Tomei – Precision Engine Components and High-Performance Exhaust Systems
Tomei Powered Inc. is a legendary name in the world of Japanese performance tuning, renowned for producing premium engine components and high-performance exhaust systems. With a heritage rooted in motorsport and engineering excellence, Tomei products are trusted by professional racers and performance enthusiasts alike. Their philosophy, "The Engine Specialist," reflects their commitment to precision, power, and performance.
From camshafts and stroker kits to turbochargers and complete exhaust systems, Tomei offers a comprehensive range of high-performance parts designed to extract maximum power from your engine. Whether you’re building a street machine or a dedicated track car, Tomei provides race-proven components for legendary platforms such as Nissan, Subaru, Mitsubishi, and Toyota.
Exhaust Systems – Iconic Tomei Sound and Maximum Flow
With 444 models available, Tomei exhaust components are at the heart of their product lineup, known for their iconic titanium construction and aggressive exhaust note. Tomei’s Expreme Ti cat-back exhaust systems (54 models) are crafted from lightweight titanium, providing maximum weight reduction and performance gains.
Tomei also offers a range of down-pipes, up-pipes, and exhaust manifolds (22 models) designed to optimize exhaust flow, reduce turbo lag, and increase horsepower. Their precision-welded flanges and mandrel-bent piping ensure perfect fitment and durability under extreme conditions.
Camshafts – Unlock Maximum Engine Power
With 210 models available, Tomei camshafts are engineered to deliver optimal valve timing and increased power throughout the RPM range. Designed using advanced computer simulations and precision-machined from billet cores, Tomei camshafts provide improved lift and duration for both naturally aspirated and turbocharged engines.
Tomei offers a wide variety of camshaft profiles to suit different driving styles, from street performance to full race applications. Their Poncams are ideal for quick bolt-on power gains, while their Procams offer aggressive lift and duration for high-horsepower builds.
Stroker Kits – Increase Displacement for Maximum Torque
With 27 models available, Tomei stroker kits are designed to increase engine displacement, providing more torque and horsepower. These kits include forged pistons, connecting rods, and crankshafts, all engineered to withstand the stresses of high-performance driving and racing.
Tomei stroker kits are popular upgrades for engines such as the Nissan RB26, SR20, and Subaru EJ25, transforming them into torque monsters capable of producing immense power throughout the RPM range.
Beam Connecting Rods – Strength for High-Boost Applications
With 37 models available, Tomei beam connecting rods are built to handle extreme horsepower and boost levels. Forged from high-strength steel and precision-balanced, these rods are designed for high-RPM use and provide superior reliability under extreme loads.
Tomei connecting rods are engineered with advanced heat treatments and shot-peening processes to ensure maximum strength and durability, making them a trusted choice for high-boost turbo builds and race engines.
Valve Springs & Retainers – Precision for High-RPM Stability
With 151 models available, Tomei valve springs and retainers are essential for maintaining valvetrain stability under high RPM and boost conditions. Crafted from high-tensile materials, these components prevent valve float, ensuring precise timing and optimal performance.
Tomei’s dual valve spring designs offer increased spring pressure, making them ideal for high-lift camshafts and turbocharged applications. Their lightweight titanium retainers reduce valvetrain mass, allowing for quicker engine response.
Differential Carriers – Maximize Traction and Cornering Performance
With 83 models available, Tomei differential carriers are designed to maximize traction and improve cornering performance. Built for rear-wheel-drive and all-wheel-drive performance vehicles, these differentials help transfer power effectively to the wheels, reducing understeer and oversteer during aggressive driving.
Tomei offers 1.5-way and 2-way LSD (Limited Slip Differential) options, making them suitable for both street and track use. Their precision-machined components ensure consistent performance and durability under high loads.
Turbo Kits – Boost Your Performance with Race-Proven Technology
With 34 models available, Tomei turbo kits are designed for enthusiasts looking to maximize their engine’s power output. Engineered using motorsport-grade materials and designed for bolt-on applications, these turbo kits are ideal for both street and track builds.
Tomei turbo kits include high-flow turbine housings, billet compressor wheels, and adjustable actuator assemblies, providing faster spool times and increased boost efficiency. Popular kits include options for the Nissan SR20DET, Subaru EJ20, and Mitsubishi 4G63 engines.
Pistons & Rings – High-Strength Components for Maximum Power
With 83 models available, Tomei pistons and rings are designed for high-performance and high-boost applications. Made from forged aluminum, these pistons offer exceptional strength while reducing engine weight for faster revving.
Tomei piston sets are designed with advanced coatings to reduce friction and improve heat dissipation. Combined with their precision-matched piston rings, these components ensure superior sealing and longevity in high-performance engines.
Why Choose Tomei Performance Parts?
Tomei has built a reputation for excellence through decades of engineering innovation and motorsport success. Here’s why performance enthusiasts and professional racers choose Tomei:
- Japanese Engineering Excellence: Built to the highest standards of quality and precision.
- Race-Proven Performance: Trusted in motorsport events and on the streets.
- Wide Product Range: Comprehensive solutions for engine performance and exhaust systems.
- Durability and Reliability: Built from premium materials to withstand extreme conditions.
- Heritage and Legacy: Decades of experience in tuning iconic Japanese engines.
Unleash Your Engine's Potential with Tomei
Explore Tomei camshafts, exhaust systems, stroker kits, turbo kits, and more at ATOMIC-SHOP. Whether you’re building a high-performance street car or a dedicated race machine, Tomei offers race-proven components designed for maximum power and reliability. Upgrade your vehicle with Tomei and experience true Japanese performance engineering.