Whiteline Adjustable MOTORSPORT 27mm Rear Sway Bar for 2004-2007 Subaru WRX STI Base (GD/GG) custom-built 2017 BMW 4 Series 435i/440i

2017 BMW 4 Series 435i/440i Coupe RWD (w/ EDC)

2010 Audi RS5 (B8)

7” (93mm) below stock

2002 Ford Mustang 4th Gen 3

1974 Volkswagen Jetta

Whiteline Adjustable MOTORSPORT 27mm Rear Sway Bar for 2004-2007 Subaru WRX STI Base (GD/GG) custom-built 2017 BMW 4 Series 435i/440iEngineered to 'Activate More Grip', Sway Bars to your 2004 2007 Subaru WRX STI Base (GD GG) are principally designed to reduce body roll or sway. By reducing body roll, lateral loads are spread more evenly across the tires thereby increasing cornering grip and improving outright performance. This Whiteline 27mm 3 point adjustable sway bar = more grip = better handling = outright performance it's the best dollar for dollar handling improvement you can