The Eibach front and rear anti-roll bar kit includes a 32mm front bar and a 29mm rear bar for 2012–2018 Porsche 911 Carrera S Coupe RWD (991). These sway bars reduce body roll and improve handling balance for supported 991 Carrera S coupes, providing a vehicle-specific upgrade with documented bar diameters to help drivers tune lateral control without altering ride height.
Eibach 32mm Front & 29mm Rear Anti-Roll Bar Kit for 12-18 Porsche 911 Carrera S Coupe RWD 991