The Isuzu muffler 4649870 4191187 4255658 for hitachi EX120-2 EX120-3 4BG1 4BD1 is an automotive replacement part from Isuzu. It restores proper function to the vehicle system it belongs to, replacing an OEM part that has reached the end of its service life. It is commonly in routine maintenance and wear-part replacement on the applicable vehicles.
