1997-2003 BMW E39 5-Series Unpainted Twin M5 Style Rear Bumper Cover Engine Controllers the header is engineered to

the header is engineered to handle the demands of competition while keeping weight down

Damping Levels 32-Level Height Adjustment Yes Spring Rate(Front) 14 kg/mm (784 lbs/inch) Spring Rate(Rear) 14 kg/mm (784 lbs/inch) Spring Length(Front) 260 mm Spring Length(Rear) 260 mm Front Top Mount Yes

This reduction in weight from the crank shaft is equal to removing more than 100 lbs of vehicle weight

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Installation will alter vehicle sound

1997-2003 BMW E39 5-Series Unpainted Twin M5 Style Rear Bumper Cover Engine Controllers the header is engineered toFitment Fits 1997 2003 BMW E39 5 Series Color Unpainted Black Style M5 Style Material Polypropylene Package Includes 1x Rear Bumper W Twin Muffler Signle Out) Installation Instructions Not Included Note: Please test fit items prior to any painting services, any products that are painted void warranty.