Amazon.com: Bbox Single 12 Inch Subwoofer Sealed Enclosure - Fits 2002 - 2018 Dodge Ram Quad Cab - Carpeted Car Subwoofer Boxes & Enclosures - Subwoofer Box Improves Audio Quality, Sound and Bass - Charcoal : Electronics
Dodge Ram Standard Cab 02-20 Dual Subwoofer Box
Amazon.com: American Sound Connection Compatible with Dodge Ram Quad or Crew Cab Truck 2002-2012 Single 10" Subwoofer Sub Box Speaker Enclosure : Electronics
Dodge Ram Quad Cab Sub Box Dodge Ram Crew Cab Sub Box Sub