(2) Rockville W12K9D4 12 8000 Watt Car Subwoofers+Mono Amplifier+Copper Amp Kit

Package Includes:
(2) Rockville W12K9D4 124000w Car Audio Subwoofer Dual 4-Ohm Sub CEA Compliant
(1) Rockville RXD-M5 Competition 8000 Watt/4000w RMS Mono 1 Ohm Amplifier Car Amp
(1) Rockville RWK0CU 0 AWG Gauge 100% Copper Complete Amp Installation Wire Kit OFC

Features of W12K9D4:
Rockville W12K9D4 K9 Series 12 Dual 4-Ohm Car Subwoofer
Peak Power Handling: 4000 Watts
Program Power Handling: 2000 Watts  
CEA Rated RMS Power Handling: 1000 Watts 
3 4-Layer Black Aluminum Voice Coils Wound with OFC Wire Made in USA
This voice coil is stable up to 240 degrees celcius! The voice coil windings are made in the USA!
Double Stacked 190 Oz High Quality Magnet
Cast Aluminum Basket With Black Sanded Finish Makes This Sub Very Efficient And Lighter Weight
Two Chrome-Plated Binding Post Terminals
Black Non-Pressed Paper Cone With Beautiful Finish
Our cones are ultra-stiff. They are thicker and stronger than other subs on the market making our subs able to handle more power.
Thick Foam Surround Provides Incredible Sound Quality With Minimal Distortion
Red Stitching Cone Reinforcement Ensures Long Life
New Ultra-stiff PolyPropylene (PP) Dustcap
Impedance: Dual 4-Ohm Voice Coils

Video of RXD-M5:

Unboxing Video of RXD-M5:

Owner’s Manual

Videos of RWK0CU:

• Package Includes: (2) Rockville W12K9D4 124000w Car Audio Subwoofer Dual 4-Ohm Sub CEA Compliant. (1) Rockville Krypton-M5 8000 Watt Peak / 2000w RMS Mono 1 Ohm Car Amplifier Amp. (1) Rockville RWK0CU 0 AWG Gauge 100% Copper Complete Amp Installation Wire Kit OFC
• Features of W12K9D4: Rockville W12K9D4 K9 Series 12 Dual 4-Ohm Car Subwoofer. Peak Power Handling: 4000 Watts. Program Power Handling: 2000 Watts . CEA Rated RMS Power Handling: 1000 Watts . 3 4-Layer Black Aluminum Voice Coils Wound with OFC Wire Made in USA. This voice coil is stable up to 240 degrees celcius! The voice coil windings are made in the USA!. Double Stacked 190 Oz High Quality Magnet.
• Amplifier Kit Key Features of RWK0CU: 0 Gauge Power Amplifier Installation Kit. Designed specifically for car audio systems over 1000 watts RMS to 3000 Watts. Made from silver-tinned 100% virgin copper for a pure uninterrupted transfer of power and signal. The solid brass gold plated ANL Fuse Holder offers ideal protection for high powered systems. Strand Count: 4704. BC-5W2 Compliant.
• Kit includes:. 17 ft. Frosted Blue 0 gauge power wire with seamless crimp ring terminal. 3 ft. Frosted Gray 0 gauge ground wire. 17 ft. Blue 18 gauge remote lead wire. 25 ft. Frosted Clear/Blue 12 gauge flat speaker wire. 17 ft. Triple shielded twisted pair RCA cables. One ANL Fuse Holder with 250 amp ANL fuse. One 1/2 black rubber firewall grommet. Two 0 gauge spade terminals. Two black 12 gauge nickel-plated spade lugs. Three blue 12 gauge nickel-plated spade lugs. One black 0 gauge ring term
• Features of Krypton-M5: Rockville Krypton-M5 8000 Watt Peak / 2000w Dyno-Certified RMS Mono 1 Ohm Car Amplifier Amp. Dyno Certified RMS Power Ratings: (Certified Dyno Test / Less than 1 % THD) (Use these ratings when comparing with top brands such as Kicker. Rockford Fosgate. etc). 1 Ohm: 2000 Watts x 1 Channel <1% THD+N (79% efficient). 2 Ohm: 1300 Watts x 1 Channel <1% THD+N (86% efficient). 4 Ohm: 780 Watts x 1 Channel <1% THD+N (89.5% efficient).