Upgrade the rear anti-roll bar of your Audi B6/B7 A4, S4 with the Verkline Rear Anti Roll Bar Bush (18mm). Crafted for durability, this bush provides reliable support to optimize the performance and stability of your rear anti-roll bar. Tailored specifically for the mentioned Audi models with an 18mm size, this bush offers a practical solution for improving your vehicle's handling. Equip your rear suspension with this reliable bush, ensuring a more controlled and enjoyable driving experience on the road.