Upgrade your engine bay aesthetics and protect vital ignition components with the HKS RB26 Ignition Power Transistor Cover in a signature red finish. Designed specifically for the Nissan RB26DETT engine found in the Skyline GT-R, this cover provides a clean, performance-oriented look to the top of the cylinder head while shielding the transistor unit from debris.

This is a direct-fit dress-up component that integrates seamlessly with your existing ignition system setup. Manufactured to HKS's exacting standards, it ensures precise fitment without interfering with the electrical connectors or the thermal management of the power transistor. It is an essential addition for enthusiasts looking to complete a period-correct HKS build or simply refresh a worn engine bay.

• Compatible with Nissan RB26DETT engines
• High-quality red finish for lasting durability and style
• Precision-engineered for a secure, direct-fit installation
• Protects the ignition power transistor unit
• Genuine HKS part number: 22998-AN002

Fine-tune your engine's power delivery with the HKS Adjustable Cam Gear (MPN: 2203-RN009). Designed for the Nissan SR20DE engine, this gear replaces the fixed factory component to provide the precise valve timing control required for high-performance tuning. By allowing for advancement or retardation of cam timing, it enables builders to optimize the torque curve and horsepower output for specific camshaft profiles or to compensate for mechanical variances such as cylinder head resurfacing.

• Engine Compatibility: Nissan SR20DE
• Enables precise valve timing adjustments to optimize power bands
• Critical for syncing aftermarket camshafts and compensating for head/block machining
• Engineered for durability and accurate timing synchronization
• Manufacturer Part Number: 2203-RN009

The HKS Step 2 272 Exhaust Camshaft (N) is a high-performance valvetrain component engineered specifically for RB26 engine builds. This exhaust-side camshaft features a 272-degree duration to optimize exhaust gas flow and enhance power delivery in the mid-to-high RPM range, making it a critical upgrade for high-boost applications.

As a Step 2 series camshaft, this unit utilizes a more aggressive lift profile than Step 1 versions. This increased lift typically requires the installation of upgraded valve springs to ensure proper clearance and valvetrain stability at high engine speeds. The (N) designation indicates HKS's commitment to precision manufacturing and material quality for long-term durability in demanding conditions.

• Manufacturer Part Number: 2202-RN131
• Engine Application: RB26
• Camshaft Position: Exhaust (EX)
• Duration: 272°
• Series: Step 2 (N)
• Optimized scavenging for improved high-RPM performance

The HKS Step 1 272 EX (N) is a high-performance exhaust camshaft engineered specifically for the Nissan RB26DETT engine. This Step 1 profile is designed to provide a significant increase in top-end power and improved turbocharger response while maintaining the driveability required for street-driven Skyline GT-R models. By optimizing the exhaust valve duration and lift, HKS helps minimize backpressure and improve scavenging for more efficient combustion.

• Engine Application: Nissan RB26DETT
• Side: Exhaust (EX)
• Duration: 272°
• Series: Step 1 (N) Profile
• Compatible with factory valve train components in most Step 1 configurations
• Manufacturer Part Number: 2202-RN127

The (N) designation indicates a revised HKS profile designed to offer superior performance characteristics over older iterations. As a Step 1 camshaft, it serves as an excellent drop-in upgrade for enthusiasts looking to maximize the efficiency of their twin-turbo setup without moving to the more aggressive valve spring and machining requirements of Step 2 or Step 3 profiles.

Optimize the airflow and power delivery of your Nissan RB26DETT with the HKS Step 1 272 IN (N) Intake Camshaft. This performance camshaft is engineered to increase volumetric efficiency, providing a significant boost in mid-to-high RPM performance while maintaining the idle stability and drivability required for a street-driven vehicle.

The Step 1 series is designed as a drop-in upgrade that typically works with factory valvetrain components, making it an ideal choice for tuners looking to maximize the RB26's potential without extensive cylinder head modifications. The (N) profile designation ensures a precise lobe design for the intake side, delivering the reliable performance HKS is known for in the JDM tuning community.

• Manufacturer Part Number: 2202-RN126
• Engine Compatibility: Nissan RB26DETT
• Camshaft Type: Intake (IN)
• Duration: 272°
• Series: Step 1
• Revision Code: (N)

Optimizing the exhaust cycle of the Nissan RB26 engine, the HKS Step 1 264 Exhaust Camshaft (2202-RN125) is engineered to improve mid-to-high range power delivery without compromising low-end drivability. As a Step 1 profile, it provides a balanced increase in duration and lift for street and track-focused builds, allowing for more efficient evacuation of spent gases.

HKS camshafts are precision-ground to exacting tolerances, ensuring consistent timing and long-term durability under high-RPM stress. This exhaust-side camshaft features the (N) profile and is designed for seamless integration with the RB26DETT valvetrain. It replaces the factory unit to help unlock the full potential of your turbocharger setup.

• Part Type: Exhaust Camshaft (EX)
• Series: Step 1
• Duration: 264°
• Profile Designation: (N)
• Fitment: Nissan RB26 / RB26DETT
• Manufacturer Part Number: 2202-RN125

Optimize the airflow and power delivery of your Nissan RB26 engine with the HKS Step 1 264° Intake Camshaft. As part of the HKS Step 1 series, this camshaft is designed to provide a significant increase in mid-to-high range power and throttle response while remaining compatible with factory valve springs in most configurations.

Precision-ground to exacting tolerances, this 264-degree intake cam increases duration to improve volumetric efficiency, allowing your engine to breathe better under boost. It is a proven upgrade for RB26DETT owners looking to broaden their powerband without the complexity of a full valvetrain overhaul.

• Manufacturer Part Number: 2202-RN124
• Side: Intake (IN)
• Duration: 264°
• Valve Lift: 8.7mm
• Engine Fitment: Nissan RB26 / RB26DETT
• Series: Step 1 (N)

Upgrade your Nissan RB26DETT with the HKS V-CAM System Step 2, designed to provide variable valve timing functionality to the intake side of the engine. By allowing the intake camshaft to advance and retard dynamically, this system eliminates the traditional compromise between low-end response and top-end power, resulting in a significantly broader powerband and improved turbo spool.

• Fits Nissan RB26DETT engines (Skyline GT-R)
• Step 2 profile engineered for high-performance builds requiring aggressive intake timing adjustment
• Improves low-to-mid range torque while maintaining peak horsepower
• Includes mechanical variable timing hardware and specialized intake camshaft
• Requires compatible engine management or existing Valcon controller for operation
• Note: This version (22007-AN021) does not include the Valcon RB electronic controller
• Manufacturer Part Number: 22007-AN021

Fits Nissan Skyline GT-R models (R32, R33, R34) equipped with the RB26DETT engine.

The HKS RB26 V-Cam System Step 1 modernizes the legendary RB26DETT by introducing variable intake valve timing—a feature the factory engine lacked. By dynamically adjusting the intake camshaft position, this system significantly improves low-to-mid range torque and turbocharger spool-up time, providing a much broader and more responsive powerband for both street and track applications.

This Step 1 kit is designed for enthusiasts seeking improved drivability and throttle response without the complexity of a full engine build. As a "Step 1" variant, it provides a balance of performance and reliability. Please note that this specific package (22007-AN020) is supplied without the HKS Valcon RB controller; an external control method, such as a compatible standalone ECU or the separate Valcon unit, is required to operate the V-Cam solenoid.

• Manufacturer Part Number: 22007-AN020
• Engine Application: Nissan RB26DETT
• System Tier: Step 1
• Function: Variable Intake Valve Timing (VVT) conversion
• Performance Gain: Enhanced low-end torque and faster boost response
• Requirement: Does not include Valcon RB electronic controller

Fits 2001-2003 Lexus IS300 (2JZ-GE) Non-VVTi exhaust side.

The HKS Adjustable Exhaust Cam Gear (MPN 22004-AT003) provides the precision necessary to dial in your engine's power band. While the 2JZ-GE engine utilizes VVTi on the intake side, the exhaust camshaft remains fixed. This adjustable gear allows for fine-tuning of exhaust cam timing, enabling you to advance or retard overlap to maximize horsepower and torque, especially when running aftermarket camshafts or forced induction setups.

• Precision CNC-machined from high-strength duralumin for weight reduction and durability
• Hard-anodized finish protects against wear and prevents timing belt slippage
• Laser-etched degree markings for accurate and repeatable timing adjustments
• Essential for optimizing volumetric efficiency on performance-built 2JZ-GE engines
• Manufacturer Part Number: 22004-AT003

Fits 1988-1993 Toyota Celica All Trac Turbo and 1990-1995 Toyota MR2 Turbo.

The HKS Cam Gear (MPN: 22004-AT002) is a critical component for tuners looking to extract maximum performance from the Toyota 3S-GTE engine. By replacing the fixed factory timing gear, this component allows for the precise adjustment of camshaft timing. This degree of control is essential for optimizing the powerband to suit specific turbocharger profiles, intake setups, and internal engine modifications.

• Allows for precise cam timing synchronization and adjustment
• Designed for high-performance 3S-GTE applications
• Direct replacement for the factory cam gear
• Constructed for durability under high-RPM racing conditions
• Manufacturer Part Number: 22004-AT002

Fits 1985-1991 Toyota Corolla and 1985-1989 Toyota MR2 models equipped with the 4AGE engine.

The HKS Adjustable Cam Gear (MPN: 22004-AT001) is a critical component for tuners looking to optimize the power band of the 16-valve 4AGE. By replacing the fixed factory gear, this unit allows for precise vernier-scale adjustments to valve timing. Whether you are compensating for cylinder head milling, a thinner head gasket, or dialing in aftermarket high-lift camshafts, these gears provide the accuracy needed to maximize horsepower and torque across the RPM range.

• Allows for precise intake or exhaust timing degreeing
• High-durability construction designed for high-RPM applications
• Essential for engines with modified deck heights or performance cams
• Direct fit for 4AGE-equipped AE86, AE92, and AW11 chassis
• Manufacturer Part Number: 22004-AT001

Maximize engine performance and fine-tune your power band with the HKS Slide Cam Pulley for the exhaust side of Nissan RB-series engines. This adjustable gear is an essential component for any high-performance build, allowing tuners to precisely advance or retard exhaust valve timing to optimize power delivery, torque, and idle quality.

Constructed from high-strength duralumin, this pulley reduces rotational mass compared to heavy cast OEM units while maintaining the durability required for high-RPM applications. Whether you are degreeing in a new set of aftermarket camshafts or correcting timing deviations caused by cylinder head surfacing, the laser-etched scale ensures accurate and repeatable adjustments.

• Direct fit for Nissan RB20, RB25, and RB26 engines (Exhaust side)
• Lightweight CNC-machined duralumin construction
• Precision laser-etched timing marks for accurate degreeing
• Enables fine-tuning of the power band and overlap
• Manufacturer Part Number: 22004-AN002

Fits 2003-2006 Mitsubishi Lancer Evolution 8 and 9.

The HKS Adjustable Cam Gear (22004-AM001) provides the precise control needed to dial in camshaft timing on your Mitsubishi Evolution. Whether you are compensating for head/block milling or optimizing the overlap for a set of performance camshafts, this gear allows for the minute adjustments necessary to shift the power band and maximize engine output.

• Facilitates accurate camshaft timing adjustments for optimized power delivery
• Essential for modified engines, high-lift camshafts, and precision tuning
• Engineered for high-RPM reliability and consistent timing hold
• Manufacturer Part Number: 22004-AM001

Fits 1991-1998 Nissan 180SX RPS13 equipped with the SR20DET engine.

The HKS Step 2 264 Intake Camshaft is engineered to significantly improve the volumetric efficiency of the Nissan SR20DET engine. This 264-degree duration camshaft provides a substantial increase in mid-to-high RPM power, making it an ideal choice for enthusiasts looking to maximize the potential of their turbocharged setup. As part of the HKS Step 2 series, this camshaft features a more aggressive profile than the factory units, specifically designed to optimize airflow for increased horsepower and torque without sacrificing drivability.

• Manufacturer Part Number: 22002-AN028
• Series: Step 2
• Cam Type: Intake
• Duration: 264°
• Engine Compatibility: Nissan SR20DET
• Vehicle Compatibility: 1991-1998 Nissan 180SX (RPS13)

Optimize your engine's power band with the HKS Step 2 264 Exhaust Camshaft, specifically engineered for the 1991-1998 Nissan 180SX (SR20DET). By increasing the valve opening duration to 264 degrees, this camshaft allows for significantly improved exhaust scavenging and increased airflow at higher RPMs. This is an ideal upgrade for enthusiasts seeking a balanced increase in mid-to-high range horsepower without sacrificing low-end stability.

• Manufacturer Part Number: 22002-AN027
• Position: Exhaust Side
• Duration: 264°
• Series: Step 2 Profile
• Engine Compatibility: SR20DET
• Vehicle Fitment: 1991-1998 Nissan 180SX

Precision-ground to exacting tolerances, HKS camshafts ensure reliable timing and reduced friction for long-term valvetrain integrity. As a Step 2 profile, this camshaft is designed to maximize output on modified SR20DET engines.

Fits Nissan S13 models equipped with the SR20DET engine.

The HKS 256° Intake Camshaft is engineered to optimize the airflow and volumetric efficiency of the SR20DET engine. By increasing valve duration and lift over the factory profile, this camshaft significantly enhances mid-to-high RPM power delivery without compromising low-end drivability. It is a critical upgrade for enthusiasts looking to maximize turbocharger response and overall engine performance.

HKS camshafts are manufactured to precise tolerances for consistent performance and long-term durability in high-performance environments. This intake camshaft is designed as a direct replacement part, ensuring compatibility with the factory cylinder head and valvetrain components.

• Duration: 256°
• Position: Intake
• Engine: SR20DET
• Chassis: Nissan S13
• Manufacturer Part Number: 22002-AN025

Fits Nissan S13, S14, and S15 Silvia and 180SX models equipped with the SR20DET engine.

This HKS Exhaust Camshaft is engineered to optimize engine performance by increasing exhaust valve duration to 256°. By fine-tuning the exhaust gas scavenging cycle, this camshaft helps improve power delivery in the mid-to-high RPM range, making it a critical upgrade for turbocharged builds seeking increased efficiency and response. Precision-ground to HKS's exacting tolerances, it ensures reliable valve train operation and consistent timing under high-load conditions.

• Manufacturer Part Number: 22002-AN024
• Side: Exhaust
• Duration: 256°
• Compatibility: Nissan SR20DET (S13, S14, and S15 chassis)
• Precision-ground for accurate timing and durability
• Optimized profile for improved turbo response and top-end power

Fits select 1994-2002 Nissan Silvia S14 and S15 models equipped with the SR20DET engine.

This HKS performance intake camshaft is engineered to increase the airflow capacity of your SR20DET by extending the valve opening duration to 256 degrees. Unlike many aftermarket camshafts that require deleting the factory variable timing, this specific profile is designed to maintain compatibility with Nissan's NVCS (Nissan Variable Cam System). This ensures you retain better low-end response and idle stability while gaining significant power in the mid-to-high RPM range.

Manufactured to precise tolerances, this intake cam is a direct replacement for the factory unit, allowing for improved volumetric efficiency without compromising the drivability provided by the variable timing system.

• Manufacturer Part Number: 22002-AN023
• Component: Intake Camshaft
• Duration: 256°
• System Compatibility: Designed for use with factory NVCS
• Engine Fitment: Nissan SR20DET (S14/S15 Spec)

Fits RB26DETT engines configured for 2.8L displacements.

The HKS RB26DETT 2.8L STEP ZERO Forged Piston Kit is engineered for high-performance engine builds where factory cast internals reach their mechanical limits. Designed specifically for 2.8L stroker applications, these 86.5mm bore pistons provide the structural integrity and thermal stability required for increased cylinder pressures and high-boost environments.

Each piston is forged from high-strength alloys and machined to exacting tolerances to ensure consistent ring sealing and predictable thermal expansion. This STEP ZERO kit is an essential foundation for tuners looking to improve the durability of their RB-series bottom end without sacrificing the response of a 2.8L displacement.

• Designed for RB26DETT 2.8L STEP ZERO engine configurations
• Bore Diameter: 86.5mm
• High-strength forged construction for superior durability under boost
• Precision machined for optimal fitment and reliability
• Manufacturer Part Number: 21004-AN011

The HKS Tone Fitting Wrench (15999-RK015) is a specialized precision tool engineered for technicians and enthusiasts working with high-performance fluid systems. Designed specifically to handle automotive fittings with accuracy, this wrench provides a secure grip on fitting flats to ensure a leak-free seal without the risk of marring or rounding off delicate components.

• Precision Engineering: Manufactured to exact tolerances for a perfect fit on performance plumbing hardware.
• Surface Protection: Optimized design helps prevent damage to the finish of anodized aluminum fittings during installation or maintenance.
• Professional Grade: Built to withstand the rigors of frequent shop use and track-side adjustments.
• Official HKS Tool: Features the manufacturer part number 15999-RK015 for guaranteed authenticity.

Whether you are plumbing a custom oil cooler, installing a fuel rail, or maintaining turbocharger lines, this HKS tool offers the leverage and reliability required for professional-level assembly.

Fits 2003-2006 Mitsubishi Lancer Evolution VIII/IX and 2008 Evolution X GSR/MR models.

The HKS Low Temperature Oil Cooler Thermostat is an essential upgrade for Mitsubishi Evolution owners who take their vehicles to the track or drive aggressively under high-load conditions. The factory thermostat is designed for general street use, often opening at a higher temperature that can lead to excessive heat soak during spirited driving. This HKS unit features a 75°C opening temperature, allowing oil to flow through the external cooler sooner to maintain more stable operating temperatures and prevent thermal breakdown of the lubricant.

• Manufacturer Part Number: 15999-AM001
• Opening Temperature: 75°C (167°F)
• Optimized for performance driving and track use to manage engine oil heat
• Direct-fit replacement for the factory oil cooler thermostat
• Helps maintain consistent oil viscosity and engine protection

Fits 1989-2002 Nissan Skyline GT-R R32, R33, and R34 models equipped with the RB26DETT engine.

The HKS Airflow Less Adaptor (1599-SN003) is an essential component for high-performance builds converting to a Speed Density or MAP-based engine management system. In a factory RB26 configuration, the mass air flow (MAF) sensors can create physical intake restrictions as boost levels and power demands increase. This HKS adapter replaces the factory sensor housing with a straight-through design, eliminating that bottleneck and allowing for smoother, unrestricted airflow to the turbochargers.

Constructed to precise tolerances, this adapter ensures a secure, leak-free connection between the air intake and the turbocharger inlet pipes. It is specifically designed for use with standalone ECUs, such as the HKS F-CON V Pro, which calculate engine load without the need for a physical airflow meter.

• Manufacturer Part Number: 1599-SN003
• Replaces factory 80mm MAF sensor (OE 22680-05U00)
• Engineered for RB26DETT twin-turbo applications
• Cast construction for durability and consistent fitment
• Direct bolt-on flange design to simplify Speed Density conversion

The HKS S-Type Radiator Cap is engineered to improve cooling system efficiency by increasing internal pressure. By raising the coolant boiling point, this high-pressure cap provides a vital safety margin against overheating during spirited driving or under high-load conditions. It is a direct replacement for the factory cap on vehicles utilizing an S-Type radiator neck.

• Increases cooling system pressure to enhance thermal management
• Raised boiling point prevents coolant vapor lock and overheating
• Manufactured with high-tension valve springs and heat-resistant silicone seals
• Engineered for precise pressure release and recovery
• Genuine HKS performance part; MPN: 15009-AK006

The HKS N-Type Radiator Cap is an essential cooling system upgrade for high-performance and track-oriented vehicles. Designed to maintain higher system pressure than standard factory caps, this component effectively raises the boiling point of your engine coolant. This increase in thermal headroom helps prevent coolant boil-over and reduces the risk of air pockets (cavitation) forming within the cooling passages during aggressive driving or high-heat conditions.

Built to HKS's rigorous standards, this cap features a high-grade seal to ensure reliable pressure retention and a precise fit. The N-Type configuration is a common fitment for various Japanese manufacturers; it serves as a direct-fit replacement for the original equipment cap to improve cooling efficiency and enhance engine bay aesthetics.

• Manufacturer Part Number: 15009-AK005
• Fitment Style: N-Type
• Function: Increases cooling system pressure to raise coolant boiling point
• Build: High-quality seals and spring for consistent pressure regulation
• Installation: Direct replacement for OE radiator cap

Enhance your engine bay aesthetics and cooling system reliability with the HKS Limited Edition "10" Radiator Cap. Specifically designed for the Hyundai Genesis Coupe, this performance radiator cap is engineered to maintain consistent system pressure, which helps raise the boiling point of your coolant and prevents overheating during spirited driving or track sessions.

As a direct replacement for the factory unit, this limited edition cap features the iconic HKS "10" branding, offering a unique look for collectors and enthusiasts. The high-pressure design ensures that the cooling system remains sealed and efficient under the increased thermal loads common in modified or hard-driven vehicles.

• Direct fit for Hyundai Genesis Coupe models
• Limited Edition "10" design logo and styling
• Constructed for durability and precise pressure management
• Helps prevent coolant boil-over and system cavitation
• Manufacturer Part Number: 15009-AK004

Fits 2022-2024 Toyota GR86 (ZN8) and Subaru BRZ (ZD8) equipped with the FA24 engine.

The HKS S-Type Oil Cooler Kit is a critical upgrade for drivers who push their FA24 engines to the limit on the track or during spirited street use. By significantly increasing the cooling surface area, this kit helps stabilize oil temperatures and prevents the thermal breakdown that can lead to premature engine wear. This vehicle-specific kit is designed for a precise fit within the ZN8/ZD8 chassis, ensuring maximum airflow to the core without compromising other cooling components.

• High-efficiency S-Type core designed for optimal heat dissipation
• Durable braided lines and high-pressure fittings to prevent leaks under stress
• Includes application-specific mounting brackets and hardware for a secure installation
• Helps maintain consistent oil pressure during high-load operation
• Engineered to complement the factory cooling system and engine bay layout
• Manufacturer Part Number: 15004-AT014

The RB26DETT engine requires precise oil management, especially in high-performance or track-oriented builds. The HKS Oil Pump Upgrade (15003-AN001) provides the increased flow and pressure necessary to maintain a reliable oil film on critical engine components under extreme loads.

This upgraded pump is designed to replace the standard unit, offering enhanced durability for high-RPM operation where factory pumps may face cavitation or gear failure. It is a vital insurance policy for any built RB26 engine block to ensure consistent lubrication to the rotating assembly and valvetrain.

• Engineered specifically for the Nissan RB26DETT engine
• Provides increased oil flow and pressure stability for high-performance applications
• Direct bolt-on replacement for the factory oil pump assembly
• Manufacturer Part Number: 15003-AN001

The HKS G-Cupring is a precision-engineered sealing component designed for high-performance engine applications where standard gaskets may fail under extreme conditions. This 90.8mm ring provides a superior seal, essential for maintaining combustion chamber integrity under the high thermal and pressure loads typically found in tuned or forced-induction engines.

Constructed to HKS's rigorous manufacturing tolerances, the G-Cupring ensures reliable performance for specialized engine builds. It is an essential component for technicians and engine builders focused on optimizing sealing at the cylinder interface to prevent leaks and maximize power delivery.

• Brand: HKS
• Product Type: G-Cupring Sealing Ring
• Diameter: 90.8mm
• Manufacturer Part Number: 14999-AK037
• Application: High-performance engine sealing

The HKS Standard (STD) Manifold-Side External Wastegate Flange is a precision-engineered component designed for custom turbocharger system fabrication. This flange provides a reliable, secure mounting point on the exhaust manifold or header, ensuring a leak-free interface for your external wastegate.

• Genuine HKS component for high-performance exhaust systems
• Standard (STD) size specification for HKS wastegate applications
• Designed specifically for the manifold (inlet) side mounting
• Engineered to withstand extreme thermal stress and exhaust pressures
• Manufacturer Part Number: 1499-RA094

Whether you are building a custom turbo manifold or replacing an existing flange, this HKS part provides the professional-grade fitment and durability required for high-boost applications.