Universal Sub Boxes (Loaded/Powered) for 2004 Audi S4

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• 10" Dual Sealed Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Internal box volume: 1.20 cubic feet
• Premium Black Carpet with Black NVX Logo

• 1200 Watts Max
• 600 Watts RMS
• Pressed-pulp cone with mineral powders cone material
• Aluminum alloy basket
• 2 Ohm Impedance
• Top-mount depth: 6-1/2"

• 10" Single Sealed Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Internal box volume: .65 cubic feet
• Premium Black Carpet with Black NVX Logo

• Loaded Box with Subwoofer
• Includes Amplifier and Wiring Kit

• 10" Single Sealed Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Internal box volume: .65 cubic feet
• Premium Black Carpet with Black NVX Logo

• Loaded Box with Subwoofer
• Includes Amplifier and Wiring Kit

• 12" Amplified Loaded Subwoofer System
• 1000 watts RMS
• Built-In Class D Amplifier
• Variable bass boost
• Wired remote bass level control

• 11" Spare Tire Subwoofer System
• Built-In Class D Amplifier
• Top-mount amplifier controls
• Speaker-Level Inputs
• Wired Remote Bass Level Control
• Complete 8 Gauge Amplifier Installation Kit
• Pre-terminated seamless power and ground ring terminals

• 11" Spare Tire Subwoofer System
• Built-In Class D Amplifier
• Top-mount amplifier controls
• Speaker-Level Inputs
• Wired Remote Bass Level Control
• Complete 8 Gauge Amplifier Installation Kit
• Premium (CCA) Copper Clad Aluminum

• NVX QB12SPA 1200W Max Single 12-Inch Amplified Subwoofer Enclosure
• Integrated 350W RMS Class D Amplifier with Ported Design
• Includes Wired Remote Bass Knob for Easy Level Control
• Full Spec 8 Gauge 100% Oxygen Free Copper Wiring Kit
• Complete 2-Channel Installation Hardware with RCA Cables

• 11" Amplified Loaded Subwoofer System
• Built-In Class D Amplifier
• Variable Bass Boost
• Speaker-Level Inputs
• Wired Remote Bass Level Control
• Includes Amp Wiring Kit

• 12" GT Series Subwoofer
• GT Series Mono block Car Amplifier
• 450W Peak
• 150W RMS
• 12" Single Ported Subwoofer Enclosure
• Variable low-pass filter (40-200 Hz, 24 dB/Octave)
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• 12" Truck/Wedge Powered Subwoofer
• Rockford Fosgate Sealed Enclosure
• 300 Watt RMS Class-D Mono Block
• Bass Remote Included
• Low And High level Inputs

• 1200 Watts Max
• 600 Watts RMS
• Mineral-injected paper cone with rubber surround
• Aluminum alloy basket
• 2 Ohm Impedance
• Top-mount depth: 5-9/16"

• 12" GT Series Subwoofer
• GT Series Mono block Car Amplifier
• 450W Peak
• 150W RMS
• 12" Single Ported Subwoofer Enclosure
• Variable low-pass filter (40-200 Hz, 24 dB/Octave)
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• 1200W Peak (2 Subs)
• 400W RMS (2 Subs)
• 48oz. Magnet
• Terminator Series Class D Monoblock Car Amplifier
• Heavy 5/8" MDF Construction
• Black Carpeting

• RMS Power: 1000 Watts
• 3” 4-Layer High Temperature Black Aluminum Voice coil
• Carbon Fiber Enhanced Non-Pressed Paper Cone
• Custom High Roll foam surround with black nylon stitching
• 165 oz. Triple-stacked High Energy ferrite magnet
• Die Cast aluminum vented basket
• Includes Sealed Subwoofer Enclosure

• 8" Dual Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Internal box volume: 1.5 cubic feet
• Premium Black Carpet with Black NVX Logo

• Includes Everything You Need: Subs, Box, Amp & Wires
• Dual 12" Belva Subwoofers
• Monoblock Amp
• Ported Enclosure
• Complete Amp Kit w/ RCAs

• 300 watts x 1 channel @ 4 ohm
• 500 watts x 1 channel @ 2 ohm
• Total RMS Power: 500 watts
• Class D 2 ohm Stable Monoblock Amplifier