Bosal are manufacturers of exhaust systems and towbars their products are supplied as original equipment to most car manufacturers throughout the world brand bosal part end silencer reference 233 735 oen part numbers vw jzw 253 609 ar vw 1h6 253 609 a vw 1h6 253 609 ad vw 1h6 253 609 ae vw 1h6 253 609 g vw 1h6 253 609 p vw 1h6 253 609 t