Brand bosal part name exhaust system holder part number 254909 technical specification type e30 fitting position end silencer oen part numbers bmw 18 21 1 176 138 bmw 18 21 1 176 709 this part fits with the following models bmw 3 e30 316 82 92 90 1766 bmw 3 e30 316 ecotronic 82 92 90 1766 bmw 3 e30 318 i 82 92 102 1766 bmw 3 e30 318 i 82 92 105 1766