On Sale This Week
Get the Right Part at the Right Price for the Comfort of Your Vehicle
Plakrore maheten. Astronens ultranirad. Dod.

OS Giken – 5-Speed Close Gear Kit with Input Shaft – Nissan Skyline/300ZX R32/R33/R34/Z32
$7,660.00 Available on Special Order
Elevate your vehicle's performance with OS Giken close-ratio gear sets, designed for increased strength and precision racing applications. Compatible with Nissan models like Skyline GTS-T R33 RB25DET and GTR R32 RB26DETT, this upgrade offers enhanced durability and optimal gear ratios. The helical gear design retains near-stock quietness, making it perfect for both racing and street-driven vehicles. Strengthened input shaft accommodates up to 800hp, ensuring top-tier performance. Upgrade to OS Giken for a seamless blend of power and reliability.
Add to cart OS Giken – 5-Speed Close Gear Kit w/ Input Shaft – Mazda RX-7 FC3S
$6,700.00 Available on Special Order
Revolutionize your driving performance with OS Giken's close-ratio gear sets, meticulously designed for racing prowess. These sets offer enhanced gear strength and optimal ratios, making them a perfect fit for both racing enthusiasts and street-driven vehicles. Crafted for the Mazda RX-7 FC3S (R15M-D), these gear sets boast strengthened input shafts and accommodate applications up to 600hp. Elevate your vehicle's capabilities with precision-engineered gear ratios: 1st Gear (2.578), 2nd Gear (1.772), 3rd Gear (1.289), 4th Gear (1.000), and 5th Gear (0.821). Unleash the power and experience the performance upgrade with OS Giken's cutting-edge gear sets.
Add to cart OS Giken – 5-Speed Close Gear Kit w/ Input Shaft – Mazda RX-7 FC3S
$6,700.00 Available on Special Order
Upgrade your driving experience with OS Giken close-ratio gear sets. Designed for racing prowess, these sets offer enhanced gear strength and optimal ratios for peak performance on the track. What makes them stand out is the incorporation of normal synchromesh parts and a helical gear design, ensuring a nearly silent operation suitable for street-driven vehicles. Specifically crafted for the Mazda RX-7 FC3S with an R5M-D transmission, this upgrade boasts a strengthened input shaft, making it perfect for applications up to 600hp. Elevate your ride with OS Giken gear sets ? the epitome of precision and power.
Add to cart OS Giken – 5 Speed Close Gear Kit w/ Input Shaft – – Nissan Skyline/300ZX R32/R33/R34/Z32
$7,679.00 Available on Special Order
Elevate your race game with OS Giken's close-ratio gear sets, offering unparalleled strength and precision for high-performance applications. Designed for both racing and street-driven vehicles, these sets maintain near-silent operation with standard synchromesh components and a helical gear design. With gear ratios tailored for optimal performance, these sets are available for Nissan models, accommodating applications up to 800hp. Ensure professional installation for potential modifications. Order your customized set now and experience the OS Giken advantage in just 4 weeks.
Add to cart Elevate your Skyline R32's presence with ORIGIN's Front Wide Fenders, extending 20mm beyond stock for a bold, wide stance. Perfect for wider rims and tires, these fenders blend style and functionality, boasting behind-the-wheel ducts for added flair. Enjoy express shipping exclusively for this product.
Add to cart Upgrade your Silvia S15 with ORIGIN's Front Wide Fenders, adding 20mm width for a wider, meaner look. Ideal for wider rims and tires, these fenders combine style and function with behind-the-wheel ducts. Exclusive express shipping available for swift delivery. Elevate your car's aesthetic effortlessly.
Add to cart Revitalize your RX-7 FD3S with ORIGIN's Front Wide Fenders, providing an extra 20mm width for a fierce, wider look. Ideal for wider rims and tires, these fenders blend bold aesthetics with functionality. Featuring behind-the-wheel ducts for added style, these fenders redefine your ride. Exclusive express shipping available. Upgrade your RX-7 FD3S effortlessly with our Front Wide Fenders.
Add to cart Unleash potent performance with the NOS Cheater system, designed for carbureted engines of 350 CID or larger. Quickly adjustable from 150 to 250 horsepower, this system features large nitrous and fuel solenoids, ensuring rapid power boosts in seconds. Easy installation with a 1/2? injector plate provides ample hood clearance. Available in single or dual-stage models, it includes a 10 lb. nitrous bottle, jets for customization, and all necessary hardware. The universal V8 Basic System delivers 150?250 HP without an injector plate. Experience superior control and power with NOS Cheater, backed by large solenoids, swift adjustments, and effortless installation.
Add to cart Unleash unparalleled power with the NOS Big Shot, the World's Most Powerful Single Stage Plate Nitrous System. Engineered with a groundbreaking "fogging" plate design, it enhances nitrous flow, fuel atomization, and mixture distribution for unbelievable horsepower. Adjust power output from 200 to 400 HP effortlessly. The kit includes a NOS Pro Shot nitrous solenoid, power jets, a 10 lb. bottle, and all necessary hardware for easy installation. Ideal for highly modified engines and competition use, the Big Shot delivers record-breaking runs with its advanced features and efficient nitrous system. Upgrade your Holley 4 bbl engine and experience the thrill of unmatched performance.
Add to cart Upgrade your vehicle's performance with the Nissan OEM Throttle Position Sensor tailored for the SR16VE-equipped VZ-R R1 Spec Pulsar N15. Exclusively designed for use with the VZ-R throttle body, this precision-engineered sensor ensures optimal compatibility and peak efficiency in your engine management system. Elevate your driving experience with this genuine OEM part.
Add to cart Elevate your SR20DE(T) engine with the authentic '70mm Throttle Body' from Nissan's SR16VE-equipped VZ-R R1 Spec Pulsar N15. This sought-after upgrade, complete with a Tomei 70mm Throttle Adapter, delivers enhanced performance and optimal flow. Slight manifold modifications ensure peak efficiency. Upgrade now for a thrilling driving experience.
Add to cart Enhance your driving experience with the Genuine Nissan Clutch Arm/Lever (30531). This Special Order Item ensures precision and quality tailored to your vehicle's needs. Elevate your ride with authentic Nissan components ? order now for a seamless upgrade.
Add to cart NISMO – Under-Floor Reinforcing Bar – Nissan Skyline GTR R34 (Center)
$1,822.00 Available on Special Order
Elevate your Nissan Skyline GTR R34 (BNR34) with our advanced reinforcing components. Crafted from premium aircraft-grade duralumin and high-carbon steel, these bars enhance rigidity for superior stability. Experience a seamless driving feel and maintain optimal ground clearance. Upgrade to precision engineering for unparalleled performance.
Add to cart NISMO – Under-Floor Reinforcing Bar – Nissan Skyline GTR R33 (Front)
$1,822.00 Available on Special Order
Optimize your vehicle's strength and stability with our precision-engineered reinforcing components. Crafted from premium materials like aircraft-grade duralumin and high-carbon steel, these bars enhance rigidity without compromising ground clearance. Experience a seamless installation process that provides a linear sense of control. Specifically designed for the Nissan Skyline GTR R34 (BNR34) front application, our upgrade ensures top-notch performance and durability. Elevate your driving experience with this discreet and effective enhancement.
Add to cart NISMO – Under-Floor Reinforcing Bar – Nissan Skyline GTR R33 (Front)
$1,822.00 Available on Special Order
Elevate your vehicle's strength and stability with our premium reinforcing bars. Crafted from top-grade materials like aircraft-grade duralumin for the BNR32 trunk and high-carbon steel for BNR32 front, BCNR33, and BNR34, these bars enhance rigidity without compromising ground clearance. Specifically designed for Nissan Skyline GTR R33 (BNR33) - Front, experience a seamless blend of performance and durability with our easy-to-install upgrades.
Add to cart NISMO – Under-Floor Reinforcing Bar – Nissan Skyline GTR R33 (Center)
$1,822.00 Available on Special Order
Elevate your vehicle's stability with our premium reinforcing bars. Crafted from aircraft-grade duralumin and high-carbon steel, these components enhance rigidity, resist twisting, and ensure a consistent ground clearance. Perfect for Nissan Skyline GTR R33 (BNR33) - Center, our bars deliver durability and a heightened driving experience. Upgrade today for superior performance.
Add to cart NISMO – Under-Floor Reinforcing Bar – Nissan Skyline GTR R32 (Front)
$1,822.00 Available on Special Order
Upgrade your Nissan Skyline GTR R32 (BNR32) with our premium reinforcing parts, crafted from aircraft-grade duralumin and high-carbon steel. Enhance rigidity, stability, and ground clearance for a superior driving experience. Elevate your vehicle's performance with our top-notch upgrades.
Add to cart NISMO – Under-Floor Reinforcing Bar – Nissan Skyline GTR (Trunk)
$1,822.00 Available on Special Order
Upgrade your Nissan Skyline GTR R32 (BNR32) with our precision-engineered reinforcing components. Crafted from aircraft-grade duralumin for BNR32 trunks and high-carbon steel for BNR32 front, BCNR33, and BNR34, these bars enhance rigidity, providing a stable and controlled driving experience. Experience heightened stability and maintain ground clearance with ease. Elevate your vehicle's performance with our trunk reinforcement ? the perfect blend of durability and design.
Add to cart Explore the cutting-edge Billet Titanium5-speed manual with a precision 10mm design. Currently on back order, expect delivery within 2 weeks. Elevate your driving experience with this high-performance gear ? order now for unparalleled quality.
Add to cart Upgrade your Nissan Skyline GTRR33 (BCNR33) or GTRR34 (BNR34) with our high-performance rear suspension brace. Crafted from STKM high-carbon steel tubing, this brace enhances rigidity and aligns deflection in the suspension, improving cornering and traction. The silver-painted finish adds style, while reinforced sections maximize strength. Feel an immediate connection to your car as changes are transmitted directly to the driver. Keep your ride optimal by replacing the brace if gaps appear due to aging. Note: Install with care to avoid damage from offsets or insufficient torque. Elevate your driving experience with our suspension brace.
Add to cart 
Welcome to Street Tuned, your premier online destination for automotive enthusiasts and performance-driven individuals. We are dedicated to providing high-quality automotive products and services to enhance your driving experience and optimize your vehicle’s performance
Need Help?
Customer Service
- Free delivery for all orders over $200