Whiteline Front Anti Roll Bar - 20mm - Not Adjustable - GR86, GT86 & BRZGR86, GT86 & BRZ Whiteline Front Anti Roll Bar 20mm Non Adjustable The fitting of larger sway bars has two main effects, vehicle balance in terms of understeer and oversteer, and increased roll resistance. Both of these can provide increased overall grip levels that can be achieved by the vehicle. Only genuine Whiteline anti roll bars are supplied in our signature "Silver Sparkle II" metallic powder coat colour. Whiteline anti roll bars come complete