FORD F250/F350 SUPERDUTY 3-10" VENTED SUB BOX 1999-2007

FSD-310-V-99 FORD F250/F350 CREW CAB TRIPLE 10 VENTED SUB BOX! VEHICLE YEARS 1999-2007 ONLY!! NOT COMPATIBLE WITH REAR POWER WINDOW. If you wish to use this sub box the window motor must be relocated or removed. AIR VOLUME 3.5 CUBIC FEETDIVIDED NOTUNE FREQUENCY 35hzMOUNTING HOLE SIZE 9.125" Subs with larger frames will require trimming by the installer. MAX OUTER FRAME DIAMETER 11" MOUNTING DEPTH 7" deep WITH A 6.5" DIAMETER MAGNET STEEL SEAT LIFT KIT IS INCLUDED AND IS REQUIRED SEAT WILL BE LIFTED 2" up and 2" forward BOX FINISH AND COLOR: SPRAY BED LINER COATING / BLACK SUPER DUTY NAME PLATE / STAINLESS STEEL 3 SQUARE PLATES ON THE FRONT OF THE SUB BOX ARE NOW POWDER COATED BLACK. DOES NOT FIT 2008 AND NEWER TRUCKS. DOES NOT FIT SUPER DUTY SINGLE OR EXTENDED CAB TRUCKS. Trucks with power rear window will require relocating or removal of the motor. Recommended sub and amp package 3- SUNDOWN EV4 10" SUBS ON A SIA-1750D AMP OR 3-SUNDOWN SA CLASSIC 10" SUBS ON A SIA-2