Hotchkis Sport Suspension 22836 Sport Sway Bar Set for 2009-2016 Audi A4/S4 (B8). Front Sway Bar is a 32MM (1.25 in.) Tubular Bar that has an adjustable rate of 45% or 75% stiffer than stock. The Rear Sway Bar is a tubular 25.5MM (1 in.) adjustable bar that includes brackets and greasable bushings. Designed and manufactured by Hotchkis Sport Suspension specifically for the Audi B8. This autocross and track event ready Sway Bar package features a massive 32 MM adjustable front sway bar and a 25.5mm tubular rear sway bar which dramatically improves cornering potential due to increased front/rear roll stiffness. This Hotchkis Sway Bar kit is durable and reliable due to extensive track testing and offers definite advantages for over the stock sway bar package for track and autocross events. Adjustable front bar allows suspension to be finely tuned for optimum handling balance giving your car increased slip angle allowing power to be applied earlier during corner exit. Polyurethane bushings and bushing brackets along with zerk fittings for easy lubrication are included. The fun to drive A4 just got even more exciting with the addition of Hotchkis Sport Sway Bars.