Cusco 21mm Rear Sway Bar | Subaru Impreza WRX/STI (98-01) (660 311 BJ21) YMM_2008_2014_Cadillac_CTS_V_GM_Sigma_II and harshness transmitted through the

and harshness transmitted through the suspension

they help optimize wheel control and reduce body roll

Enhanced handling response and ride stability

reducing the risk of wheel wobble or uneven wear

and less invasive

Cusco 21mm Rear Sway Bar | Subaru Impreza WRX/STI (98-01) (660 311 BJ21) YMM_2008_2014_Cadillac_CTS_V_GM_Sigma_II and harshness transmitted through theCusco Rear Sway Bar 19982001 Subaru Impreza WRX STI 2. 0L Part #: 660 311 BJ21 Overview The Cusco 21mm Rear Sway Bar is a high performance suspension upgrade designed specifically for Subaru Impreza WRX and STI models from 1998 to 2001. This sway bar replaces the factory component, providing a significant improvement in handling dynamics and vehicle stability during spirited driving or aggressive cornering. Whether you're a performance enthusiast, a