Eibach | Pro-Kit Lowering Springs (BMW G20 M340i X Drive)BMW G20 M340i X Drive Eibach Pro Kit Lowering Springs Offering a boost in terms of both performance and aesthetics, this Pro Kit of springs is designed for the BMW G20 M340i X Drive models. The BMW M340i Eibach Springs kit works to lower your vehicle's centre of gravity, which in turn reduces squat during acceleration; body roll when going around corners; and excessive nosedive while braking. Each and every kit undergoes rigorous testing at the hands