2002-2018 Dodge Ram Quad/Crew — Dual 12" Harmony HA-A122 Sub Box Package w/ HA-A800.1 Amp & HA-AK4 Kit

Package contents: 1 x 2002-2018 Dodge Ram Quad/Crew Cab custom dual 12" under-seat subwoofer enclosure; 2 x Harmony Audio HA-A122 Alloy Series 12" dual 2 Ohm subwoofers (1000W peak / 500W RMS each); 1 x Harmony Audio HA-A800.1 Alloy Series Class D mono sub amplifier (1 ohm stable, 800W RMS @ 1Ω, includes bass remote); 1 x Harmony Audio HA-AK4 complete 4 gauge 1800W amp install kit (nickel). Enclosure (fits 2002-2018 Dodge Ram Quad or Crew Cab — does NOT fit Mega Cab): sealed dual-12" design built from high-quality MDF and finished in black carpet. Installs under the rear seat with subwoofers firing upward; compatible with both full rear bench and 60/40 split seat configurations. Mounting depth: 5.75". Internal air space: 0.61 cubic feet per sub. High-quality spring-loaded terminal cup accepts bare wire up to 10GA. Special cutout directs more bass into the cab while protecting the drivers. Harmony HA-A122 12" Alloy Series subwoofer (per driver): peak power 1000 watts, RMS 500 watts; sensitivity 87dB; frequency response 25Hz-500Hz. Mounting depth: 6". Mounting cutout diameter: 11 1/8". Recommended enclosure volumes: sealed min 1.65 cu ft, sealed max 3.72 cu ft; vented min 2.02 cu ft, vented max 2.72 cu ft. Dual 2 Ohm voice coil configuration. Driver construction: aluminum alloy lightweight cone, butyl rubber surround, tinsel leads woven into spider, 2" copper voice coil, steel basket, ferrite magnet, aluminum former. Harmony HA-A800.1 Alloy Series mono Class D amplifier: Power (14.4V): @ 1 Ohm — 800 Watts RMS x 1 (1600 Watts peak x 1); @ 2 Ohm — 600 Watts RMS x 1 (1200 Watts peak x 1). Frequency response 10Hz-180Hz. Signal-to-noise ratio 95dB (A-weighted). RCAs: input plus full pass-through audio output. Turn-on options: DC offset or 12V remote. Recommended external fuse: 100A. Recommended power wire gauge: 1/0. Dimensions: 12-3/8" Width x 6-1/8" Width x 2" Height. User-adjustable controls: selectable input type (high or low level); high level input sensitivity 2.5V - 40V; low level input sensitivity 90mV - 10V; variable gain knob; variable low pass filter 40Hz - 180Hz; subsonic filter 0Hz - 50Hz; frequency control 30Hz - 80Hz; bass boost 0dB - 12dB @ 50Hz. Features include removable bass remote control knob with power indicator LED, HA-EASY speaker wire-to-RCA adapter for simplified installation, compatibility with aftermarket and factory head units that provide DC offset. When DC offset is used, the remote terminal functions as a 12V output to trigger another device. Finished in a brushed aluminum case with a light-up blue Harmony logo and power/protection status LEDs. Harmony HA-AK4 4 gauge install kit (nickel) contents: 17FT flexible matte blue 4GA power cable; 3FT flexible matte black 4GA ground cable; 20FT flexible matte blue 16GA speaker wire; 17FT flexible matte gray & black RCA cable; 17FT flexible matte blue remote wire; 6FT split loom; ANL fuse holder; 150 Amp ANL fuse; (2) 4GA blue & black 5/16" ring terminals; (2) 4GA blue & black spade terminals; (5) 16GA blue & black spade terminals; (4) pan head screws; (10) wire ties. What you receive: 1 x custom dual 12" sealed under-seat enclosure (2002-2018 Dodge Ram Quad/Crew), 2 x HA-A122 12" subwoofers, 1 x HA-A800.1 mono Class D amp with bass remote, and 1 x HA-AK4 4GA installation kit.