UMI Performance 10-11 Camaro Rear Sway Bar Fabricated AdjustableUMIs 2513 tubular sway bar helps reduce the understeer GM designed into the 2010 2011 Camaro SS. This lightweight 1 1 4 (32mm) fabricated rear sway bar offers three positions of adjustment to reduce body roll and help fine tune handling (17%, 33% and 47% stiffer than stock) when retaining the stock SS front sway bar. UMI P N 2513 utilizes existing end links and is a simple hr installation that offers a big improvement. Polyurethane chassis bushings