KAPPA 60CSX | 6-1/2" (160mm) two-way car audio component system w/ gap switchable crossover
Amazon.com: Infinity - Two Kappa 12" (300mm) 500 Watt RMS, High-Performance Subwoofers, Switchable 2 OR 4 OHM : Electronics
KAPPA 20MX | Kappa 20mx—2" (50mm) car audio dome midrange w/ bandpass crossover enclosure
New Infinity Kappa 62IX 6.5" 225 Watts Max (75 Watts RMS) 2-Way Coaxial Car Audio Stereo Multi Element Speakers with UniPivot Tweeters with Oversized Voice Coils - Pair with Alphasonik Earbuds : Electronics - Amazon.com