Pioneer UD-SW300D Single down-firing sealed enclosure for 12" shallow sub at Crutchfield
Amazon.com: SoundBox Silverado/Sierra Crew Cab 2014-2018 Single 12" Downfire Subwoofer Enclosure : Electronics
Amazon.com: Audiopipe APSB10BDF Single 10 Shallow Mount Downfire Loaded Enclosure 400 Watts : Electronics
Front- and down-firing subwoofers -- Teufel Audio blog
2003 to 2012 CHEVY COLORADO EXTENDED CAB and GMC CANYON EXTENDED CAB SINGLE DOWNFIRE SUBWOOFER ENCLOSURE - SSA STORE
Pyle 10'' Active Down-Firing Subwoofer- Ported Design w/ High-to-Low Input level 842893144726 | eBay
12" 10" Speaker Box Enclosure Car Downfire SUB WOOFER BOX – AK Audio
All Years SPORT UTILITY VEHICLE DUAL DOWNFIRE SUBWOOFER ENCLOSURE - SSA STORE
Atrend BBox Series Subwoofer Box for GM Vehicles (10" Single Downfire, GM Ext Cab) in the Mobile Audio department at Lowes.com
down fire sub box
UD-SW80D - Downfiring Enclosure for 8" Shallow Subwoofer | Pioneer Electronics USA
Amazon.com: Kenwood Excelon P-XW1002B 10" Subwoofer with Sealed Down-Firing Enclosure | 10" 4-ohm subwoofer : Electronics
Amazon.com: Powerbass PS-ADF110T Single 10" 175W Amplified Downfiring Enclosure : Electronics
Powerbass PS-ADF110T 10 in. Amplified Down Firing Woofer Box - Walmart.com
Shallow Mount, Single Sealed – Atrend USA
Atrend BBox Series Single Sealed Shallow-Mount Downfire Enclosure (10") in the Interior Car Accessories department at Lowes.com
LAB PreFab™ 0.48 ft^3 Sealed Downfire MDF Enclosure Box for Single 12" Round Car Subwoofer
Chevy Silverado/ GMC Sierra Crew Cab 2014-2018 Single 12" Downfire Sub | SoundBox Mobile
Front- and down-firing subwoofers -- Teufel Audio blog
SoundBox Ram Crew Cab 2019-UP Single 12" Downfire Subwoofer Enclosure, – AVLeaderz
