The invention relates to a component (1) for motor vehicles, in particular in exhaust systems or in independent heaters, comprising a carrier (2), wherein the carrier (2) has a predefined structural stiffness and a plate (3) for increasing the predefined structural stiffness of at least a part of the carrier (2), wherein the plate (3) is fixed to the carrier (2) via at least one connection (4), wherein the plate (3) comprises at least one honeycomb structure (W).The invention likewise relates to a method for producing a component (1) as well as a use.