The GT-R may be gone, but its twin-turbo heartbeat lives on inside an unlikely host – the Infiniti QX80 R-Spec.

Infiniti is starting the ridiculous concept vehicle trend of the 2025 SEMA show off strong by tossing a Nissan GT-R engine ...

While the R-Spec is purely a concept for the SEMA show, it follows the Track Spec concept, indicating that Infiniti is ...

An even wilder creation than the already impressive QX80 Track Spec Concept from Monterey Car Week, at the heart of the QX80 R-Spec is a version of the 3.8-liter twin-turbo V-6 VR ...

Infiniti makes a splash at the 2025 SEMA Show with the QX80 R-Spec concept, a 1000-hp extreme SUV powered by a Nissan GT-R ...

The new Infiniti QX80 R-Spec channels GT-R DNA through a twin-turbo VR38DETT V6, carbon ceramic brakes, and track-ready ...

The Infiniti QX80 features a twin-turbo 3.5-liter V6 engine that was “evolved” from the legendary Nissan GT-R. Things are now ...

Infiniti has unveiled one of the most extreme builds at this year’s SEMA Show — a QX80 transformed into a performance ...

Infiniti teases a mysterious high-performance QX80 R-Spec for SEMA. Is the legendary GT-R engine under the hood? Click to ...

While a 1,000-hp monster almost certainly won't happen, a vicious high-output R-Spec to show up competitors like the Escalade ...

Infiniti announced a sporty concept version of its full-size QX80 SUV only a couple months ago, and then followed it up with ...