Alfa Romeo Giulia Quadrifoglio, Explained: Ferrari Blood in a Four-Door

A 503 hp twin-turbo V6 with Ferrari engineering input, rear-wheel drive, and a Nurburgring saloon record. What the Quadrifoglio is and why it matters.

The Quadrifoglio is the high-performance flagship of the Alfa Romeo Giulia, unveiled in June 2015 as the brand’s return to the performance-saloon segment.^[1] The name means “four-leaf clover,” Alfa Romeo’s long-standing racing emblem — and the car earns it.^[1]

An engine with a famous accent

Under the hood sits an all-aluminum 2.9-liter twin-turbocharged V6, developed with Ferrari engineering input and sharing its bore and stroke dimensions with the engine in Ferrari’s California T.^[1] It produces 510 PS (503 hp) at 6,500 rpm and 600 N·m (443 lb‑ft) of torque, with cylinder deactivation to help efficiency when you are not using all of it.^[1]

Power goes to the rear wheels alone, through either an 8-speed ZF automatic or a 6-speed manual, managed by a torque-vectoring differential.^[1] A carbon-fiber roof and hood keep weight down, and carbon-ceramic brakes are on the options list.^[1]

The numbers

• 0–100 km/h: 3.9 seconds; 0–60 mph in 3.6–3.8 seconds.^[1]
• Top speed: 307 km/h (191 mph).^[1]
• Layout: front engine, rear-wheel drive, 4-door saloon.^[1]

The proof came at the Nurburgring Nordschleife, where the Quadrifoglio set a production-saloon lap record — 7:39 for the manual, and 7:32 for the automatic in 2016.^[1]

Where it sits, and the rare ones

The Quadrifoglio crowns the Giulia range, and above the standard car Alfa Romeo has built a string of limited editions: the 540 PS GTA and GTAm, capped at 500 units, plus the NRING Edition, Racing Edition, the 63-unit Quadrifoglio Collezione, and the 10-unit Luna Rossa.^[1] These are the cars that will anchor the model’s collectibility long after the standard run ends.

What makes the Quadrifoglio compelling is not any single figure. It is that a practical four-door delivers supercar-adjacent pace without asking you to give anything up in daily life. Alfa Romeo built its comeback statement around that idea, and the car still carries it.

For the complete specification and edition-by-edition breakdown, see the full Alfa Romeo Giulia Quadrifoglio database page. If reading about it is not enough — it rarely is — you can browse live Giulia Quadrifoglio listings now.