The SB016 attaches to your Mustang with 88 - durometer polyurethane bushings, reducing the deflection from the stock rubber bushings. This allows for more sway bar control, and more control equals better handling. When performance is a must, rely on BMR SuspensionBMR Suspensions SB016 sway bars are available in black hammertone and red powdercoat for long - lasting good looks. Installation time is about 1 - 2 hours. Proudly made in the U.S.A.For 2012 ZL1, use BMR part number SB038 due to electric power steering rack.FITMENT NOTE SB016 SWAY BAR IS DESIGNED FOR USE WITH FE3 STYLE 10MM STUD SWAY BAR END LINKS. WILL NOT FIT 2012 ZL1 OR 2013 SS WITH ELECTRIC POWER STEERING.