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2003 Lexus RX300

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 Lexus RX300

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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Viper 3308V

2-Way Keyless Entry and Car Alarm System with (2) 1/4 Mile Range 4 Button Transmitters

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2-Way Keyless Entry and Car Alarm System with (2) 1/4 Mile Range 4 Button Transmitters

• 2-Way Keyless Entry and Car Alarm System
• Includes (1) 4-button LED transmitter and (1) 4-button transmitter
• 1/4 mile (1320 ft) range
• Antenna with integrated valet switch and LED

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List price $299.99
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• 2-Way Keyless Entry and Car Alarm System
• Includes (1) 4-button LED transmitter and (1) 4-button transmitter
• 1/4 mile (1320 ft) range
• Antenna with integrated valet switch and LED

Metra 44-EC18 Antenna Extension

18" Universal Antenna Extension Cable

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18" Universal Antenna Extension Cable

Universal Antenna Extender • Extends Antenna 18" (1.5 ft.)

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List price $11.99
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Universal Antenna Extender • Extends Antenna 18" (1.5 ft.)

NVX - Worth the Envy - Direct to Consumer Car Audio

Metra 44-EC204 Antenna Extension

204" Universal Antenna Extension Cable

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204" Universal Antenna Extension Cable

• Universal Antenna Extender • Extends Antenna 204" (17 ft.)

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List price $21.99
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• Universal Antenna Extender • Extends Antenna 204" (17 ft.)

Metra 82-4203

6" - 6.75" Universal Speaker Adapter

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6" - 6.75" Universal Speaker Adapter

• Universal Speaker Adapters
• installation of 6 to 6.75 inch speakers
• Sold as Pair

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List price $33.99
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• Universal Speaker Adapters
• installation of 6 to 6.75 inch speakers
• Sold as Pair

Crimestopper LP-BRACKET

License Plate Bracket for CAM-300 and CAM-400 Backup Camera

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License Plate Bracket for CAM-300 and CAM-400 Backup Camera

• License Plate Camera Bracket
• Works exclusively with CAM-300 and CAM-400
• Powder coated black finish
• Mounts behind license plate

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• License Plate Camera Bracket
• Works exclusively with CAM-300 and CAM-400
• Powder coated black finish
• Mounts behind license plate

T-Spec VANL1

V12 Series 1/0- or 4-Gauge ANL fuse holder

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V12 Series 1/0- or 4-Gauge ANL fuse holder

• Accepts 1/0 or 4-Gauge Power Wire
• ANL Fuse Holder
• Anodized Finish

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• Accepts 1/0 or 4-Gauge Power Wire
• ANL Fuse Holder
• Anodized Finish

SPL-LAB USB RTA Meter Pro Edition (USB RTA Pro)

USB RTA Microphone for Indoor and Outdoor Audio Systems

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USB RTA Microphone for Indoor and Outdoor Audio Systems

• USB RTA Microphone for measuring AFC
• Highly sensitive measuring microphone for home theater, car audio and acoustic systems
• Measures the frequency response, phase response and delays
• Designed for use with SPL-Lab Measuring Center software for Windows and Android

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$339.00

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• USB RTA Microphone for measuring AFC
• Highly sensitive measuring microphone for home theater, car audio and acoustic systems
• Measures the frequency response, phase response and delays
• Designed for use with SPL-Lab Measuring Center software for Windows and Android

Limited time!

JL Audio RD800/6

800W RMS Class D RD Series 6-Channel Car Amplifier

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800W RMS Class D RD Series 6-Channel Car Amplifier

• 75 watts x 4 channel @ 4 ohm
• 100 watts x 4 channel @ 2 ohm
• Bridged: 400 watts x 1 channel @ 4 ohm
• Total RMS Power: 800 watts
• Class D 2 ohm Stable 6-Channel Amplifier

2+ offers available
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Available Offers (2) for JL Audio RD800/6
FREE NVX Amp Kit at Checkout!
Save 30% off an NVX XKIT46 Amp Kit at Checkout! Add a qualifying amplifier to your cart and save 30% on the NVX XKIT46 Amp Kit! No code needed — discount applies automatically at checkout.
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PRV Audio MDX1200.4 2 Ohm

1200W RMS Class D MDX Series 4-Channel Compact Car and Motorsport Amplifier

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1200W RMS Class D MDX Series 4-Channel Compact Car and Motorsport Amplifier

• 200 watts x 4 channel @ 4 ohm
• 300 watts x 4 channel @ 2 ohm
• Bridged: 600 watts x 2 channel @ 4 ohm
• Total RMS Power: 1200 watts
• Class D 2 ohm Stable 4-Channel Amplifier

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• 200 watts x 4 channel @ 4 ohm
• 300 watts x 4 channel @ 2 ohm
• Bridged: 600 watts x 2 channel @ 4 ohm
• Total RMS Power: 1200 watts
• Class D 2 ohm Stable 4-Channel Amplifier

Cerwin Vega CCB200

200A 0/4-Gauge Input 0/4-Gauge Output Premium Circuit Breaker

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200A 0/4-Gauge Input 0/4-Gauge Output Premium Circuit Breaker

• Premium Circuit Breaker
• Power Rating: 200A
• Input Gauge Size: 0 - 4 AWG
• Ouput Gauge Size: 0 - 4 AWG
• Platinum plated for stable performance
• Low-resistance, high-current ability

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List price $47.99
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• Premium Circuit Breaker
• Power Rating: 200A
• Input Gauge Size: 0 - 4 AWG
• Ouput Gauge Size: 0 - 4 AWG
• Platinum plated for stable performance
• Low-resistance, high-current ability

DS18 PRO-DKH1 (Sold Individually)

640W Peak (320W RMS) 2.03" 8-ohm Pro-Audio Compression Driver and Horn Tweeter Kit

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640W Peak (320W RMS) 2.03" 8-ohm Pro-Audio Compression Driver and Horn Tweeter Kit

• 6.5" Pro-Audio Horn Tweeter and 2.03" Compression Driver
• 640 watts Peak Each
• 320 watts RMS Each
• 8 ohm Impedance

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• 6.5" Pro-Audio Horn Tweeter and 2.03" Compression Driver
• 640 watts Peak Each
• 320 watts RMS Each
• 8 ohm Impedance

Metra BC-703B

7" 6500K Round Motorcycle Headlight with Partial Halo

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7" 6500K Round Motorcycle Headlight with Partial Halo

• 7" round motorcycle headlight with black front face
• Six 10-watt LEDs (60 watts total)
• Partial white halos with amber turn signal function
• LED color: 6500K (Cool White)
• Die-cast aluminum housing and polycarbonate lens

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• 7" round motorcycle headlight with black front face
• Six 10-watt LEDs (60 watts total)
• Partial white halos with amber turn signal function
• LED color: 6500K (Cool White)
• Die-cast aluminum housing and polycarbonate lens

PAC BARA07

Universal Rubber Mast Antenna

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Universal Rubber Mast Antenna

• Universal rubber mast top side mount antenna
• Support and elevate an antenna for AM/FM
• Features 1" swivel base for easy adjustment

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• Universal rubber mast top side mount antenna
• Support and elevate an antenna for AM/FM
• Features 1" swivel base for easy adjustment

Shuriken LI-CHARGER-15A

15-Amp Lithium-Ion Battery Charger

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15-Amp Lithium-Ion Battery Charger

• 15-Amp Lithium-Ion Battery Charger
• Reliable and vibration-resistant design
• Divided into independent cells that ensure safety and prevents shorting out
• Built-in Battery Management System (BMS)
• Power Rating: 14.6V @ 15A

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List price $283.99
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• 15-Amp Lithium-Ion Battery Charger
• Reliable and vibration-resistant design
• Divided into independent cells that ensure safety and prevents shorting out
• Built-in Battery Management System (BMS)
• Power Rating: 14.6V @ 15A

Kicker 52GL715

Square Mesh Grille for Kicker 15" Solo-Baric L7 Subwoofers

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Square Mesh Grille for Kicker 15" Solo-Baric L7 Subwoofers

• 15" square subwoofer mesh grille
• Fits for 15" Solo-Baric L7S subwoofers
• Protects against damage
• Black mesh design

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$49.99

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• 15" square subwoofer mesh grille
• Fits for 15" Solo-Baric L7S subwoofers
• Protects against damage
• Black mesh design

Wet Sounds REVO 8 FA SW-W GRILLE V3

Grille for Wet Sounds 8" REVO 8 FA Marine Subwoofers (White)

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Grille for Wet Sounds 8" REVO 8 FA Marine Subwoofers (White)

• 8" Marine Subwoofer Grille
• White SW grille design
• REVO 8 FA marine subwoofers sold separately

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$49.99

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• 8" Marine Subwoofer Grille
• White SW grille design
• REVO 8 FA marine subwoofers sold separately

Wet Sounds REVO 8 FA XW-W GRILLE V3

Grille for Wet Sounds 8" REVO 8 FA Marine Subwoofers (White)

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Grille for Wet Sounds 8" REVO 8 FA Marine Subwoofers (White)

• 8" Marine Subwoofer Grille
• White XW grille design
• REVO 8 FA marine subwoofers sold separately

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• 8" Marine Subwoofer Grille
• White XW grille design
• REVO 8 FA marine subwoofers sold separately

Rockford Fosgate RFIF2SW Speaker to RCA Adapter

High Level Speaker Line Wire Input To Female RCA Output Adapter

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High Level Speaker Line Wire Input To Female RCA Output Adapter

• Speaker Line High Level Input To Female RCA Output Adapter
• Converts Factory (OEM) High Level Speaker Outputs into RCA Outputs for Use with an Aftermarket Amp

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• Speaker Line High Level Input To Female RCA Output Adapter
• Converts Factory (OEM) High Level Speaker Outputs into RCA Outputs for Use with an Aftermarket Amp

Limited time!

Kicker WXA3600.1 (49WXA36001)

5000W Peak Class D Warhorse Series Monoblock Car Amplifier

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5000W Peak Class D Warhorse Series Monoblock Car Amplifier

• 1400 watts x 1 channel @ 4 ohm
• 2500 watts x 1 channel @ 2 ohm
• 3600 watts x 1 channel @ 1 ohm
• Total Peak Power: 5000 watts
• Class D 1 ohm Stable Monoblock Amplifier

Save 30% off an NVX XKIT02 Amp Kit at Checkout!
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Atrend 15DQV

Empty Dual 15" Vented Subwoofer Enclosure

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Empty Dual 15" Vented Subwoofer Enclosure

• 15" Dual Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Miter and Dado construction
• Premium carpet finish
• Silver spring loaded terminal cups
• Glued and braced with fasteners
• Total box volume: 4.38 cubic feet

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JBL Cruise Black

40W Peak Loaded 2.5" Amplified Motorcycle and Powersport Handlebar Speaker Pods (Black)

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40W Peak Loaded 2.5" Amplified Motorcycle and Powersport Handlebar Speaker Pods (Black)

• Peak Power: 40 watts
• Built-in D amplifier
• Weatherproof IPX-5 Rating
• Dual 2-1/2 speakers enclosed in sealed pods
• Bluetooth support and audio playback
• USB 5V/1A charging for smartphones

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• Peak Power: 40 watts
• Built-in D amplifier
• Weatherproof IPX-5 Rating
• Dual 2-1/2 speakers enclosed in sealed pods
• Bluetooth support and audio playback
• USB 5V/1A charging for smartphones

Axxess AXFD-USB2

Dual USB Port Replacement Panel for 2017-up Vehicles from Ford

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Dual USB Port Replacement Panel for 2017-up Vehicles from Ford

• Dual USB Replacement Panel
• Replace the existing USB panel when installing a new car stereo
• Includes two 26" cables
• Compatible with 2017-up vehicles from Ford

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List price $37.99
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• Dual USB Replacement Panel
• Replace the existing USB panel when installing a new car stereo
• Includes two 26" cables
• Compatible with 2017-up vehicles from Ford

Kicker DL7TDF122 (49DL7TDF122)

1200W RMS Loaded Dual 12" Sealed Enclosure

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1200W RMS Loaded Dual 12" Sealed Enclosure

• Sealed enclosure with 2 12" Solo-Baric L7T Series Subwoofer
• 1200 watts RMS Power
• Final Impedance: 2-ohm
• Dimensions: 38-3/16" L x 8-1/4" H x 17-1/8" W

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Install Bay IBR57

Dual USB Knockout Panel with Water Resistant Cover - can be surface or flush mounted

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Dual USB Knockout Panel with Water Resistant Cover - can be surface or flush mounted

• Dual USB water resistant knockout panel
• Mounts in dash
• Includes protective cover
• Uses a 1-1/8 inch mounting hole

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• Dual USB water resistant knockout panel
• Mounts in dash
• Includes protective cover
• Uses a 1-1/8 inch mounting hole

SMD 2 Channel Heavy Duty Square Speaker Terminal (Stainless)

Two Channel Square Speaker Terminal with Stainless Terminals, 3/4" PVC (Black)

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Two Channel Square Speaker Terminal with Stainless Terminals, 3/4" PVC (Black)

• Heavy duty terminals for serious applications
• Lightweight 3/4" PVC
• Won't break or leak under high pressure
• 5/16" Bolt Terminal
• All Stainless Hardware
• Two Channel

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• Heavy duty terminals for serious applications
• Lightweight 3/4" PVC
• Won't break or leak under high pressure
• 5/16" Bolt Terminal
• All Stainless Hardware
• Two Channel

Heise RGB-CB1

Lighting Controller RGB Control Box

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Lighting Controller RGB Control Box

• 16 Million Color Options
• 4 Programmable Triggers
• Handles Up To 10 Amps Of Lights
• Black Finish

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List price $237.00
-37% $149.99

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Sound Extreme by ECOXGEAR GDI-EXESW801 (Black)

500W Peak (250W RMS) Loaded Dual 8" Sealed Amplified Subwoofer Enclosure with RGB LED lighting

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500W Peak (250W RMS) Loaded Dual 8" Sealed Amplified Subwoofer Enclosure with RGB LED lighting

• 8" Amplified Loaded Subwoofer System
• Includes two SoundExtreme ES08 subwoofers
• 250 watts RMS
• Built-In Class D Amplifier
• Variable Bass Boost
• Multi-color LED backlit speakers
• Wired remote bass level control
• IP66 marine-grade rating

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$499.99

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• 8" Amplified Loaded Subwoofer System
• Includes two SoundExtreme ES08 subwoofers
• 250 watts RMS
• Built-In Class D Amplifier
• Variable Bass Boost
• Multi-color LED backlit speakers
• Wired remote bass level control
• IP66 marine-grade rating

Kicker 49L7X102RK

10" SoloX Series Dual 2-ohm Recone Kit for 49L7X102 Subwoofer

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10" SoloX Series Dual 2-ohm Recone Kit for 49L7X102 Subwoofer

• 10" SoloX Series Dual 2-ohm Recone Kit
• Pre-assembled cone, surround, and voice coil
• Impedance: Dual 2-ohm
• Alignment shims are included for installation

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• 10" SoloX Series Dual 2-ohm Recone Kit
• Pre-assembled cone, surround, and voice coil
• Impedance: Dual 2-ohm
• Alignment shims are included for installation

FlashLogic AS9903E

Ultra Mini Siren Alarm Add-On for Select FlashLogic Systems

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Ultra Mini Siren Alarm Add-On for Select FlashLogic Systems

•Compact Siren
• Add-On Component
• Works with Select FlashLogic Systems

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$14.99

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Ships in 10-14 days

•Compact Siren
• Add-On Component
• Works with Select FlashLogic Systems

The Install Bay SR8

MDF 3/4" Spacer Rings for 8" Speakers (Pair)

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MDF 3/4" Spacer Rings for 8" Speakers (Pair)

• 8" Speaker Ring
• Made from 3/4" MDF
• Perfect for Custom Fiberglass Enclosures

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• 8" Speaker Ring
• Made from 3/4" MDF
• Perfect for Custom Fiberglass Enclosures

Install Bay IBSSR

Panel Mount LED Switch

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Panel Mount LED Switch

• For Ultra-luxury high-end vehicles
• 12-24V universal usage
• Environmentally friendly and flame retardant materials
• Suitable for refit control of all equipment in the car
• Output short-circuit protection, overload protection
• Suitable for installation and use of all 12/24v battery vehicles

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List price $16.99
-12% $14.99

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• For Ultra-luxury high-end vehicles
• 12-24V universal usage
• Environmentally friendly and flame retardant materials
• Suitable for refit control of all equipment in the car
• Output short-circuit protection, overload protection
• Suitable for installation and use of all 12/24v battery vehicles

Heise HE-EYHK

Install two Light Bars with the Y Adapter Harness Kit for HE-WRRK

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Install two Light Bars with the Y Adapter Harness Kit for HE-WRRK

• Use with the HE-WRRK

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• Use with the HE-WRRK

Kicker MSLCEXT4 (51MSLCEXT4)

13 ft. Extension Cable for MSLC RGBW LED Lighting Controller

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13 ft. Extension Cable for MSLC RGBW LED Lighting Controller

• 13.12 feet (4 meter) extension cable for MSLC LED Controller
• Moves MSLC controller to another installation site
• Can be used as a replacement cable for MSLC
• Plug and play connection

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$49.99

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Ships in 10-14 days

• 13.12 feet (4 meter) extension cable for MSLC LED Controller
• Moves MSLC controller to another installation site
• Can be used as a replacement cable for MSLC
• Plug and play connection

Install Bay IBR95

12V Digital Voltage Meter

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12V Digital Voltage Meter

• 12V Voltage Meter
• Digital Display
• Mounts in Dash

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List price $64.99
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• 12V Voltage Meter
• Digital Display
• Mounts in Dash

Alpine KTE-S65G

Mesh Grilles for Alpine 6.5" S-Series Speakers

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Mesh Grilles for Alpine 6.5" S-Series Speakers

• Metal Mesh Grill with Alpine logo

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• Metal Mesh Grill with Alpine logo

Kicker HS12 (51HS12)

230W RMS Loaded Single 12" Sealed Amplified Subwoofer Enclosure

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230W RMS Loaded Single 12" Sealed Amplified Subwoofer Enclosure

• 12" Amplified Loaded Subwoofer System
• 230 watts RMS
• Built-In Class D Amplifier
• Variable Bass Boost
• Speaker-Level Inputs
• Wired Remote Bass Level Control

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• 12" Amplified Loaded Subwoofer System
• 230 watts RMS
• Built-In Class D Amplifier
• Variable Bass Boost
• Speaker-Level Inputs
• Wired Remote Bass Level Control

Limitless Lithium Nano-OEM-27AH/MTN

14V 27Ah Lithium Iron Phosphate (LFP) Motorcycle and Powersports Battery with Smart Charger

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14V 27Ah Lithium Iron Phosphate (LFP) Motorcycle and Powersports Battery with Smart Charger

• 14.8-volt Lithium Motorcycle and Powersports Battery with Smart Charger
• Sealed Lithium Iron Phosphate (LFP) design
• Perfect for 2000 - 2500 watt audio systems
• Ideal for primary and secondary battery applications
• Compatible with motorcycle and powersports applications

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• 14.8-volt Lithium Motorcycle and Powersports Battery with Smart Charger
• Sealed Lithium Iron Phosphate (LFP) design
• Perfect for 2000 - 2500 watt audio systems
• Ideal for primary and secondary battery applications
• Compatible with motorcycle and powersports applications

Kicker KMWPR820 (47KMWPR820)

20 ft. 8 Gauge Full-Spec Hyper-Flex Marine Power Wire (Red)

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20 ft. 8 Gauge Full-Spec Hyper-Flex Marine Power Wire (Red)

• 8 gauge Power Cable
• OFC (100% Oxygen-Free Copper) material
• Full-spec hyper-flex cable design
• Plated in anti-corrosive 99.9% tin
• Length: 20 feet (6 meter)

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$29.99

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• 8 gauge Power Cable
• OFC (100% Oxygen-Free Copper) material
• Full-spec hyper-flex cable design
• Plated in anti-corrosive 99.9% tin
• Length: 20 feet (6 meter)

Shuriken SK-BT100

12V 100Ah Absorbed Glass Mat (AGM) Rechargeable Battery

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12V 100Ah Absorbed Glass Mat (AGM) Rechargeable Battery

• 12-volt Automotive Absorbed Glass Mat (AGM) Battery
• Sealed Absorbed Glass Mat (AGM) design
• Perfect for 2000 watts car audio stereo systems
• Can be mounted in any position
• Can be fully discharged and re-charged

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XS Power XV4900

1500W 6Ah Lithium Titanate Car Battery for Domestic and European Models

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1500W 6Ah Lithium Titanate Car Battery for Domestic and European Models

• 12 -Volt Car Battery
• Fits in many Domestic and European vehicles
• Fits on models including Land Rover, Audi, GMC and more
• Lithium Titanate battery
• Includes M6 terminal hardware
• Extremely lightweight design

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$499.99

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• 12 -Volt Car Battery
• Fits in many Domestic and European vehicles
• Fits on models including Land Rover, Audi, GMC and more
• Lithium Titanate battery
• Includes M6 terminal hardware
• Extremely lightweight design

Limitless Lithium 6SPOT-LUGAL

6-Spot Universal Aluminum Lug-Style Ring Battery Terminals (Sold as Pair)

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6-Spot Universal Aluminum Lug-Style Ring Battery Terminals (Sold as Pair)

• 6-Spot Universal Lug-Style Ring Battery Terminals
• Designed for large-gauge power and ground connections
• Aluminum-plated build that resists corrosion
• Compatible with car, motorcycle and powersports applications
• Sold as pair

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$35.00

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Ships in 10-14 days

• 6-Spot Universal Lug-Style Ring Battery Terminals
• Designed for large-gauge power and ground connections
• Aluminum-plated build that resists corrosion
• Compatible with car, motorcycle and powersports applications
• Sold as pair

Install Bay IBHPLUG1

1" Hole Plug Flush Black 1 7/16" Head Diameter - Pack of 100

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1" Hole Plug Flush Black 1 7/16" Head Diameter - Pack of 100

• 1" Hole Plug
• Mounts flush
• Color: Black
• 100 per package

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• 1" Hole Plug
• Mounts flush
• Color: Black
• 100 per package

Belva BPS6RGB

400W Peak (200W RMS) Dual 6.5" Bluetooth ATV Powersports Amplified Sound System with LED Lights

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400W Peak (200W RMS) Dual 6.5" Bluetooth ATV Powersports Amplified Sound System with LED Lights

• Peak Power: 400 watts
• Built-in D amplifier
• Weatherproof IPX-5 Rating
• (2) 6-1/2" 2-way Coaxial speakers
• (2) 1" Balanced Dome Titanium Tweeters
• AUX input for smartphones and MP3

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• Peak Power: 400 watts
• Built-in D amplifier
• Weatherproof IPX-5 Rating
• (2) 6-1/2" 2-way Coaxial speakers
• (2) 1" Balanced Dome Titanium Tweeters
• AUX input for smartphones and MP3

BOYO Vision VTC474RB

7" Wireless Rear-View Monitor and Backup Camera Set with Wi-Fi

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7" Wireless Rear-View Monitor and Backup Camera Set with Wi-Fi

• Rear-View Monitor and Backup Camera Set
• 7" TFT-LCD monitor display panel
• Bar-type license plate camera with wide angle view
• Selectable parking guide lines

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• Rear-View Monitor and Backup Camera Set
• 7" TFT-LCD monitor display panel
• Bar-type license plate camera with wide angle view
• Selectable parking guide lines

DS18 PRO-DKH1XS

640W Peak (160W RMS) 2" Throat 8-ohm Aluminum Short Horn Compression Driver with Spacer

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640W Peak (160W RMS) 2" Throat 8-ohm Aluminum Short Horn Compression Driver with Spacer

• 2" Throat compression driver with short horn and spacer
• Titanium Diaphragm Material
• 640 watts Peak, 160 watts RMS
• 8 ohm Impedance

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• 2" Throat compression driver with short horn and spacer
• Titanium Diaphragm Material
• 640 watts Peak, 160 watts RMS
• 8 ohm Impedance

Rockford Fosgate Prime R2S-1X10

800W Peak (400W RMS) Loaded Single 10" Sealed Shallow Truck Enclosure

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800W Peak (400W RMS) Loaded Single 10" Sealed Shallow Truck Enclosure

• Sealed truck enclosure with 1 10" Prime R2 Series Subwoofer
• 200 watts RMS (400 watts Peak)
• Final Impedance: 2-ohm
• Dimensions: 19" L x 13.5" H x 5.25" W x 3.25" W2

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Stinger SK6201

1/0 Gauge 6000 Series Power Amplifier Installation Kit

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1/0 Gauge 6000 Series Power Amplifier Installation Kit

• 1/0 Gauge 6000 Series Power Amplifier Wiring Kit
• Designed Specifically for Car Audio Systems up to 4000 Watts
• HyperTwist Wire Construction
• TruSpec Cables/Wires
• Pre-Terminated Power Connections
• Made From 100% Oxygen-Free Copper

15% off an NVX XCAP10H w/ Select Amp Kits
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• 1/0 Gauge 6000 Series Power Amplifier Wiring Kit
• Designed Specifically for Car Audio Systems up to 4000 Watts
• HyperTwist Wire Construction
• TruSpec Cables/Wires
• Pre-Terminated Power Connections
• Made From 100% Oxygen-Free Copper

Limited time!

Shuriken SK-BT140-BX

Battery Box for SK-BT140

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Battery Box for SK-BT140

• Made with heavy-gauge steel
• Box is universal
• High quality at an affordable price
• Bottom of the boxes have predrilled flanges

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• Made with heavy-gauge steel
• Box is universal
• High quality at an affordable price
• Bottom of the boxes have predrilled flanges

Tru Spec S12 Elite XXL (854)

Empty Single 12" Vented Prefabricated Square Enclosure for Select Sundown Subwoofers

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Empty Single 12" Vented Prefabricated Square Enclosure for Select Sundown Subwoofers

• 12" Single Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 2.50 cubic feet
• Compatible with select Sundown subwoofers (Sold separately)

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Stinger SPT5211

Pro Classic 4 GA Input Output Shoc-Krome Power Wire Coupler

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Pro Classic 4 GA Input Output Shoc-Krome Power Wire Coupler

• Power Wire Coupler
• Ultimate Power Delivery
• Corrosion Resistant Shoc-Krome Plating

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• Power Wire Coupler
• Ultimate Power Delivery
• Corrosion Resistant Shoc-Krome Plating

NVX NSW104 Version 3 (NSW104v3)

1000W Peak (500W RMS) N-Series v3 10" Dual 4-Ohm Car Subwoofer

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1000W Peak (500W RMS) N-Series v3 10" Dual 4-Ohm Car Subwoofer

• Peak Power: 1000 watts
• RMS Power: 500 watts
• Impedance: Dual 4 ohm
• Enhanced Pressed Paper Cone
• High Roll Foam Surround
• Mount depth: 5.36"
• Sensitivity: 85 dB

2+ offers available
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Available Offers (2) for NVX NSW104 Version 3 (NSW104v3)
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JL Audio RD500/1

500W RMS Class D RD Series Monoblock Car Amplifier

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500W RMS Class D RD Series Monoblock Car Amplifier

• 250 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

Save 30% on an NVX XKIT42 Amp Kit with Purchase!
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NVX XAPK4 + XIV25 (XKIT42 Sub)

$109.99

$76.99

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• 250 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

XS Power XV6500

1500W 6Ah Lithium Titanate Oxide Car Battery

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1500W 6Ah Lithium Titanate Oxide Car Battery

• 12 -Volt Car Battery
• Fits on models including Ford, Lincoln and Mercury
• Lithium Titanate Oxide (LTO) battery
• Includes M6 terminal hardware
• Extremely lightweight design

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• 12 -Volt Car Battery
• Fits on models including Ford, Lincoln and Mercury
• Lithium Titanate Oxide (LTO) battery
• Includes M6 terminal hardware
• Extremely lightweight design

Limited time!

Kicker KPX300.4 (51KPX3004)

350W Peak (300W RMS) Class D KPX Series 4-Channel Motorcycle Amplifier

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350W Peak (300W RMS) Class D KPX Series 4-Channel Motorcycle Amplifier

• 45 watts x 4 channel @ 4 ohm
• 75 watts x 4 channel @ 2 ohm
• Bridged: 150 watts x 2 channel @ 4 ohm
• Total Peak Power: 350 watts
• Class D 2 ohm Stable 4-Channel Amplifier

FREE Belva Amp Kit at Checkout! Shop deal
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• 45 watts x 4 channel @ 4 ohm
• 75 watts x 4 channel @ 2 ohm
• Bridged: 150 watts x 2 channel @ 4 ohm
• Total Peak Power: 350 watts
• Class D 2 ohm Stable 4-Channel Amplifier

Limited time!

Kicker KPX500.1 (51KPX5001)

750W Peak (500W RMS) Class D KPX Series Monoblock Motorcycle Amplifier

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750W Peak (500W RMS) Class D KPX Series Monoblock Motorcycle Amplifier

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

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

JL Audio 12W3v3-2

500W RMS 12" W3v3 Series Single 2-ohm Car Subwoofer

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500W RMS 12" W3v3 Series Single 2-ohm Car Subwoofer

• RMS Power: 500 watts
• Impedance: Single 2 ohm
• Mineral-Filled Polypropylene Cone
• Nitrile Butadiene Rubber NBR Surround
• Mount depth: 6.65"
• Sensitivity: 87.15 dB

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Alpine KTX-LK8

Front and Rear Linking Bracket for 8" Alpine PrismaLink Subwoofer Enclosures

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Front and Rear Linking Bracket for 8" Alpine PrismaLink Subwoofer Enclosures

• Linking bracket for two or more 8" Alpine PrismaLink subwoofer enclosures
• Fits the S2-SB8 subwoofer enclosure
• Heavy-duty steel front link bracket and rear link bracing
• RGB wiring harness for lighting bars
• All hardware included

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List price $70.00
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• Linking bracket for two or more 8" Alpine PrismaLink subwoofer enclosures
• Fits the S2-SB8 subwoofer enclosure
• Heavy-duty steel front link bracket and rear link bracing
• RGB wiring harness for lighting bars
• All hardware included

Limited time!

Stinger SI433

4000 Series 2-Channel Auxiliary Cable to Stereo RCA Interconnect - 3 FT

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4000 Series 2-Channel Auxiliary Cable to Stereo RCA Interconnect - 3 FT

• 3.5mm to RCA
•Twisted Pair Interconnect
• 3 FT Long

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• 3.5mm to RCA
•Twisted Pair Interconnect
• 3 FT Long

VIPER VSM550

2-Way SmartStart Pro Remote Start, Keyless Entry and Car Alarm Smartphone Module

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2-Way SmartStart Pro Remote Start, Keyless Entry and Car Alarm Smartphone Module

• 2-Way Remote Start, Keyless Entry and Car Alarm Smartphone Module
• Add-on system for your Viper SmartStart-compatible car security systems
• GPS and LTE cellular technology for unlimited range
• Supports multiple vehicles

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• 2-Way Remote Start, Keyless Entry and Car Alarm Smartphone Module
• Add-on system for your Viper SmartStart-compatible car security systems
• GPS and LTE cellular technology for unlimited range
• Supports multiple vehicles

JBL BassPro Hub (JBLBASSPROHUBAM)

Loaded 11" Truck spare tire powered subwoofer enclosure with Bass Remote

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Loaded 11" Truck spare tire powered subwoofer enclosure with Bass Remote

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

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

NVX - Worth the Envy - Direct to Consumer Car Audio

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    FAQ for Universal-Fit Audio & Electronics in 2003 RX300

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 2003 Lexus RX300?

    A: Yes this page includes all the best Universal-Fit Audio & Electronics that work in your RX300.

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    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.