BMW M54 , M52 METAL JACKET HARMONIC DAMPER

BMW M54B30 METAL JACKET HARMONIC DAMPER

Protect your high performance daily driver from damaging harmonics and torsional vibrations with a Ross Performance Parts BMW M54B30 Metal Jacket Harmonic Damper. With OEM pulley offsets and diameters the Metal Jacket range fit like OEM while providing the protection a high performance engine needs