Improve the performance of your Impreza WRX with the Whiteline Front Lower Control Arms. These control arms are made out of high-quality alloy to reduce weight. The reduction in weight allows the control arms provide similar benefits as a light alloy wheel. Geometry gains with +0.5 degree camber improvements optimize wheel alignments whether on the street or track. Synthetic elastomer formulation and high quality sealed bearing assembly makes up the bushings included with the control arms. Synthetic elastomer bushings allow for smooth movement of the arm while the wheels move up and down. An oversized heavy duty crush tube in the front allows for a reduction in toe-change when cornering. The range of suspension movement and alignment geometry gains provides a more responsive feel through the cornering process. Installation for this kit is a 2 hour do it yourself installation process. The Whiteline Front Lower Control Arm is compatible with 2011-2014 Impreza WRX, WRX Limited, WRX Premium, WRX STI, WRX STI Limited models.