make sure u get a powerfull amp as the type rs need alot of juice
Subwoofer Power Features]
• Peak Power 1500W
• RMS Power 500W
• Frequency Response: 24Hz - 500kHz
• High Excursion 1" Santoprene Edge
• Kevlar Reinforced Pulp Cone
• Dual Progressive Nomex Spiders with Edge Control
• Integrated Tinsel Lead Spider Design
• Custom Cast Aluminium Frame with Integrated Heat Transfer Plate
• Extended Length Dual-Flared Vented Pole Design
• High-Strength Brass Voice Coil Bobbin
• Heavy-Duty 10cm2 Push Terminals
• Computer Optimized Magnetic Circuit
• Designed and Engineered in the USA
http://www.alpine-europe.com/content...Ohm%2B4Ohm.htm 