Revitalize your vehicle's performance with the GFB light-weight under-drive pulley kit, engineered for enhanced throttle response and power. Crafted from premium 6061-T6 aluminum billet using cutting-edge CNC machines, GFB's pulleys are significantly lighter than factory steel, reducing weight by an average of 2kg, with the GFB 300ZX pulley saving an impressive 7kg. This weight reduction minimizes rotating inertia, accelerating the engine faster, particularly in the lower RPM range. The under-driving feature further contributes to power gains by reducing the crank pulley size, optimizing accessory efficiency without compromising battery charging or power steering. Tested against the factory controller, the Atomic Boost Controller delivers remarkable gains of up to 18kW (23.4hp) at the wheels, providing early boost rise from 1700RPM without exceeding the factory peak boost level. Ideal for MY01-02 WRX models, the Atomic or Reactor boost controller ensures a lively driving experience. Elevate MY03-07 Impreza, WRX, STi, Forester, and Liberty/Legacy with the 3-pulley Subaru kit, available in Red, Blue, and Silver, offering the best "bang-for-your-buck" modification for dynamic driving.

Revitalize your ride with the GFB light-weight under-drive pulley kit for unparalleled throttle response and increased power. Precision-crafted from 6061-T6 aluminum billet using state-of-the-art CNC machines, these pulleys shed significant weight?up to 7kg, delivering faster engine acceleration and heightened performance. Pair it with the Atomic Boost Controller for turbocharged gains without upping the pressure. Tested on an MY02 Subaru WRX, this controller showcased impressive power boosts?up to 18kW (23.4hp) at the wheels, enhancing spool-up time for an exhilarating drive. Designed for MY99-00 Subaru Impreza, Forester, Liberty, and Legacy models, the three-pulley Subaru kits include crank, alternator, and power steering pulleys. Under-driven for reduced parasitic losses, these kits offer more power, while their lightweight design improves engine response and acceleration. Available in Blue, Red, and Silver, these upgrades provide the ultimate "bang-for-your-buck" modifications, transforming your driving experience. Elevate your vehicle's performance today!

Upgrade your driving experience with the GFB lightweight under-drive pulley kit, delivering enhanced throttle response and increased power. Crafted from premium 6061-T6 aluminum billet, GFB's pulleys are significantly lighter than factory steel counterparts, optimizing engine acceleration with an average weight reduction of 2kg (7kg for GFB 300ZX pulley). The innovative design incorporates under-driving, reducing accessories' load at high RPM for additional power gains. Pair it with the Atomic Boost Controller for substantial power increases, as demonstrated in the MY01-02 Subaru WRX, without exceeding the factory peak boost level. GFB also offers a discreet Subaru crank pulley, non under-drive style, seamlessly blending with the stock item while providing a substantial weight reduction. Elevate your driving performance with GFB?precision engineering for enthusiasts. Available in Black for all Subaru EJ type engines. Unlock power and responsiveness effortlessly!

Elevate your vehicle's performance with the GFB lightweight under-drive pulley kit, precision-crafted from premium 6061-T6 aluminum billet. Shedding substantial weight compared to factory steel pulleys, this upgrade enhances throttle response and power, optimizing acceleration with reduced rotating inertia. The Atomic Boost Controller takes it a step further, delivering impressive gains of up to 18kW at the wheels, allowing for earlier boost and superior acceleration. For SR20DET engines in rear-wheel-drive, the GFB SR20DET lightweight underdrive crank pulley offers improved design, reduced weight, and enhanced longevity. Upgrade your ride with GFB ? where power meets precision. Available in Red and Black for Nissan SR20DE and SR20DET RWD configurations.

Revitalize your vehicle's performance with GFB's under-drive pulley kit, boosting throttle response and power. Precision-crafted from lightweight 6061-T6 aluminum, these pulleys reduce weight, accelerating the engine faster. Under-driving the crank pulley further enhances power gains without compromising accessory efficiency. Pair it with the Atomic Boost Controller for impressive low RPM acceleration, providing up to 18kW (23.4hp) at the wheels. Specifically designed for MY01-02 WRX models, the Atomic or Reactor boost controller transforms your driving experience without exceeding the factory peak boost level. For rotary enthusiasts, our alternator pulley replacement ensures enhanced reliability on high-revving engines. Elevate your driving with GFB's cutting-edge solutions, the ultimate "bang-for-your-buck" modifications!

Revitalize your vehicle's performance with the GFB light-weight under-drive pulley kit, a game-changer for throttle response and power. Crafted from premium 6061-T6 aluminum billet, these pulleys are significantly lighter than stock, leading to faster engine acceleration. The under-driving design further boosts power gains by reducing the crank pulley size, enhancing efficiency without compromising accessories. Pair it with the Atomic Boost Controller for remarkable results, providing early boost rise and impressive power gains. Specifically tailored for the MY01-02 WRX, this modification is a cost-effective way to inject life into your ride. Explore additional customization with the Honda crank pulley for the B16A engine, available in vibrant Red and Blue. Upgrade your driving experience with these high-impact modifications for unparalleled performance.

Meet the EX50, a cutting-edge 50mm wastegate designed to tackle extreme exhaust temperatures with ease. Boasting unmatched flow capacity in a compact size, this powerhouse comes with three springs, enabling boost pressures from 7 to 29psi. Crafted from high-temp stainless steel and billet 7075 aluminum, the EX50 outperforms competitors with an 18% higher flow rate. Featuring innovative design elements like an internal valve shroud and a top-hat style Nomex-reinforced silicone rolling diaphragm, this wastegate ensures optimal performance and durability. With 90? banjo-style boost hose connectors and a V-band clamp mounting system, installation is a breeze. Developed using CAD design, the EX50 minimizes unnecessary bulk for maximum efficiency. Endorsed by Joe Signorelli for its stellar performance on high-powered engines, the EX50 guarantees consistent boost even in the most demanding conditions. Elevate your engine's potential with the compact powerhouse ? EX50.

Introducing the Deceptor Pro, a revolutionary leap in blow-off valve technology. This industry-first innovation offers electronic in-car volume adjustment, giving you control over when and where your presence is felt. With a sleek design, remote volume control, and a durable electric motor, the Deceptor Pro allows for seamless transitions from silent to loud. This modern marvel features trademark GFB design elements, including an Ertalyte? piston ring for signal integrity, an Acetal? piston seat for a secure boost seal, and a lightweight piston for rapid response. Easy to install with all necessary parts included, the Deceptor Pro is not just an upgrade; it's a statement of style. Opt for the optional Whistling Trumpet for an extra $35 to customize your experience. Elevate your driving adventure with the Deceptor Pro ? where innovation meets performance. Available only in Black.

Upgrade your vehicle's performance with the Genuine Toyota Water Pump, expertly crafted for the Toyota Supra (2JZ-GTE), Toyota Aristo (2JZ-GTE), and all 2JZ-GTE engine-equipped models. Our top-tier pump ensures optimal functionality. Product image for reference only.

Revitalize your EJ25 engine effortlessly with our all-inclusive rebuild kit. Simply specify your vehicle and motor details at checkout for a personalized fit. Compatible with various models, including 2008+ Subaru Impreza WRX STi EJ25 GRB and 2006-2007 Subaru Impreza WRX EJ25 GDB/GDA. The product image above is a glimpse of the excellence you'll receive. Upgrade your engine with confidence and ease.