Sway Bars are offered to help enhance the stability of your 2017-2019 Chevy/GMC 6.6L L5P Duramax while towing. Distribute weight evenly for better handling and cornering performance when you install front and rear sway bars. These bars come with tough polyurethane bushings and are manufactured from 4140 chromoly steel. Hellwig is just one of the high-quality brands you�ll find.