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2003 Mazda B2300

Universal gear includes car amplifiers, subs, and other products that do not install in a specific location or require fitment to integrate with a vehicle.

Universal-Fit Audio for 2003 Mazda B2300

When thinking of universal gear, we consider products like a car amp that gives more power to your speakers or subs, cell phone chargers, equalizers and sound processors, rear-seat entertainment and video monitors, as well as dash cameras.

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Pioneer ADT-VA133 Dash Kit

Install a new Double-DIN car stereo (Black)

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Install a new Double-DIN car stereo (Black)

• Double-DIN Dash Kit
• Painted scratch-resistant black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

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13
List price $60.00
-25% $44.99

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Only 3 Left!

• Double-DIN Dash Kit
• Painted scratch-resistant black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

Escort Coiled SmartCord Blue

Direct Power Coiled SmartCord with Blue LED Lights and Built-In Mute Button

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Direct Power Coiled SmartCord with Blue LED Lights and Built-In Mute Button

• Direct Power Smartcord for Escort Radar Detectors
• Blue LED Light Notifies You of Alerts
• Built-in Mute Button to Silence Audio Alerts
• Works with all current generation escort windshield mounted detectors

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$39.95

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Only 1 Left!

• Direct Power Smartcord for Escort Radar Detectors
• Blue LED Light Notifies You of Alerts
• Built-in Mute Button to Silence Audio Alerts
• Works with all current generation escort windshield mounted detectors

NVX - Worth the Envy - Direct to Consumer Car Audio

NVX BassTracer Enhancer (XBBR2)

Compact 2-Channel LOC & Line Driver with Bass Restoration – Rebuilds Lost Sub-Bass with Parametric Control & Simple Remote Integration

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Compact 2-Channel LOC & Line Driver with Bass Restoration – Rebuilds Lost Sub-Bass with Parametric Control & Simple Remote Integration

• Active 2-channel bass restoration processor
• Parametric Bass Controls
• Up to 9.5 Volts of output
• Load selection switch (20, 60, or 20K ohm)
• Remote bass level control included
• Preamp and speaker-level inputs
• Auto turn-on
• LED Clip indicator

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• Active 2-channel bass restoration processor
• Parametric Bass Controls
• Up to 9.5 Volts of output
• Load selection switch (20, 60, or 20K ohm)
• Remote bass level control included
• Preamp and speaker-level inputs
• Auto turn-on
• LED Clip indicator

NVX XCAP10H (TRUE 10 FARAD CAPACITANCE)

True 10 Farad Stiffening Hybrid Capacitor with Digital Display and Built-in Distribution Block

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True 10 Farad Stiffening Hybrid Capacitor with Digital Display and Built-in Distribution Block

• For High-Powered systems
• Bright Blue LED Voltage Display
• Improves Bass Response (SPL)

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Available Offers (3) for NVX XCAP10H (TRUE 10 FARAD CAPACITANCE)
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• For High-Powered systems
• Bright Blue LED Voltage Display
• Improves Bass Response (SPL)

Stinger SGP35

500 Amp Relay and Isolator

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500 Amp Relay and Isolator

• Prevents Primary Battery Discharge
• Maximum Current Transfer
• Ideal for 2nd Audio Battery Isolation from Vehicle Systems
• 500A Constant/ 900A Peak

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• Prevents Primary Battery Discharge
• Maximum Current Transfer
• Ideal for 2nd Audio Battery Isolation from Vehicle Systems
• 500A Constant/ 900A Peak

Limited time!

Belva BLPCAM2

License Plate Mounted Waterproof Rearview Backup Camera with Built in Night Vision

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License Plate Mounted Waterproof Rearview Backup Camera with Built in Night Vision

• Universal Rear View Backup Camera
• Mounting Style: Full License Plate Frame
• Resolution: 720 x 480 
• Waterproof: Yes
• Nightvision: Infrared LED's

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List price $99.99
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• Universal Rear View Backup Camera
• Mounting Style: Full License Plate Frame
• Resolution: 720 x 480 
• Waterproof: Yes
• Nightvision: Infrared LED's

Metra 82-6902

Universal 1/2" Spacer for 6x9" Speakers

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Universal 1/2" Spacer for 6x9" Speakers

• Universal 1/2" Speaker Spacers
• Fits 6" x 9" Speakers
• OEM Automotive Grade ABS Plastic Construction
• Color: Black

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List price $29.99
-10% $26.99

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• Universal 1/2" Speaker Spacers
• Fits 6" x 9" Speakers
• OEM Automotive Grade ABS Plastic Construction
• Color: Black

Limited time!

NVX SDTK20

91 mil 20 sq ft Car Trunk Sound Deadening Kit (Five 18" x 32" Sheets)

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91 mil 20 sq ft Car Trunk Sound Deadening Kit (Five 18" x 32" Sheets)

• 20 square feet sound deadening kit
• Material Used: Vibration Dampener
• Material Thickness: 0.091 (2.3 mm)
• Install Location: Trunk
• Pack includes five 18" x 32" sheets

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List price $71.99
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Stinger SGP90200

200 Amp Circuit Breaker

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200 Amp Circuit Breaker

• 200 Amp Circuit Breaker
• Dust and splash proof
• Accepts 1/0 or 4 gauge wire
• Easy reset/disconnect
• Can act as a master disconnect for circuits

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• 200 Amp Circuit Breaker
• Dust and splash proof
• Accepts 1/0 or 4 gauge wire
• Easy reset/disconnect
• Can act as a master disconnect for circuits

Second Skin Audio SPEC-20-1GAL

1 Gallon Spray-on or Brush-on Spectrum Liquid Sound Damping

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1 Gallon Spray-on or Brush-on Spectrum Liquid Sound Damping

• 20 square feet sq. ft Sound Damping Liquid Coating
• Material Used: Vibration Dampener
• Material Thickness: 0.080"
• Install Location: Universal
• Contains 1 gallon of liquid spray

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• 20 square feet sq. ft Sound Damping Liquid Coating
• Material Used: Vibration Dampener
• Material Thickness: 0.080"
• Install Location: Universal
• Contains 1 gallon of liquid spray

Limited time!

NVX VCW124 Version 3 (VCW124v3)

2400W Peak (1200W RMS) 12" VC-Series v3 Dual 4-ohm Car Subwoofer

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2400W Peak (1200W RMS) 12" VC-Series v3 Dual 4-ohm Car Subwoofer

• Peak Power: 2400 watts
• RMS Power: 1200 watts
• Impedance: Dual 4 ohm
• Carbon Fiber Enhanced Non-Pressed Paper Cone
• Custom High Roll Foam Surround with black nylon stitching
• Mount depth: 7.02"
• Sensitivity: 85 dB (1W/1m)

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Single 10" Sealed MDF Subwoofer Enclosure (Belva MDFS10)

10-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (0.77 cu ft airspace 10SQTC)

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10-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (0.77 cu ft airspace 10SQTC)

• 0.77 cu ft Sealed Enclosure
• 3/4" Medium Density Fiberboard Construction
• Durable Black Carpeting
• Pre-Lined with Poly-Fil
• Gold Speaker Terminals

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121
List price $99.99
-40% $59.99

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Tru Spec Dual 12in P (1460YX)

Empty Dual 12" Vented Prefabricated Enclosure for Sundown SA 12" Subwoofers

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Empty Dual 12" Vented Prefabricated Enclosure for Sundown SA 12" Subwoofers

• 12" Dual Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 3.50 cubic feet
• Compatible for Sundown SA 12V2 subwoofers (Sold separately)

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List price $299.99
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NVX XLCA2

2-Channel Line Out Converter xBOOST Technology with Remote Bass Knob

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2-Channel Line Out Converter xBOOST Technology with Remote Bass Knob

• 2-channel line out converter
• Speaker Level Input Accepts Up To 400 Watts RMS
• Bass Enhancer And Bass Compensation
• xBOOST Technology
• Selectable Auto On
• 9.5 Volt Pre-Out
• 12 Volt Trigger Out

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• 2-channel line out converter
• Speaker Level Input Accepts Up To 400 Watts RMS
• Bass Enhancer And Bass Compensation
• xBOOST Technology
• Selectable Auto On
• 9.5 Volt Pre-Out
• 12 Volt Trigger Out

PAC BB-1PR

Pair of Bass Blocker / Passive Crossover; Removes 0-300Hz at 4 ohms, 0-150Hz at 8 ohms (BB1PR)

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Pair of Bass Blocker / Passive Crossover; Removes 0-300Hz at 4 ohms, 0-150Hz at 8 ohms (BB1PR)

&bull Pair of Bass Blockers for 6" x 9" Speakers
• Blocks 0-300Hz @ 4 Ohm
• Blocks 0-150Hz @ 8 Ohm
• Filters Out Unwanted Frequencies Towards Speakers

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&bull Pair of Bass Blockers for 6" x 9" Speakers
• Blocks 0-300Hz @ 4 Ohm
• Blocks 0-150Hz @ 8 Ohm
• Filters Out Unwanted Frequencies Towards Speakers

Limited time!

NVX SDBSK2 Premium Stealth Black

91 mil 1.38 sq ft Car Speaker Sound Deadening Kit (Two 10" x 10" Sheets)

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91 mil 1.38 sq ft Car Speaker Sound Deadening Kit (Two 10" x 10" Sheets)

• 1.38 square feet sound deadening kit
• Solid black design for any stealth car audio installation
• Material Used: Vibration Dampener
• Material Thickness: 0.091
• Install Location: Speaker
• Pack includes two 10" x 10" sheets

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• 1.38 square feet sound deadening kit
• Solid black design for any stealth car audio installation
• Material Used: Vibration Dampener
• Material Thickness: 0.091
• Install Location: Speaker
• Pack includes two 10" x 10" sheets

Escort MAX 4

Radar Detector with Bluetooth, GPS

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Radar Detector with Bluetooth, GPS

• Drive Smarter app compatible
• Preloaded database of red-light and radar cameras
• Built-in GPS
• Works Apple CarPlay and Android Auto
• Next Gen Antenna platform
• Dual Core Processor
• Escort Smart Cord USB Included

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$399.95

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• Drive Smarter app compatible
• Preloaded database of red-light and radar cameras
• Built-in GPS
• Works Apple CarPlay and Android Auto
• Next Gen Antenna platform
• Dual Core Processor
• Escort Smart Cord USB Included

Stinger SPT521

Gauge Reducer, 1/0 Gauge Input to 4 Gauge Pin

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Gauge Reducer, 1/0 Gauge Input to 4 Gauge Pin

• Gauge Reducer Adapter
• 1/0 Gauge Input to 4 Gauge Pin
• Deep Wire Recesses
• Ultimate Power Delivery
• Corrosion Resistant Shoc-Krome Plating

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• Gauge Reducer Adapter
• 1/0 Gauge Input to 4 Gauge Pin
• Deep Wire Recesses
• Ultimate Power Delivery
• Corrosion Resistant Shoc-Krome Plating

JL Audio CL-RLC

2-Channel Remote Level Control and Line Driver Preamplifier

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2-Channel Remote Level Control and Line Driver Preamplifier

• Fully Active, 2-Channel Remote Level Control and Line Driver with Pass-Through Outputs
• Minimizes Unwanted Noise
• Active Circuitry
• Control Knob
• Pass-Through Connection

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$89.99

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• Fully Active, 2-Channel Remote Level Control and Line Driver with Pass-Through Outputs
• Minimizes Unwanted Noise
• Active Circuitry
• Control Knob
• Pass-Through Connection

PAC RPA-VA1

Video Adapter and Video Signal Filter

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Video Adapter and Video Signal Filter

• Converts differential video signal to a single-ended composite video signal
• Improves display of OE camera on the aftermarket radio
• Reduces/eliminates video noise
• Two-wire power connection for simple installation
• Great for Ford and Chrysler vehicles and many more

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List price $59.00
-56% $25.99

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• Converts differential video signal to a single-ended composite video signal
• Improves display of OE camera on the aftermarket radio
• Reduces/eliminates video noise
• Two-wire power connection for simple installation
• Great for Ford and Chrysler vehicles and many more

Viper 7756V

2-Way LCD Replacement Remote Control

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2-Way LCD Replacement Remote Control

• 2-Way Replacement Remote
• 5-Button Transmitter
• 1 Mile Range
• Color: Black

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• 2-Way Replacement Remote
• 5-Button Transmitter
• 1 Mile Range
• Color: Black

Cerwin-Vega RPMFMCBLK

Flat Surface Mount Bracket for Marine Wake Tower Speaker Pods (Black)

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Flat Surface Mount Bracket for Marine Wake Tower Speaker Pods (Black)

• RPM marine wake tower speakers flat mount bracket
• Designed for SMC/VMC marine tower speaker pods
• Ideal for surface or deck mounting
• Sleek black stylish finish to match factory design

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List price $83.99
-17% $69.99

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• RPM marine wake tower speakers flat mount bracket
• Designed for SMC/VMC marine tower speaker pods
• Ideal for surface or deck mounting
• Sleek black stylish finish to match factory design

AudioControl DM-810

10-Channel Matrix Digital Sound Processor with AccuBASS

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10-Channel Matrix Digital Sound Processor with AccuBASS

• Premium matrix digital sound processor
• 8-Channel preamp input and 10-Channel preamp output
• 30-Band equalizer for adjusting gain, delay, and polarity
• High-pass, low-pass and band-pass crossovers
• Features GTO signal sensing, MILC clip detection, and AccuBASS
• Also features signal summing and signal delay

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• Premium matrix digital sound processor
• 8-Channel preamp input and 10-Channel preamp output
• 30-Band equalizer for adjusting gain, delay, and polarity
• High-pass, low-pass and band-pass crossovers
• Features GTO signal sensing, MILC clip detection, and AccuBASS
• Also features signal summing and signal delay

MTX Audio Magnum MB210SP

1000W Peak (800W RMS) Loaded Dual 10" Vented Enclosure with Monoblock Amplifier

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1000W Peak (800W RMS) Loaded Dual 10" Vented Enclosure with Monoblock Amplifier

• 10" Amplified Loaded Subwoofer System
• 400 watts RMS
• Built-In Class D amplifier
• Variable bass boost
• Speaker-level inputs

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-10% $269.95

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2 Pack of 300 Amp Nickel-Plated ANL Fuse (Belva BANL300)

Two fuses per order. High quality 300 Amp ANL Fuses

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Two fuses per order. High quality 300 Amp ANL Fuses

• 300A ANL Fuse
• 2 Pack
• Nickel Plated
• Resealable Polybag
• Heavy Duty Construction

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• 300A ANL Fuse
• 2 Pack
• Nickel Plated
• Resealable Polybag
• Heavy Duty Construction

Limited time!

Kicker DL7R122 (45DL7R122)

2400W Peak (1200W RMS) Loaded Dual 12" Vented Enclosure

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2400W Peak (1200W RMS) Loaded Dual 12" Vented Enclosure

• Ported enclosure with 2 12" Solo-Baric L7R Series Subwoofer
• 1200 watts RMS (2400 watts Peak)
• Final Impedance: 2-ohm
• Dimensions: 33-3/4" L x 15-7/8" H x 15-1/4" W x 20-3/8" W2

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List price $699.99
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Stinger SGP901501

150 AMP Circuit Breaker with Manual Reset

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150 AMP Circuit Breaker with Manual Reset

• Manual Reset Circuit Breaker
• Power Rating: 150 Amps
• Push Button Reset
• Water Resistant Housing
• Integrated Holes for Simple Mounting
• Compact and Lightweight Design

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List price $139.00
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• Manual Reset Circuit Breaker
• Power Rating: 150 Amps
• Push Button Reset
• Water Resistant Housing
• Integrated Holes for Simple Mounting
• Compact and Lightweight Design

Limited time!

Belva BTK106

Six Piece Installer's Panel Removal Installation Tool Kit for Stereo, Speakers and Car Audio Installs

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Six Piece Installer's Panel Removal Installation Tool Kit for Stereo, Speakers and Car Audio Installs

• Six Piece Installer's Removal Tool Kit
• Durable Nylon Plastic

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• Six Piece Installer's Removal Tool Kit
• Durable Nylon Plastic

NVX VAD10004 v2 (VAD10004v2)

1000W RMS Class D Full Range 4-Channel Car/Marine/Powersports Amplifier

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1000W RMS Class D Full Range 4-Channel Car/Marine/Powersports Amplifier

• 150 watts x 4 channel @ 4 ohm
• 250 watts x 4 channel @ 2 ohm
• Bridged: 500 watts x 2 channel @ 4 ohm
• Total RMS Power: 1000 watts
• Class D 2 ohm Stable 4-Channel Amplifier

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Save 30% off an NVX XKIT44 Amp Kit at Checkout! Add a qualifying amplifier to your cart and save 30% on the NVX XKIT44 Amp Kit! No code needed — discount applies automatically at checkout.
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2026-07-27 11:08:20

Directed 504D

Stinger DoubleGuard Shock Sensor

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Stinger DoubleGuard Shock Sensor

• Stinger DoubleGuard Shock Sensor
• Adjustable Sensitivity
• Wire Harness Included

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• Stinger DoubleGuard Shock Sensor
• Adjustable Sensitivity
• Wire Harness Included

Stinger SHD821

HPM Series MANL/MIDI Fused Power Distribution Block with Satin Chrome Finish

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HPM Series MANL/MIDI Fused Power Distribution Block with Satin Chrome Finish

• HPM Series Fused Power Distribution Block
• Two 1/0 Gauge or 4 Gauge Inputs
• Four 4/8 Gauge Outputs
• Multiple Input/Output Design
• Protective Cover Included
• Corrosion Resistant Satin Chrome Finish

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List price $69.00
-51% $33.99

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• HPM Series Fused Power Distribution Block
• Two 1/0 Gauge or 4 Gauge Inputs
• Four 4/8 Gauge Outputs
• Multiple Input/Output Design
• Protective Cover Included
• Corrosion Resistant Satin Chrome Finish

Metra 44-EC6R Antenna Extension

6" Universal Antenna Extension Cable with Right Angle Male

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6" Universal Antenna Extension Cable with Right Angle Male

• Universal Antenna Extender
• Extends Antenna 6" (.5 ft.)
• Right Angle Male Connector

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• Universal Antenna Extender
• Extends Antenna 6" (.5 ft.)
• Right Angle Male Connector

Stinger SGP90250

High Power 250Amp Circuit Breaker w/ Built-In Distribution

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High Power 250Amp Circuit Breaker w/ Built-In Distribution

• Stinger Select Circuit Breaker
• Power Rating: 250 Amps
• Push Button Reset
• Water Resistant Housing
• Integrated Holes for Simple Mounting
• Compact and Lightweight Design

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• Stinger Select Circuit Breaker
• Power Rating: 250 Amps
• Push Button Reset
• Water Resistant Housing
• Integrated Holes for Simple Mounting
• Compact and Lightweight Design

Limited time!

NVX XW4BL5

5 ft 4-Gauge EnvyFlex True Spec Oxygen-Free Copper Power and Ground Wire (Blue)

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5 ft 4-Gauge EnvyFlex True Spec Oxygen-Free Copper Power and Ground Wire (Blue)

• 5 feet 4 gauge Power and Ground Wire
• Silver-tinned OFC (100% Oxygen-Free Copper) material
• Color: Blue

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• 5 feet 4 gauge Power and Ground Wire
• Silver-tinned OFC (100% Oxygen-Free Copper) material
• Color: Blue

JL Audio SGR-12W6v2/v3

Mesh Grille for JL Audio 12" W6v2 and W6v3 Subwoofers (Black)

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Mesh Grille for JL Audio 12" W6v2 and W6v3 Subwoofers (Black)

• 12" Mesh GrilleInsert
• Made Specifically for the 12w6v2.c3 12" W6 Subwoofer
• Made with Top-Notch JL Audio Quality
• No Screws or Extra Hardware Needed

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• 12" Mesh GrilleInsert
• Made Specifically for the 12w6v2.c3 12" W6 Subwoofer
• Made with Top-Notch JL Audio Quality
• No Screws or Extra Hardware Needed

T-Spec VBTPN

(4) 0 Gauge or (4) 4/8/10 Gauge outputs with bolt-on post for factory harness retention

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(4) 0 Gauge or (4) 4/8/10 Gauge outputs with bolt-on post for factory harness retention

• For positive or negative battery post use
• Add a Post System
• >Solid brass construction

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• For positive or negative battery post use
• Add a Post System
• >Solid brass construction

JL Audio HD-RLC

Flush-Mount Wired Bass Remote Controller for JL Audio HD, MHD and XDM Amplifiers

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Flush-Mount Wired Bass Remote Controller for JL Audio HD, MHD and XDM Amplifiers

• Wired Bass Remote Controller
• Compatible with select JL Audio HD, MHD and XDM amplifiers
• Flush-mountable installation
• Color: Black

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• Wired Bass Remote Controller
• Compatible with select JL Audio HD, MHD and XDM amplifiers
• Flush-mountable installation
• Color: Black

NVX XQDC4

4 AWG High Current Power and Ground Quick Disconnect with Surface Mounts

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4 AWG High Current Power and Ground Quick Disconnect with Surface Mounts

• 4 AWG Power, Ground and Remote Quick Disconnect
• Rated up to 120 Amps
• Anderson connectors
• Makes it easy to remove amps, batteries and other equipment quickly
• Includes male and female quick disconnects

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• 4 AWG Power, Ground and Remote Quick Disconnect
• Rated up to 120 Amps
• Anderson connectors
• Makes it easy to remove amps, batteries and other equipment quickly
• Includes male and female quick disconnects

Audiovox VODP10

10.1" High-Resolution Digital LED Backlit Overhead Monitor with Two Headphones

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10.1" High-Resolution Digital LED Backlit Overhead Monitor with Two Headphones

• 10.1" High-Resolution Digital LED Backlit Overhead Monitor
• Built-in DVD, USB and HDMI inputs
• Dual channel IR headphone transmitter with 2 headphones
• Display Type: TFT Active Matrix LCD
• Screen Resolution: 1024 x 600

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• 10.1" High-Resolution Digital LED Backlit Overhead Monitor
• Built-in DVD, USB and HDMI inputs
• Dual channel IR headphone transmitter with 2 headphones
• Display Type: TFT Active Matrix LCD
• Screen Resolution: 1024 x 600

NVX SQW124

1200W Peak (600W RMS) 12" SQ-Series Dual 4-ohm Shallow-Mount Car Subwoofer

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1200W Peak (600W RMS) 12" SQ-Series Dual 4-ohm Shallow-Mount Car Subwoofer

• Peak Power: 1200 watts
• RMS Power: 600 watts
• Impedance: Dual 4 ohm
• Polypropylene Cone
• Rubber Surround
• Mount depth: 3.51"
• Sensitivity: 84 dB

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• Peak Power: 1200 watts
• RMS Power: 600 watts
• Impedance: Dual 4 ohm
• Polypropylene Cone
• Rubber Surround
• Mount depth: 3.51"
• Sensitivity: 84 dB

NVX - Worth the Envy - Direct to Consumer Car Audio

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    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 2003 Mazda B2300?

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