Product Features: Â Adjustment Range: -4.5° to +5° relative from stock upper control arm QA1 PTFE lined heim joints Energy Suspension polyurethane bushings 6061-T6 aerospace grade USA sourced aluminum Available in raw metal finish or Hard Clear anodized (gunmetal grey) Increase rear grip and cornering performance Designed, engineered, manufactured and tested in the USA at our Mesa, AZ facility Limited lifetime warranty Does not fit GT350