Whiteline Control Arm Inner Rear Bushing Kit (Double Offset) - Nissan 370Z 2009+Whiteline Control Arm Inner Rear Bushing Kit Part #: W56441 Overview The Whiteline Control Arm Inner Rear Bushing Kit (Double Offset) is a performance oriented suspension upgrade designed specifically for Nissan 370Z models from 2009 onward. This kit replaces the factory bushings with high quality, double offset bushings that help refine your vehicles suspension geometry. By doing so, it enhances handling precision, improves cornering stability, and