Italian Coachbuilder Proposes Alfa Romeo Giulia Convertible

Italian coachbuilder Castagna Milano designs aggressive Alfa Romeo Giulia Quadrifoglio convertible.

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Oct 21, 2026

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Italian Coachbuilder Proposes Alfa Romeo Giulia Convertible

Italian coachbuilder Castagna Milano designs aggressive Alfa Romeo Giulia Quadrifoglio convertible.

In brief

Italian coachbuilder Castagna Milano designs aggressive Alfa Romeo Giulia Quadrifoglio convertible. Castagna Milano creates a carbon-fiber Alfa Romeo Giulia Quadrifoglio convertible with 505 hp V-6 engine. Originally reported by Car and Driver.

Castagna Milano's Alfa Romeo Giulia Convertible

Italian coachbuilder Castagna Milano proposes a stylish convertible based on the Alfa Romeo Giulia Quadrifoglio.

Aggressive Styling Features

The convertible has sharp creases, fang-like LED headlights, and a carbon-fiber body.

One-Off Production Plan

One-Off Production Plan

Castagna Milano will build the convertible as a one-off if a customer pays for it.

Design Details

The car features wider tracks, pronounced fenders, and a beltline carved into the bodywork.

Interior and Performance

The cabin includes wood trim, leather seats, and a 505 horsepower V-6 engine.

Weight and Engine

Weight and Engine

The convertible weighs 3130 pounds, 700 pounds less than the regular Giulia Quadrifoglio.

Comparison to Previous Models

Zagato built a Giulia SWB in 2022, but Castagna Milano's design is more aggressive.

The takeaway

Castagna Milano creates a carbon-fiber Alfa Romeo Giulia Quadrifoglio convertible with 505 hp V-6 engine.

Read the original on Car and Driver

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