DD AUDIO’s Certified B-Stock is the trusted choice to get bangin’ deals. We give new life to some of your favorite products, saving the planet one product at a time! 

  • Certified B-Stock products may have been previously purchased, returned in not new condition, old inventory, cosmetically damaged in shipping, or be warranty repaired and refurbished.

  • B-Stock Items are sold as-is and no refunds will be offered. 

  • All products are professionally inspected, tested and certified by our qualified technicians to be fully functional, with only cosmetic issues, including but not limited to: scratches, scuffs, dents or cracks, breaks in non-essential components. 

  • Items may or may not be shipped in original packaging. 

  • We offer a 30-Day plug and play warranty starting from the day of delivery.

Do you have a product that needs new life?
The unique part of owning a piece of DD AUDIO equipment is knowing it can be repaired! DD AUDIO has an in-house team of experienced service repair technicians trained in amplifier and subwoofer repair. They’re fully ready to get you and your equipment back on the road.

How do I send it in?
You can take the equipment to an authorized DD AUDIO dealer who can assist you with every step of the process, or submit an RMA (Return Service Authorization) request at . Our service techs review your request and will either send you an RMA or contact you with further questions.