ABS thermoplastic molding compositions for the preparation of blow molded articles in the automotive and household sector comprising (A) 30 to 40 wt.-% ABS graft rubber copolymer, (B) 25 to 35 wt.-% alpha-methylstyrene/acrylonitrile copolymer, (C) 30 to 40 wt.-% styrene/acrylonitrile copolymer, (D) 0.05 to 0.50 wt.-% homo- or copolymer comprising monomer structure units with a C 3 -C 6 -alkyleneoxide side chain having an epoxy terminal group or with a modified, functionalized C 3 -C 6 -alkyleneoxide side chain, and (E) 0 to 5 wt.-% further additives. Component (D) is preferably polyglycidylmethacrylate.