Alpine Compatible with 04-08 Ford F150 Ext Cab or 04-06 Ford Super Crew Sealed Dual 10" W10S4 Loaded Subwoofer Stereo Sub Box Enclosure Car Audio Bundle 500W RMS 4 Ohm

This Package includes the following: 1 x Compatible with 2004-2008 Ford F150 Ext Cab or 2004-2006 Ford Super Crew Dual 10" Custom Sub Box Enclosure1 x Alpine W10S4 Car Audio BassLine Series Sub Single 4 Ohm 500W Peak 10" SubwooferCompatible with 2004-2008 Ford F150 Ext Cab or 2004-2006 Ford Super Crew Dual 10" Custom Sub Box EnclosureFeatures:Air Space: 0.55 Cubic Feet per SubMounting Depth: 5.25"Sealed EnclosureDimensions: Width 49" x Front Height 6-3/4" x Rear Height 7-3/4" x Depth 11-3/4"Constructed with High Quality MDFHigh Quality Binding Terminal Cups (Accepts Banana Terminal Plugs OR Bare Wire 'up to 10GA')High Quality Black CarpetFits under rear seatThis box is Compatible with Ford:2004-2008 F150 Extended Cab Truck2004-2006 F150 Super Crew TruckAlpine W10S4 Car Audio BassLine Series Sub Single 4 Ohm 500W Peak 10" Subwoofer:General Features:10" Single 4 ohm BassLine (Bass) Series SubwooferSubwoofer Series: BassLine (Alpine)Subwoofer Size: 10"Peak Power Handling: 750 wattsRMS Power Handling: 250 wattsVoice Coil(s): SingleImpedance (Per Voice Coil): 4 ohmsVoice Coil Diameter: 2"Frequency Response: 24 - 200 HzSensitivity: 86.6 dBXmax (millimeters): 10 mmSubwoofer Design: Round / CircleMain Cone Color: BlackSubwoofer Grille: Optional (Accessory required and sold separately) - Alpine KTE-10PGRecommended Enclosure SpecificationsRecommended Enclosure Type: Ported / Vented / SealedOptimum Sealed Box Volume: .83 cubic feetOptimum Ported Box Volume: 1.51 cubic feetTop-Mount Depth: 5-1/16"Cutout Diameter9"

• ALPINE W10S4 CLEAN AND PUNCHY 10-INCH BASS PERFORMANCE - The Alpine W10S4 subwoofer delivers tight, responsive, and well-defined bass ideal for upgrading your truck’s audio system. Its 10-inch woofer performs with impressive clarity across low frequencies. The durable design ensures long-lasting reliability during daily use. It maintains clean output even at higher volume levels. This subwoofer provides a clear improvement over factory audio.
• MADE FOR 2004–2008 FORD F150 EXT CAB & 2004–2006 SUPER CREW - The enclosure is engineered to fit perfectly in these Ford truck models. It installs cleanly without requiring modifications to the cabin. The design preserves legroom and seating space while still delivering strong bass. It integrates smoothly behind or under the rear seats depending on the layout. This ensures a factory-like fit with enhanced sound performance.
• DUAL CHAMBER SEALED DESIGN FOR SUPERIOR BASS ACCURACY - Each woofer operates in its own sealed chamber for improved clarity and precision. This separation reduces interference and creates a more accurate low-frequency response. The sealed configuration produces tight, focused bass that works well for all music genres. It performs consistently at both low and high volume levels. This design is ideal for drivers who value precision over excessive boom.
• DURABLE AND STABLE ENCLOSURE FOR LONG-LASTING PERFORMANCE - The box is built from quality materials that minimize vibration and flex. This ensures that the woofers produce clean and consistent sound. The enclosure withstands daily driving conditions, temperature changes, and vehicle movement. It also protects the subwoofers from impact and wear over time. Its sturdy construction guarantees years of reliable performance.
• PRELOADED AND READY FOR SIMPLE INSTALLATION - The subwoofers arrive securely mounted inside the enclosure for fast setup. This eliminates guesswork and reduces installation time significantly. It pairs easily with most aftermarket amplifiers for smooth system integration. The plug-and-play design makes upgrading your truck’s audio straightforward. It delivers an immediate improvement in bass tailored to compatible Ford F150 and Super Crew models.