aFe 440-503001RN aFe Control Rear Sway BaraFe 440 503001RN aFe Control Rear Sway Bar aFe Control is proud to introduce the Rear Sway Bar for the M2 M3 M4 (F80 82 83 87) models. Anyone can make a stiff sway bar, at aFe Control we provide you the perfect balance by pairing the proper size front together to offer increased roll stiffness without upsetting the vehicles balance and traction control systems. Designed specifically for the F80 82 83 87, the lightweight tubular sway bar will transform
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