JL Audio TwK-88
8-Channel Digital Signal Processor with Digital Remote Controller
8-Channel Digital Signal Processor with Digital Remote Controller
• 8-Channel digital signal processo
• 80 total bands of equalization
• TüN software offers quick input/output setup
• 8 RCA inputs or 1 optical input
• Includes DRC-200 digital remote control
VIP Product Get $58.00 in rewards to spend later
• 8-Channel digital signal processo
• 80 total bands of equalization
• TüN software offers quick input/output setup
• 8 RCA inputs or 1 optical input
• Includes DRC-200 digital remote control
PAC APSUB-FD21
Amplifier and Subwoofer Integration Interface for select 2011-2019 vehicles from Ford with Premium Sony Systems
Amplifier and Subwoofer Integration Interface for select 2011-2019 vehicles from Ford with Premium Sony Systems
• Amplifier and subwoofer integration interface for select 2011-2019 vehicles from Ford
• Vehicle must be equipped with a factory premium Sony system
• Provides 2-channel non-fading output
• For use with an aftermarket amplifier and subwoofer
• Delivers 5V RMS pre-amp output with bass equalization and level control
VIP Product Get $23.90 in rewards to spend later
• Amplifier and subwoofer integration interface for select 2011-2019 vehicles from Ford
• Vehicle must be equipped with a factory premium Sony system
• Provides 2-channel non-fading output
• For use with an aftermarket amplifier and subwoofer
• Delivers 5V RMS pre-amp output with bass equalization and level control
NVX XPLOC4
4-Channel 600W Adjustable Line Output Converter with Remote Turn On
4-Channel 600W Adjustable Line Output Converter with Remote Turn On
• 4-Channel Premium Adjustable Line Output Converter
• 6:1 Step Down With Adjustable Output
• 600w Total Maximum Input (150w Per Channel)
• Super Low Distortion
• 4-Channel Premium Adjustable Line Output Converter
• 6:1 Step Down With Adjustable Output
• 600w Total Maximum Input (150w Per Channel)
• Super Low Distortion
GROM Audio VOLXCO4 (GROM-MST4-VOLXCO4)
Android and iOS Smartphone Integration for Select 2002-2006 Volvo XC90 Fiber Optic Radio
Android and iOS Smartphone Integration for Select 2002-2006 Volvo XC90 Fiber Optic Radio
• Android, Bluetooth, iPhone Integration Kit
• Compatible With Volvo XC90 2002-2006 Stereos
• USB, AUX, Bluetooth, Android, iPod Car Integration
• Android in-car play, charge and control
• Plugs Directly Into Vehicles Harness
• Two EXT ports for AUX-IN, Bluetooth and iPod • Streaming Audio for Android 4.1 and Above
VIP Product Get $25.00 in rewards to spend later
GROM Audio CHR02B3 Bluetooth Streaming Kit (GROM-BT3-CHR02)
Add Bluetooth Hands Free Calling and Music Streaming to Select 2002-2007 Chrysler, Dodge and Jeep Factory Radios
Add Bluetooth Hands Free Calling and Music Streaming to Select 2002-2007 Chrysler, Dodge and Jeep Factory Radios
• Hands Free Bluetooth Car Kit
• Compatible With Select 2002-2007 Chrysler, Dodge and Jeep Vehicles
• Plugs Directly Into Vehicles Harness
• Streaming Audio from your Smartphone or Bluetooth Enabled Music Player
VIP Product Get $18.00 in rewards to spend later
• Hands Free Bluetooth Car Kit
• Compatible With Select 2002-2007 Chrysler, Dodge and Jeep Vehicles
• Plugs Directly Into Vehicles Harness
• Streaming Audio from your Smartphone or Bluetooth Enabled Music Player
GROM Audio NISKVL2
Factory Radio Android Auto, Apple CarPlay and Navigation Integration Upgrade for select 2008-2015 vehicles from Infiniti
Factory Radio Android Auto, Apple CarPlay and Navigation Integration Upgrade for select 2008-2015 vehicles from Infiniti
• Factory Radio Integration for VLine Infotainment Systems
• Compatible with select 2008-2015 vehicles from Infiniti
• VLine infotainment system in silver metal enclosure
• Android Auto and Apple CarPlay upgrade via USB or wireless
• Power harnesses, GPS receiver, microphone and USB cable included
• Factory Radio Integration for VLine Infotainment Systems
• Compatible with select 2008-2015 vehicles from Infiniti
• VLine infotainment system in silver metal enclosure
• Android Auto and Apple CarPlay upgrade via USB or wireless
• Power harnesses, GPS receiver, microphone and USB cable included
Crux WVIGM-04
Wi-Fi Connectivity Integration and Audio/Video Interface for select 2006-2017 vehicles from GMC, Chevrolet, Cadillac
Wi-Fi Connectivity Integration and Audio/Video Interface for select 2006-2017 vehicles from GMC, Chevrolet, Cadillac
• 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
VIP Product Get $31.60 in rewards to spend later
• 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
Kicker KEYLOC® (47KEYLOC)
KEY series powered line-out converter; RoHS Compliant
KEY series powered line-out converter; RoHS Compliant
• 2-channel active line output converter
• 2 speaker-level inputs with up to 400 watts RMS power handling
• 2 preamp-level outputs (up to 10V)
• 2-channel active line output converter
• 2 speaker-level inputs with up to 400 watts RMS power handling
• 2 preamp-level outputs (up to 10V)
GROM Audio TOYLB3 Lexus Bluetooth Streaming Kit (GROM-BT3-LEX)
Add Bluetooth Hands Free Calling and Music Streaming to Select 2001-2004 Lexus Factory Radios
Add Bluetooth Hands Free Calling and Music Streaming to Select 2001-2004 Lexus Factory Radios
• Hands Free Bluetooth Car Kit
• Compatible With Select 2001-2004 Lexus Vehicles
• Plugs Directly Into Vehicles Harness
• Streaming Audio from your Smartphone or Bluetooth Enabled Music Player
VIP Product Get $18.00 in rewards to spend later
• Hands Free Bluetooth Car Kit
• Compatible With Select 2001-2004 Lexus Vehicles
• Plugs Directly Into Vehicles Harness
• Streaming Audio from your Smartphone or Bluetooth Enabled Music Player
JVC KW-Z1000AW
10.1" Direct Replacement Floating Touchscreen Digital Media Receiver with Bluetooth, Wireless Apple CarPlay and Android Auto, and Built-in SiriusXM Ready for select 2011-2023 vehicles from Ram, Jeep, Ford
10.1" Direct Replacement Floating Touchscreen Digital Media Receiver with Bluetooth, Wireless Apple CarPlay and Android Auto, and Built-in SiriusXM Ready for select 2011-2023 vehicles from Ram, Jeep, Ford
• Direct OEM Replacement Bluetooth Digital Multimedia Receiver for select 2011-2023 vehicles from Ram, Jeep, Ford
• 10.1" Capacitive Touchscreen Display
• Supports wireless Apple CarPlay and wireless Android Auto
• 3 sets of 4 volts preamp outputs
• 13-Band Graphic EQ
• SiriusXM and iDataLink Ready
VIP Product Get $144.90 in rewards to spend later
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Crux AVITY-01
Audio/Video Input Interface with VIM Activation for select 2012-2025 vehicles from Toyota, Lexus, Scion
Audio/Video Input Interface with VIM Activation for select 2012-2025 vehicles from Toyota, Lexus, Scion
• Audio/Video Input Interface with VIM Activation
• For select 2012-2025 vehicles from Toyota, Lexus, Scion
• Compatible with Entune radios
• Retains factory-installed navigation system
• Compatible with iOS and Android devices
• Plug and play converter solution
VIP Product Get $17.01 in rewards to spend later
• Audio/Video Input Interface with VIM Activation
• For select 2012-2025 vehicles from Toyota, Lexus, Scion
• Compatible with Entune radios
• Retains factory-installed navigation system
• Compatible with iOS and Android devices
• Plug and play converter solution
GROM Audio VAGTU3 (GROM-USB3-VAG-T)
Android and iOS Smartphone Integration for Select 1998 -2010 Bently and Volkswagen Vehicles
Android and iOS Smartphone Integration for Select 1998 -2010 Bently and Volkswagen Vehicles
• Android, Bluetooth, iPhone, iPod Integration Kit
• Compatible Select 1998-2010 Skoda and Volkswagen Vehicles
• Optional 3.5mm AUX and Bluetooth
• Streaming Audio for Android 4.1 and Above
VIP Product Get $17.50 in rewards to spend later
PAC CAM-GM51
Reverse Camera Retention Harness For Select 2014 - 2017 GM Vehicles
Reverse Camera Retention Harness For Select 2014 - 2017 GM Vehicles
• Plug and Play Connection Harness
• For Use When Replacing the Radio<
• Retains Reverse Camera when Installing New Radio
• Male RCA Video Output Connection
• Plug and Play Connection Harness
• For Use When Replacing the Radio<
• Retains Reverse Camera when Installing New Radio
• Male RCA Video Output Connection
PAC AmpPRO 4 AP4-GM61
AmpPro for Select GM Vehicles with 20-pin and 8-pin Connectors (MOST50) Audio Output Interface
AmpPro for Select GM Vehicles with 20-pin and 8-pin Connectors (MOST50) Audio Output Interface
• Factory Sound System Upgrade
• Time Saving Design
• Plug and Play Installation
• Reliable PAC Quality
VIP Product Get $47.90 in rewards to spend later
• Factory Sound System Upgrade
• Time Saving Design
• Plug and Play Installation
• Reliable PAC Quality
GROM Audio TOYLU3 (GROM-USB3-LEX)
Android and iOS Smartphone Integration for Select 2001 - 2004 Lexus Vehicles
Android and iOS Smartphone Integration for Select 2001 - 2004 Lexus Vehicles
• Android, Bluetooth, iPhone, iPod Integration Kit
• Compatible With Select 2001-2004 Lexus Stereos
• Optional 3.5mm AUX and Bluetooth
• Streaming Audio for Android 4.1 and Above
VIP Product Get $17.50 in rewards to spend later
PAC LPHHD04
Vehicle Specific Audio Integration T-Harness for select 2016-2023 vehicles from Honda
Vehicle Specific Audio Integration T-Harness for select 2016-2023 vehicles from Honda
• T-harness to install an aftermarket amplifier, line-out converter or signal processor
• 4-channels of speaker-level signals from factory radio
• Compatible with PAC LocPro line output converters
• Works with amplifiers and sound processors with speaker-level input
• Compatible for select 2016-2023 vehicles from Honda with non-amplified systems
• T-harness to install an aftermarket amplifier, line-out converter or signal processor
• 4-channels of speaker-level signals from factory radio
• Compatible with PAC LocPro line output converters
• Works with amplifiers and sound processors with speaker-level input
• Compatible for select 2016-2023 vehicles from Honda with non-amplified systems
Stinger HORIZON12 - SRX-GM14128 for 2014-2019 Silverado/Sierra Trucks
12.8" Direct Fit Stereo Upgrade for select 2014-2019 Silverado 1500 LD / 3500 HD / 1500 / 2500 HD and Sierra 1500 / 2500 HD / 3500 HD. Plug-n-Play Kit with CarPlay, Android Auto, & Touchscreen (SRXGM14128 / GM14RB12)
12.8" Direct Fit Stereo Upgrade for select 2014-2019 Silverado 1500 LD / 3500 HD / 1500 / 2500 HD and Sierra 1500 / 2500 HD / 3500 HD. Plug-n-Play Kit with CarPlay, Android Auto, & Touchscreen (SRXGM14128 / GM14RB12)
• Single DIN and Double DIN Bluetooth Digital Multimedia Receiver
• 12.8 Capacitive Touchscreen Display
• Wired or Wireless Apple CarPlay and Android Auto Compatible
• Built-in Navigation
• Four (4) sets of 4.5 volts preamp outputs
• 15-Band Graphic Equalizer
• SiriusXM Satellite Radio Ready
VIP Product Get $199.90 in rewards to spend later
PAC LPHTY01
Vehicle Specific Audio Integration T-Harness for select 1985-2021 vehicles from Toyota, Subaru, Scion
Vehicle Specific Audio Integration T-Harness for select 1985-2021 vehicles from Toyota, Subaru, Scion
• T-harness to install an aftermarket amplifier, line-out converter or signal processor
• 4-channels of speaker-level signals from factory radio
• Compatible with PAC LocPro line output converters
• Works with amplifiers and sound processors with speaker-level input
• Compatible for select 1985-2021 vehicles from Toyota, Subaru, Scion with non-amplified systems
• T-harness to install an aftermarket amplifier, line-out converter or signal processor
• 4-channels of speaker-level signals from factory radio
• Compatible with PAC LocPro line output converters
• Works with amplifiers and sound processors with speaker-level input
• Compatible for select 1985-2021 vehicles from Toyota, Subaru, Scion with non-amplified systems
PAC LPHCH41
Vehicle Specific Audio Integration T-Harness for select 2013-2024 vehicles from Ram, Jeep, Dodge
Vehicle Specific Audio Integration T-Harness for select 2013-2024 vehicles from Ram, Jeep, Dodge
• Amplifier, LOC, and sound processor integration T-harness for select 2013-2024 vehicles from Ram, Jeep, Dodge
• Provides necessary high-level inputs and speaker outputs
• Compatible with non-amplified vehicles with 52-pin connector
• Works with PAC LocPro Advanced LOCs
• Works with amps and sound processors with speaker-level inputs
• Amplifier, LOC, and sound processor integration T-harness for select 2013-2024 vehicles from Ram, Jeep, Dodge
• Provides necessary high-level inputs and speaker outputs
• Compatible with non-amplified vehicles with 52-pin connector
• Works with PAC LocPro Advanced LOCs
• Works with amps and sound processors with speaker-level inputs
GROM Audio LEX6VT2
Factory Radio Android Auto, Apple CarPlay and Navigation Integration Upgrade for select 2010-2013 vehicles from Lexus, Toyota
Factory Radio Android Auto, Apple CarPlay and Navigation Integration Upgrade for select 2010-2013 vehicles from Lexus, Toyota
• Factory Radio Integration for VLite VT2 Infotainment Systems
• Compatible with select 2010-2013 vehicles from Lexus, Toyota
• VLine infotainment system in silver metal enclosure
• Android Auto and Apple CarPlay upgrade via USB or wireless
• Supports maps, music, messaging and calls
• Factory Radio Integration for VLite VT2 Infotainment Systems
• Compatible with select 2010-2013 vehicles from Lexus, Toyota
• VLine infotainment system in silver metal enclosure
• Android Auto and Apple CarPlay upgrade via USB or wireless
• Supports maps, music, messaging and calls
FAQ Frequently asked questions in Factory Stereo Upgrades
All About
Factory Stereo Upgrades
When you want to add subwoofers or high-end speakers to a factory system, you need more than just a standard wire splice. Our selection of factory stereo upgrade components ensures that your new gear communicates perfectly with your vehicle’s existing computer systems.
Line Output Converters (LOCs)
Line output converters (LOCs) take the high-level signal meant for your factory speakers and convert it into a low-level RCA signal that an aftermarket amplifier can use.
We carry everything from basic two-channel converters to advanced units from brands like AudioControl, which feature "AccuBASS" to counteract the bass roll-off often programmed into factory stereos.
Digital Signal Processors (DSP)
Factory radios are often tuned to protect cheap paper speakers, resulting in a "flat" or muddy sound. A Digital signal processor (DSP) allows you to take complete control of your acoustic environment.
By using a DSP, you can sum signals, eliminate factory EQ curves, and adjust time alignment so that the music reaches your ears perfectly, regardless of where the speakers are placed.
Vehicle-Specific Interfaces & Harnesses
Cutting into your factory wiring can void warranties and cause electrical headaches. We offer plug-and-play harnesses and interfaces from leaders like iDatalink Maestro and PAC.
These modules allow you to add aftermarket amplifiers while retaining steering wheel controls, factory chimes, and even OnStar or SYNC features.
Why Upgrade Your Factory System?
By integrating high-quality aftermarket amplifiers and speakers into your existing setup, you gain:
- Increased Headroom: Play music louder without distortion
- Full Range Sound: Restore the deep low-end frequencies that factory systems often filter out to protect small speakers
- OEM Aesthetics: Keep your interior looking exactly as the manufacturer intended while enjoying a "stealth" high-end audio system
The Sonic Electronix Advantage
Choosing the right integration part can be complex given the variety of vehicle trims and "premium" sound packages (like Bose, Sony, or Harman Kardon). At Sonic Electronix, we take the guesswork out of the process.
Our Fit Finder is the industry standard for ensuring compatibility. When you shop with us, you aren't just buying a part; you're gaining access to our expert support team and our massive inventory of the latest car audio technology. We offer competitive pricing, fast shipping, and the technical knowledge required to help you build the system of your dreams.
We love people and we're ready to help you! See what separates us from our competition.

































