H&R 27mm Front & 23mm Rear Sway Bar Kit | BMW M3 Sedan/Coupe (08-13) (72053)H&R Sway Bar Kit Part #: 72053 Overview The H&R 27mm Front & 23mm Rear Sway Bar Kit is designed to improve your vehicles handling dynamics by reducing body roll and enhancing cornering stability. Crafted for enthusiasts and spirited drivers, this kit helps achieve a more responsive and balanced driving experience. Whether you're on the street or at the track, these sway bars support a firmer, more controlled ride, allowing you to push your vehicle