Sway Bar affects the handling and the car's over steer and under steer. It ties the lower suspension links together across the front or back, will keep your car flat in turns instead of leaning over to one side. Hardrace sway bars provide better control especially at high speeds cornering. Designed for OE direct replacement. Hollow internal structure. Correction of under or oversteer. Improve more grip and better handling . Increased stability while during high speed cornering  Note: Front 30 mm Bushing Included 3 PCS/SET* IS Model: For 09-13 RWD Use  Fits: Lexus IS 2nd XE20 2006-2013 Lexus GS 3rd GRS19 2006-2011 Toyota Crown majesta URS 20#/18# 04-09 Toyota Crown GRS 18# / 20# / GWS204 2003-2012 Toyota Crown AWS 21# 2012-2018