This pair of Lexus upper control arms will give you - 1deg caster and - 2.0deg camber change. Simply replace the OE front upper control arms and dial in your suspension angles with our patented sliding balljoint and caster plate. Whether you want to tuneyour suspension for the ultimate in handling performance, minimize tire wear or easily move back and forth between two settings, these are the arms to get the job done. California Residents WARNING