Mid-Range / Performance ($$)

• JL Audio (USA) — JX, RD series
• Rockford Fosgate (USA) — Power, Prime series
• Kicker (USA) — KX, CX series
• Alpine (Japan) — S-Series, X-Series
• Kenwood (Japan) — eXcelon series
• Pioneer (Japan) — GM-D, GM-A series
• Polk Audio (USA) — PA-D series