About Us

USA SPEC is a manufacturing and engineering company that markets a full line of OEM integration products for the 12 Volt industry. We both engineer and manufacture all the products we carry. USA SPEC maintains manufacturing and engineering in China; and assembly, engineering, and warehousing in the US. We also warehouse and distribute from coast to coast.

All USA SPEC products are exhaustively field tested in real world environments to ensure highest quality. USA SPEC products are sold and installed in most quality car stereo stores across the US and at major US retailers like Car Toys and Crutchfield.

Our US warehouse is located at:

145 Commerce Way, Unit A
Walnut, CA 91789