This 2023 Nissan Z Proto Spec was modified for display at SEMA with a Seibon carbon-fiber body kit including the rear hatch, wing, roof, front lip, vented hood, diffuser, and side skirts. The twin-turbocharged 3.0-liter V6 was also modified with an E85 flex-fuel system including a high-pressure fuel pump, an EcuTek tune, AMS Performance downpipes and exhaust, AMS cold-air intakes, amd AMS intercoolers. Finished in Ikazuchi Yellow Tricoat over graphite leather, the car also carries stock equipment such as a six-speed manual transmission, a limited-slip differential, LED headlights, 19″ RAYS forged alloy wheels, heated power-adjustable seats, Intelligent Cruise Control, a 9″ touchscreen, Lane Departure Warning, Blind Spot Warning, Bose audio, Apple CarPlay, and Android Auto. The selling dealer acquired the car in 2025, and it has 4k miles. This Proto Spec RZ34 is now offered with a clean California title.
The car is finished in Ikazuchi Yellow Tricoat (XJS) with LED headlights, heated power-adjustable side mirrors, parking sensors, and dual exhaust outlets. Carbon-fiber panels sourced from Seibon include the roof, hatch, vented hood, side skirts, front spoiler, rear diffuser, and rear spoiler.
The 19″ bronze-finished RAYS forged alloy wheels are mounted with Bridgestone Potenza tires measuring 255/40 front and 275/35 rear. The car is equipped with Vehicle Dynamic Control (VDC), Traction Control System (TCS), Electronic Brake Force Distribution (EBD), and Brake Assist as well as a double-wishbone aluminum-alloy front suspension and a multi-link aluminum-alloy rear suspension. Braking is handled by vented discs and yellow-finished Akebono four- and two-piston front and rear calipers, respectively.
The cabin features heated power-adjustable seats upholstered in graphite leather, and interior appointments include Active Noise Cancellation, Active Sound Enhancement, Intelligent Cruise Control, a 9″ touchscreen, Rear Cross Traffic Alert, Lane Departure Warning, Blind Spot Warning, Apple CarPlay, Android Auto, yellow seatbelts, a Bose sound system, and automatic climate control. The top of the driver’s door panel is scuffed.
The leather-wrapped steering wheel frames a 12.3″ configurable digital display, while auxiliary gauges for boost pressure, turbocharger speed, and voltage are mounted atop the dashboard. The digital odometer indicates 4k miles, a few of which were added under current ownership.
The twin-turbocharged VR30DDTT 3.0-liter V6 was factory rated at 400 horsepower and 350 lb-ft of torque. An AMS Performance cold-air intake and intercoolers have been added along with a bolt-on E85 flex-fuel kit, an EcuTek tune, and Z Spec Design dress-up parts.
Power is routed to the rear wheels through a six-speed manual transmission and a limited-slip differential. The AMS Performance exhaust system is said to be fitted with catted downpipes.
