Boxes used to house car stereo speakers circa the late 80's and 90's. Benzie boxes were placed inside car trunks and depending on the wattage of your car stereo they were known for giving the maximum bass.
John's car stereo was so loud, he had to have a Benzie box in the trunk.
by brolicscholar May 17, 2012
the stereo of a Mercedes Benz (benzie) vehicle
"feel the full effect off cassete in your benzie box" - MF DOOM
by MAAAAAXXX A March 19, 2006