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Infiniti QX80 R-SPEC with 1000hp VR38DETT set for SEMA 2025

While Australian buyers are still waiting for Nissan’s all-new Y63 Patrol to replace the ageing VK56-powered Y62, Infiniti has dropped a bombshell ahead of SEMA 2025. The luxury brand’s American arm has unveiled the QX80 R-Spec – a skunkworks creation that swaps its family hauler DNA for the beating heart of a Nissan GT-R.

Under the bonnet sits a hand-built VR38DETT – the 3.8-litre twin-turbo V6 that made the R35 GT-R do insane things. Tuned by AMS Performance, it develops around 745kW (1000 hp), driving all four wheels through a reinforced version of the GT-R’s dual-clutch transmission.

2025 Infiniti QX80 R-SPEC-rear

The project celebrates Infiniti’s 35th anniversary and demonstrates what this new Y63 Patrol can handle when given the heart of a supercar.

Externally, the R-Spec wears a widened version of the new-generation Patrol’s body, featuring carbon fibre bumpers, vented guards and motorsport-style aerodynamic detailing.

2025 Infiniti QX80 R-SPEC-wheels

Massive 24-inch forged wheels sit over custom suspension hardware, while a titanium exhaust system ensures it sounds as wild as it looks. Inside, the three-row layout has been replaced by a pared-back cockpit trimmed in Alcantara and aluminium, so it’s more GT-R than luxo-barge.

The Y63 Patrol – expected to debut locally sometime in 2026 – will hopefully be offered with a 369kW and 700Nm NISMO variant as seen in the Middle East.

Until then, Australians soldier on with the venerable 5.6-litre Y62 – one of the last, great V8 4×4 choices left in the country.

Mitchell Jones

Mitchell brings over a decade of automotive journalism to Driving Enthusiast, backed by an extensive, hands-on background in the wider automotive industry. Whether he's testing the limits of a space-age EV, advocating for the survival of tactile, analogue interiors, or digging deep into the rich lore of classic Australian motoring, his passion is all-encompassing. Following a ten-year stint at PerformanceDrive, Mitchell now channels his meticulous obsession with automotive history, obscure facts, and "what-if" design realities into his reviews and features.

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