XMax

Automotive Upgrades

DD AUDIO 3500 REVISION – SONIC BOOM!

Oklahoma City, Okla. — February 19th, 2019 — It is with great excitement that DD Audio is announcing the “i” revision to their 3500 Series subwoofers. Known for their accuracy and strength, this series of Power-Tuned “Super Sonic” subs are getting a lot more BOOM! From the inside out, the 3500 is a purpose built subwoofer. It utilizes an ultra…