Like the 4C Coupe, the Alfa Romeo 4C Spider will also offer the standard exhaust system and a racing exhaust system. (ausmotive.com)
The engine's sound - a feature that distinguishes every Ferrari - was engineered with the standard exhaust system to enhance the vehicle both with the cockpit open and closed. (en.wikipedia.org)
The SVR exhaust is 14.5 lbs lighter than the standard exhaust system in the F - PACE. (topspeed.com)