(2) Rockford Fosgate P2D4-12 12" Subs+Sealed Enclosure+750W Amplifier+Wire Kit Rockford Fosgate Punch P2D4-12 Car Subwoofer. Size: 12 inches. Custom 10-AWG nickel plated push terminals. Diamond cut cast aluminum trim ring with optional grille. Dual linear spider with embedded 16 AWG tinsel leads. Extended pole piece and bumped vented backplate. High-temp voice coil with spun-laced Nomex re-inforcement collar. Kevlar fiber reinforced paper cone. Protective PVC textured magnet cover. StampCast basket with integrated spider venting RockvilleRXD-M2 3000 Watt/1500w RMS Mono Class D 1 Ohm Car Stereo Amplifier With Optical Coupler Technology. High-Speed MOSFET Power Supply. Optical Coupler Class D Technology. Studio-Grade Bipolar Output Stage Transistors . Now exclusively with Professional Peak Limiter Circuitry which guarantees distortion free musical playback at all levels.. Fully Adjustable 12dB / Octave Crossover with Differential Circuitry. Rockville RWK41 4 Gauge Complete Car Amp Wiring Installation Wire Kit w/RCA's. 1  17 High Grade Twisted Pair of 100% Copper RCA Cable. 17  4 Gauge Translucent Blue SuperFlex Power Cables. 17  18 Gauge Blue Remote Cable. 17  16 Gauge Clear Speaker Wire. 3  4 Gauge Clear SuperFlex Ground Wire. Gold Plated AGU Heat Resistant Fuse Holder. 60 Amp AGU Gold Plated Fuse. 7 Split Tube Loom. Accessories Included: Wire Ties, Ring Terminals, Butt Connectors, Spades, and Grommets Rockville RD12 Dual 12" Sealed Subwoofer Enclosure. 3/4" USA Heavy Duty MDF Construction. Machine precision cut mounting holes. Top of the line Glue for extra durable adhesion. Designed, tested, and engineered to work with most of todays popular woofers. These enclosures are built with the quality additives needed to maximize the performance of any sound system. 20 Drywall Wood Screws (Wood screws are the type of screws; the screws are actually made of metal). 20 Feet of 14 AWG Blue Speaker Wire. 4 Spade Terminals