Fits 99-05 3 Series 2 door Coupe Only.
Not for 4 door Sedan
The box is installed directly through the trunk opening
Installation is aided by removal of the HK factory sub mounted under the
Next, by lifting the box a bit and inserting the passenger side
edge first and then bringing
the drivers side around before sliding it all
the way forward.
Mounting depth - 7.5"
(based on a sub with a 6" diameter magnet)
Mounting hole diameter - 9 1/8" for 10" subs & 11
1/8" for 12" subs
Total volume of
Volume per chamber
Chambers - 2
Style - Sealed (non ported)
Construction -Premium MDF
DF thickness -0.75"
Finish - Carpet
Color - Charcoal Grey, Light Grey, or Black carpet