Alfa Romeo is bringing back an iconic name, with the Giulia GTA promising a 540 horsepower upgrade to the car’s V6 and a Giulia GTAm version fettled for the track. Intended to mark Alfa’s 110th anniversary, the Giulia GTA is a nod to the 1965 Gran Turismo Alleggerita, a lightweight version of the original Giulia focused on racing. Fast forward …