Better sound with a factory radio for 2004 GMC Sierra 2500

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• Dual auxiliary audio input interface
• Allows for direct interface of any pre-amp level audio source to the factory radio
• Compatible with select 2000-2012 vehicles from Chevrolet, GMC, Pontiac

• Custom-Fit BOOST Sealed truck enclosure with 2 12" S Series Subwoofers
• Compatible with select 1999-2006 vehicles from GMC, Chevrolet
• 400 watts RMS (800 watts Peak)
• Final Impedance: 1-ohm

• Custom-Fit BOOST Sealed truck enclosure with 2 10" S Series Subwoofers
• Compatible with select 1999-2006 Silverado 1500 / 3500 / 2500 / 2500 HD and Sierra 3500 / 1500 / 2500 / 2500 HD and SIerra 2500 HD
• 350 watts RMS (700 watts Peak)
• Final Impedance: 1-ohm

• Kicker 5.25" Coaxial Speakers
• Kicker 4" x 6" Coaxial Speakers
• Metra Speaker Harnesses and Adapter
• Plug-n-play Installation

• 150 watts Peak Each, 30 watts RMS Each
• Mylar Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

• 180 watts Peak Each, 60 watts RMS Each
• 135 watts Peak Each, 45 watts RMS Each
• Textile Edge-driven tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

• Includes a pair of NVX NSP525 and NVX NSP46 coaxial speakers
• Designed for select 1999-2006 Sierra 3500 / 1500 / 2500
• Speaker adapters and wiring harnesses included
• Plug-and-play installation

• Universal stereo replacement interface module
• Connects to iDataLink-compatible stereos
• Retains SWC, voice commands, etc.
• Enhances multimedia experiences with exclusive gauges, vehicle info, parking assistance, climate control, and radar detection

• Advance stereo replacement interface for select vehicles
• Offers exclusive infotainment retention
• Adds support for additional vehicles
• Enables Bluetooth programming directly from mobile device
• Retains OnStar, SYNC, Uconnect, and more

• Universal stereo replacement interface
• Retains factory steering wheel control
• Retains backup camera with any stereos
• Retains digital fade, DSP, gain, camera controls in iDataLink-ready stereos

• Wireless CarPlay Dongle
• Easily converts wired CarPlay to wireless
• Works with Kenwood, Pioneer, JVC, Sony, and Alpine stereos
• Includes interface and USB-A to USB-C cable
• Plug and play connection

• Wireless CarPlay and Android Auto dongle
• Converts wired CarPlay and Android Auto to wireless
• Works on select OEM and aftermarket stereos with CarPlay or Android Auto
• Easy and hassle-free plug and play installation

• Factory digital amplifier replacement interface
• Compatible with
• Works with vehicle specific T-harnesses
• Compatible with an iDataLink-ready amplifier
• Supplies control data and audio

• Enables wireless audio/video mirroring
• Accepts dual band (5GHz and 2.4GHz) Wi-Fi capability
• Uses your smartphone virtual remote control via Wi-Fi
• Provides an AV input which can also be used to add a camera

• 500 watts Peak Each, 250 watts RMS Each
• Horn Tweeter
• Impedance: 4 ohm
• Sensitivity: 101 dB

• 135 watts Peak Each, 45 watts RMS Each
• Dome tweeters
• Polypropylene cone material with Plus One woofer cone architecture
• Impedance: 3 ohm
• Sensitivity: 92 dB

• 240 watts Peak Each, 40 watts RMS Each
• PEI (Polyetherimide) Balanced Dome tweeters
• Injection Molded Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

• 250 watts Peak Each, 40 watts RMS Each
• PEI (Polyetherimide) Balanced Dome tweeters
• Injection Molded Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

• Custom Fit Dual 12" Sealed BOOST Box Package
• Compatible with select 1999-2006 vehicles from GMC, Chevrolet Extended Cab
• Includes Two Sundown Audio SML-12 D4 subwoofers
• 1200W Peak each / 600W RMS each
• 3/4" Medium Density Fiberboard (MDF) construction
• Durable premium carpet finish
• Subwoofer and enclosure not pre-assembled

•240 watts Peak Each, 40 watts RMS Each
• PEI (Polyetherimide) Balanced Dome tweeters
• Injection Molded Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB