PRV AUDIO 6.5 Inch Speakers Midbass Woofer 6MB200-4 v2 200 Watts Program Power, 4 Ohm, 100 Watts RMS, 1.5 in Voice Coil, Perfect for Small Custom Enclosures for Pro Car Audio Loudspeaker (Single)
Amazon.com: Design Engineering 050351 Boom Mat Speaker Baffles, 4" x 6" Oval Slim (Pack of 2) : Electronics
Rockford Fosgate M2D4-12I Color Optix 12" DVC 4-Ohm Infinite Baffle Multicolor LED Lighted Marine Subwoofer - White/Stainless
Amazon.com: PRV AUDIO 8 Inch Shallow Midrange Buller Speaker 8MR400B-4 Slim, 4 Ohm, Shallow Mount Car Slim Speakers, 400 Watts Program Power 1.5 in Voice Coil, 200 Watts RMS, Compact for Doors (Single) : Electronics
Amazon.com: PRV AUDIO 10 Inch Woofer Speaker 10W1000-NDY-4, 1000 Watts Program Power, 4 Ohms, 3 in Voice Coil, 500 Watts RMS, Unique Sound Reproduction Midbass Woofer Driver for Pro Car Audio (Single) : Electronics
DS18 PRO-X6.4BM Loudspeaker - 6.5", Midrange, Red Aluminum Bullet, 500W Max, 250W RMS, 4 Ohms - Premium Quality Audio Door Speakers for Car or Truck Stereo Sound System (1 Speaker) : Amazon.sg: Electronics
Amazon.com: DS18 SLC10S Car Subwoofer Audio Speaker - 10" in. Paper Glass Fiber Cone, Black Steel Basket, Single Voice Coil 4 Ohm Impedance, 440W MAX Power and Foam Surround for Vehicle Stereo
Amazon.com: Dayton Audio DAEX30HESF-4 High Efficiency Steered Flux Exciter with Shielding 30mm 40W 4 Ohm : Electronics
Amazon.com: PRV AUDIO 8 Inch Midrange Speaker 8MR500-4 Bullet, 500 Watts Program Power, 4 Ohm, 1.5 in Voice Coil Bullet Speakers for Car Audio Door Louspeaker (Single) : Electronics
Amazon.com: PRV AUDIO 6.5 Inch Shallow Midrange Bullet Speaker 6MR250B-4 Slim, 4 Ohm Shallow Mount Car Audio Slim Speaker, 250 Watts Program Power, 1.5 in Voice Coil 125 Watts RMS, Compact for Doors (Single) : Electronics