quantity: Set of 8 Exhaust Valves
• Material: Black Nitride Coated for reduced friction and heat resistance
• Groove Type: Triple Groove
• Application: Specifically for 5-valve-per-cylinder 1.8T cylinder heads

Fits Audi and VW models equipped with the 1.8T 5V engine.

These Supertech exhaust valves are manufactured from Inconel, a nickel-based superalloy specifically chosen for its ability to withstand the extreme thermal loads found in turbocharged engines. Unlike standard stainless steel, Inconel maintains its mechanical properties at high exhaust gas temperatures, preventing valve fatigue and failure in high-boost or competition environments.

Each valve is designed for the 5-valve-per-cylinder 1.8T head, providing a durable solution for builds requiring increased reliability. This complete set includes eight exhaust valves, ensuring consistent performance across all cylinders.

• Engine Compatibility: 1.8T 5V
• Material: High-temperature Inconel alloy
• Valve Type: Exhaust
• Quantity: Set of 8
• Manufacturer Part Number: AEVI-1103S-8

Fits Audi and VW models equipped with the 1.8T 5-valve engine.

Designed for high-performance builds, this set of eight Supertech exhaust valves is manufactured from Inconel, a nickel-based superalloy engineered specifically for the extreme thermal environments of turbocharged exhaust tracks. These valves provide superior heat resistance compared to standard stainless steel, preventing head deformation and failure under the high-boost and high-EGT conditions common in modified 1.8T engines.

• Material: High-strength Inconel alloy
• Application: Exhaust side
• Engine Compatibility: 1.8T 5V (20-valve)
• Quantity: Set of 8 valves
• Manufacturer Part Number: AEVI-1103-8