2014-2018 GMC Sierra Double Cab Single 10" Under-Seat Sub Box Kit — Harmony HA-F104 + Kicker CX300.1 (CXA400.1) & HA-AK10

Kit Includes: 1 x 2014-2018 Chevy Silverado Double Cab Truck Single 10 Sub Box Subwoofer Enclosure 1 x Harmony Audio HA-F104 Car Stereo Flatline Series 10" Sub 700W Single 4 Ohm Subwoofer 1 x Kicker CX300.1 Car Audio CX Series Class D Subwoofer Amplifier 600 Watt Sub Amp - Limited Stock 1 x Harmony Audio HA-AK10 Car Stereo Complete 10 Gauge 600W Amp Amplifier Install Kit - Nickel Enclosure Details: - Vehicle fit: 2014-2018 Chevy Silverado Double Cab Truck - Designed as a custom single 10" under-seat subwoofer enclosure (subs fire downward) - Mounting Depth: 5-1/2" - Air Space: 0.55 Cubic Feet (sealed enclosure) - Constructed from high quality MDF - High quality twist knob / banana plug terminal cup (bare wire up to 10GA) - Finished in high quality black carpet - Overall Dimensions: 28-3/4" L x 14-3/4" x 9-3/4" H Harmony Audio HA-F104 10" Flatline Series Subwoofer Specs: - Power Handling: Peak: 700 watts; RMS: 350 watts - Single 4 Ohm - Sensitivity: 87.1 dB - Frequency Response: 25Hz-1.5Hz - Mounting Depth: 4 1/16" - Mounting Cutout Diameter: 9 1/16" - Min Sealed Box Volume (Cubic Feet): 0.40 - Max Sealed Box Volume (Cubic Feet): 2.03 - Min Vented Box Volume (Cubic Feet): 1.1 - Max Vented Box Volume (Cubic Feet): 1.81 Kicker CX300.1 CX Series Class D Single-Channel Amplifier: - RMS Power Rating: 4 ohms: 150 watts x 1 chan.; 2 ohms: 300 watts x 1 chan. - (Listed twice in manufacturer data) 4 ohms: 150 watts x 1 chan.; 2 ohms: 300 watts x 1 chan. - Max power output: 600 watts x 1 chan. This package gives you a ready-to-install under-seat solution for adding a single 10" sub to your 2014-2018 double cab pickup, including a matching Class D sub amp and a nickel 10-gauge installation kit.