2.0L TFSI EA113 camshaft adjustment gasket set The camshaft adjustment sealing rings, or rectangular sealing rings, should be checked at regular intervals and replaced if necessary. Defective sealing rings mean that the camshaft adjustment is not working properly and this can lead to capital engine damage. Included: 3x sealing ring camshaft adjustment Manufacturer Information about the manufacturer BAR-TEK BAR-TEK Motorsport GmbH Im Rauschen Auel 3, 51491 Overath-Brombach, Germany info@bar-tek.com