![Ultra Racing Rear ARB - A4 (B8) S4 3.0 Supercharged 2009- Ultra Racing Rear ARB - A4 (B8) S4 3.0 Supercharged 2009-](https://cdn11.bigcommerce.com/s-6y7pa5d/images/stencil/640x960/products/49364/89621/AUDI-A4-B8-2.0T-2008-REAR-ANTI-ROLL-BAR-REAR-SWAY-BAR-REAR-STABILIZER-BAR-1__16218.1723814277.jpg?c=2)
Ultra Racing Rear ARB - A4 (B8) S4 3.0 Supercharged 2009-
The Ultra Racing lower bars come in different sizes and fitment as they are developed to improve different characteristics of a cars handling. Not only do the Ultra Racing lower bars improve the cars stability under heavy load, the side lower bars will also reduce the damage from a side impact collision.