an impact protection reinforcing element has at least one outer surface which is conformed to the contour of a surface of at least one vehicle body part in such a way that it may be positioned with extensive contact against the body part in the area of complementary construction and connected firmly to the body part . provision is made for the impact protection reinforcing element to be formed of a fiber / plastics composite . a method of producing the impact protection reinforcing element uses an injection molding process .