Genuine OEM Volkswagen Exhaust Manifold Damper O-Ring, part number 04B145117. This O-ring provides a critical seal for the exhaust manifold damper, preventing exhaust gas leaks and maintaining system integrity. It is positioned around the damper mechanism within the exhaust manifold assembly. Weighing approximately 0.0027 kg with dimensions of 0.065m x 0.065m x 0.003m, this small component is crucial. Genuine OEM O-rings are manufactured from specific materials to withstand extreme exhaust temperatures and pressures, ensuring a long-lasting, reliable seal.