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2003 Nissan Altima


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BMV62W main

Belva BMV62W

6.2" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto and Phone Mirroring

24

$89.99

List price $269.99

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Rockford Fosgate Prime R165X3

180W Peak (90W RMS) 6.5" Prime Series 3 Way 4-ohm Coaxial Car Speakers

145

$79.99

List price $79.99

CPAA-70D main

Power Acoustik CPAA‐70D

Double DIN Touchscreen DVD/CD Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto

21

$132.99

List price $319.99

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Alpine UTE-73BT

Single DIN Digital Media Receiver with Bluetooth (SiriusXM Ready)

34

$149.95

List price $180.00

Limited time!
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Kenwood KFC-1666S

600W Peak (60W RMS) 6.5" Sport Series 2 Way Coaxial 4-ohm Speakers

45

$50.00

List price $80.00

Limited time!
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JVC KW-V660BT

6.8" Double-DIN CD/DVD Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto (Sirius XM Ready)

9

$349.00

List price $479.00

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Boss Elite 480BRGB

Double DIN Digital Media Receiver with Bluetooth

17

$99.99

List price $109.99

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JVC KD-T925BTS

Single-DIN CD Multimedia Receiver with Bluetooth and Built-in Alexa (SiriusXM Ready)

2

$199.00

List price $219.00

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Planet Audio P695MB

6.95" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth

3

$99.99

List price $139.99

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Cerwin Vega H765C

800W Peak (120W RMS) 6.5" HED Series 2-way 4-ohm Component Speaker System

17

$89.99

List price $119.99

Shop all 2003 Nissan Altima Car Audio, Speakers, & Electronics

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Scosche SAC656

Add 5-1/4" or 6-1/2" Speakers to Factory 7" Mounting Locations

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Add 5-1/4" or 6-1/2" Speakers to Factory 7" Mounting Locations

• The SA656 speaker adapters fit most aftermarket 5 1/4" and 6 1/2" speakers into a 7" factory opening

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This speaker adapter fits your 2003 Altima
  • Front Door 6.5" Full-Range
  • Front Door 6.5"
  • Rear Deck Corner 6.5" Full-Range
  • Rear Deck Corner 6.5"
45
Was $14.95 Details
$13.95

In stock

• The SA656 speaker adapters fit most aftermarket 5 1/4" and 6 1/2" speakers into a 7" factory opening

American International NSB710

6.5" or 6.75" Speaker Bracket for select 1995-2019 vehicles from Nissan, Infiniti, Suzuki

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6.5" or 6.75" Speaker Bracket for select 1995-2019 vehicles from Nissan, Infiniti, Suzuki

• Speaker adapter for select 1995-2019 vehicles from Nissan, Infiniti, Suzuki
• For the installation of 6.5" or 6.75" speakers
• One pair of brackets included in each package

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This speaker adapter fits your 2003 Altima
  • Front Door 6.5" Full-Range
  • Front Door 6.5"
  • Rear Deck Corner 6.5" Full-Range
  • Rear Deck Corner 6.5"
17
Was $34.00 Details
$11.99

In stock

• Speaker adapter for select 1995-2019 vehicles from Nissan, Infiniti, Suzuki
• For the installation of 6.5" or 6.75" speakers
• One pair of brackets included in each package

Race Sport Accessories 9006TLED

9006 Terminator Series Fan-less Shallow-mount LED Conversion Headlight Kit with Pin Point Projection Optical Aims

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9006 Terminator Series Fan-less Shallow-mount LED Conversion Headlight Kit with Pin Point Projection Optical Aims

• 9006 Fan-less LED Conversion Headlight Kit
• IP67 waterproof rating
• 2000 lux / 2250 lumens per bulb
• See 2-3 times further than stock lighting systems
• Low-mounting depth base design

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This product fits your 2003 Altima
Was $89.00 Details
$69.00

Available

Ships in 10-14 days

• 9006 Fan-less LED Conversion Headlight Kit
• IP67 waterproof rating
• 2000 lux / 2250 lumens per bulb
• See 2-3 times further than stock lighting systems
• Low-mounting depth base design

Scosche NN03B Wiring Harness

Install a new car stereo in select 1995-2018 vehicles from Nissan, Infiniti, Suzuki

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Install a new car stereo in select 1995-2018 vehicles from Nissan, Infiniti, Suzuki

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

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This product fits your 2003 Altima
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$7.95

In stock

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

Lowest price in 30 days

Metra DL-9006

LED Bulbs 9006 Single-Beam for select 1995-2011 vehicles from GMC, Chevrolet, Ford

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LED Bulbs 9006 Single-Beam for select 1995-2011 vehicles from GMC, Chevrolet, Ford

• Compact design
• 6000lm (pair)
• Sold as a pair

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This product fits your 2003 Altima
Was $77.00 Details
$45.99

Available

Ships in 10-14 days

• Compact design
• 6000lm (pair)
• Sold as a pair

Lowest price in 30 days

Metra 72-7400

Speaker Harness for select 1991-2025 vehicles from Nissan

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Speaker Harness for select 1991-2025 vehicles from Nissan

• Compatible with select 1991-2025 vehicles from Nissan Vehicles
• Quick and easy installation
• No cutting into original wires needed
• Plugs directly into harness

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This product fits your 2003 Altima
19
Was $14.99 Details
$7.99

In stock

• Compatible with select 1991-2025 vehicles from Nissan Vehicles
• Quick and easy installation
• No cutting into original wires needed
• Plugs directly into harness

Scosche NDAB Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1989-2015 vehicles from Nissan, Infiniti

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Connect your factory antenna to a new aftermarket radio for select 1989-2015 vehicles from Nissan, Infiniti

• select 1989-2015 vehicles from Nissan, Infiniti Vehicles Factory Antenna Adapter to Aftermarket Radios
• Converts OEM Nissan antenna to standard Motorola male
• Use when replacing factory radio

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This product fits your 2003 Altima
39
Was $8.95 Details
$6.99

In stock

• select 1989-2015 vehicles from Nissan, Infiniti Vehicles Factory Antenna Adapter to Aftermarket Radios
• Converts OEM Nissan antenna to standard Motorola male
• Use when replacing factory radio

Metra 70-7550 Wiring Harness

Install a new car stereo in select 1995-2013 vehicles from Nissan, Infiniti, Suzuki

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Install a new car stereo in select 1995-2013 vehicles from Nissan, Infiniti, Suzuki

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

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28
Was $29.99 Details
$6.99

In stock

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

Metra 70-7551 Wiring Harness

Install a new car stereo and retain factory amplifier in select 1995-2015 vehicles from Nissan, Infiniti

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Install a new car stereo and retain factory amplifier in select 1995-2015 vehicles from Nissan, Infiniti

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

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This product fits your 2003 Altima
27
Was $29.99 Details
$10.99

In stock

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

PAC ROEM-NIS2

Install a new car stereo and retain the Bose amplifier in select 1994-2012 vehicles from Nissan, Infiniti

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Install a new car stereo and retain the Bose amplifier in select 1994-2012 vehicles from Nissan, Infiniti

• System Interface To Replace Factory Installed Receivers
• Also Integrate Factory Amplifiers
• For 1995-02 Nissan Vehicles w/Bose System

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23
Was $78.00 Details
$58.99

In stock

• System Interface To Replace Factory Installed Receivers
• Also Integrate Factory Amplifiers
• For 1995-02 Nissan Vehicles w/Bose System

GROM Audio C-NIS02

OEM Harness to Connect GROM Aux, iPod or USB Interface to Factory Stereo for select 1997-2018 vehicles from Nissan, Infiniti

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OEM Harness to Connect GROM Aux, iPod or USB Interface to Factory Stereo for select 1997-2018 vehicles from Nissan, Infiniti

• Connects GROM Aux, iPod or USB interface to CD changer port of car stereo
• Compatible with select 1997-2018 vehicles from Nissan, Infiniti

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$23.99

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Ships in 10-14 days

• Connects GROM Aux, iPod or USB interface to CD changer port of car stereo
• Compatible with select 1997-2018 vehicles from Nissan, Infiniti

Axxess AXLOC-NIS

2-Channel Line Output Converter with Plug and Play T-harness for adding an aftermarket amplifier in Nissan 1995-2013

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2-Channel Line Output Converter with Plug and Play T-harness for adding an aftermarket amplifier in Nissan 1995-2013

• Plug and Play Design (No cutting or splicing)
• Provides 12-volt 500-mA remote wire
• Includes gain level controller to adjust the overall output
• Designed to provide 2-channels of low-level audio

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Was $104.99 Details
$93.99

In stock

Only 3 Left!

• Plug and Play Design (No cutting or splicing)
• Provides 12-volt 500-mA remote wire
• Includes gain level controller to adjust the overall output
• Designed to provide 2-channels of low-level audio

Metra 95-7418 Dash Kit

Install a new Double-DIN car stereo in select 2002-2004 Nissan Altima

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Install a new Double-DIN car stereo in select 2002-2004 Nissan Altima

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

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$22.99

In stock

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

Scosche NN1496B / NN1496 Dash Kit

Install a new Single-DIN car stereo in select 2002-2006 Nissan Altima (Black)

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Install a new Single-DIN car stereo in select 2002-2006 Nissan Altima (Black)

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

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This product fits your 2003 Altima
10
Was $14.73 Details
$11.99

In stock

Only 1 Left!

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

American International NDK705 Dash Kit

Install a new Double-DIN car stereo in select 2002-2006 Nissan Altima (Black)

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Install a new Double-DIN car stereo in select 2002-2006 Nissan Altima (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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This product fits your 2003 Altima
$16.99

In stock

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

Lowest price in 30 days

Metra 99-7418 Dash Kit

Install a new Single-DIN car stereo in select 2002-2006 Nissan Altima

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Install a new Single-DIN car stereo in select 2002-2006 Nissan Altima

• Single-DIN Dash Kit
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

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This product fits your 2003 Altima
2
Was $29.99 Details
$19.99

In stock

• Single-DIN Dash Kit
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

Scosche NN1646B / NN1646 Dash Kit

Install a new Double-DIN car stereo in select 2002-2006 Nissan Altima (Black)

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Install a new Double-DIN car stereo in select 2002-2006 Nissan Altima (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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This product fits your 2003 Altima
3
$19.95

Available

Ships in 10-14 days

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

Lowest price in 30 days

Metra 40-NI20 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1987-2025 vehicles from Nissan, Infiniti

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Connect your factory antenna to a new aftermarket radio for select 1987-2025 vehicles from Nissan, Infiniti

• Factory Radio to Aftermarket Antenna Adapter
• select 1987-2025 vehicles from Nissan, Infiniti Vehicles
• Nissan diversity factory radio with 2-pin connector to aftermarket antenna
• Retains diversity functions

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This product fits your 2003 Altima
Was $19.99 Details
$7.99

Available

Ships in 10-14 days

• Factory Radio to Aftermarket Antenna Adapter
• select 1987-2025 vehicles from Nissan, Infiniti Vehicles
• Nissan diversity factory radio with 2-pin connector to aftermarket antenna
• Retains diversity functions

Lowest price in 30 days

NVX N-Series Front Door Speaker Replacement Package

Fits select 2002-2018 Nissan Altima

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Fits select 2002-2018 Nissan Altima

• Front Door NVX 6.5" Coaxial Speakers
• Metra Speaker Harness
• Plug-n-play Installation

Save 10% on NVX at Checkout!
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This product fits your 2003 Altima
106
Was $122.98 Details
$97.98

In stock

Lowest price in 30 days

Kicker CS Front Door 6.5" Speaker Replacement For 2002-2018 Nissan Altima Sedan

600W Peak (200W RMS) 6-1/2" CS Series 2-Way Coaxial Speakers Package

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600W Peak (200W RMS) 6-1/2" CS Series 2-Way Coaxial Speakers Package

• 300 Watts Max Each, 100 Watts RMS Each
• 1/2" Polyether imide (PEI) balanced dome tweeter
• Polypropylene mid-woofer cone material
• 4 Ohm Impedance
• Sensitivity: 90dB
• Mounting Depth: 1-11/16"

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Was $114.98 Details
$78.96

In stock

• 300 Watts Max Each, 100 Watts RMS Each
• 1/2" Polyether imide (PEI) balanced dome tweeter
• Polypropylene mid-woofer cone material
• 4 Ohm Impedance
• Sensitivity: 90dB
• Mounting Depth: 1-11/16"

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    FAQ for your 2003 Altima

    Q: Can I upgrade the factory stereo system in my 2003 Nissan Altima?

    A: Yes you can improve your sound in your Altima by upgrading your speakers and/or adding an amplifier. You may also be able to update the stereo and main display in your 2003 Altima if there is a dash kit and harness solution available.

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    • Owner’s manual
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    • Vehicle produced after 2005: Inside driver’s side door
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