| Kenwood_USA Diverse manufacturer of electronics, including automotive stereo equipment. |
| Kicker_by_Stillwater_Designs,_Inc Manufacturer of amplifiers, subwoofers, components, subwoofer enclosures, and crossovers. |
| Lanzar Mobile audio manufacturer of speakers, subwoofers, and amplifiers. |
| Legacy_Car_Audio_Inc_ Manufacturer of a wide range of car audio products including CD players, speakers, subwoofers, equalizers, and amplifiers. |
| LFB_Shortwave_Converter Manufacturer of an accessory that allows reception of shortwave bands using the AM section of any modern car stereo equipment. |
| Lightning_Audio Manufacturer of car audio capacitors, connectors, interconnection cables, and batteries. |
| Linear_Power Manufacturer of car audio amplifiers, subwoofer, and signal processor manufacturer. |
| M_&_K_Stereo Manufacturer of low end car amplifiers and speakers, and a mixture of antennae and misc. |
| Massive_Audio,_Inc Makers of performance audio equipment including amplifiers, subwoofers, components, coaxial speakers, and capacitators. |
| Maxxsonics_Car_Audio Manufacturer of Hifonics and Crunch car audio speaker systems and amplifiers. |
| MB_Quart_USA German manufacturer of high end car audio speaker systems. |
| Metra_Electronics Manufacturers of car audio installation kits and accessories. |
| MTX Manufacturer of car audio amplifiers, speakers, processors, cables, subwoofers, and enclosures. |
| Orion Manufactures high performance car audio speakers, amplifiers and accessories. |
| Oz_Audio Division of JTI offering amplifiers, subwoofers, components, and coaxials. |
| Panasonic Manufacturer of car audio speaker systems, CD changers, mobile video components and SD/CD/cassette receivers. |
| Peiying_Electro-Acoustic_Appliances_Factory Manufacturer of car audio speaker systems. |
| Phase_Linear Manufacturer of car loudspeaker and subwoofers. Germany. |
| Phoenix_Gold Manufacturer of car audio amplifiers, speakers, signal processors, and accessories. |
| Planet_Audio Manufacturer of subs, amps, and speakers. |
| Polk_Audio Manufactures car audio speaker systems. |
| Power_Acoustik Manufactures mobile audio speakers, signal processors, head units, subwoofers, and amplifiers. |
| Poweramper Manufacturer of car audio class A, AB, and D amplifiers, speakers, capacitors and accessories. |
| PowerMaxx_Corporation Manufacturer of high amperage alternators for cars with high power stereo systems. |
| Precision_Power Manufacturer of amplifiers, speakers, subwoofers and signal processors. USA. |
| Profile_Car_Audio Manufacturer of car audio CD/cassette, amplifiers, crossovers, equalizers, subwoofers and two-way speaker systems. |
| ProTech_Mobile_Audio Manufacturer of mid-high end, car audio components. USA. |
| Pyleaudio Manufacturer and distributor of car audio, mobile video, and neon lighting. USA. |
| Pyramid_Car_Audio Diverse manufacturer of electronics, including automotive stereo equipment. |
| Q-Logic Manufacturer of car audio subwoofer boxes and kickpanel enclosures. Tampa, Arizona. |
| Rainbow_Car_Audio Known for their extreme high end speakers. Also manufactures high end subwoofers and speakers. |
| Rockford_Fosgate Manufactures source units, signal processors, amplifiers, speakers, installation accessories, punch support. |
| Shenzhen_Vogue_Tech Manufacturer of car MP3 and MP4 player with built-in FM transmitter. China. |
| Shien_Lien_Ent_CO_,_LTD Manufacturer of car antennas and mountings. |
| Siemens_VDO Suppliers of electronics, electrics and mechatronics to the automotive industry. Germany. |
| SoundGate Manufactures car audio system interfaces supporting a wide variety of brands. Includes products and company information. |
| Soundstream Manufacturer of car audio speaker systems, sub-woofers, and amplifiers. |
| SpeakerWorks_and_USD_Audio Manufacturer of speakers enclosures, sound processors and accessories. Provides tutorial. USA. |
| StreetWires Manufacturer of car audio electrical wiring accessories. |
| Sub_Zone Manufactures high performance car audio subwoofer enclosures designed for cars, trucks and SUVs. |
