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Metra 40-EU55 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1998-2024 vehicles from BMW, Chevrolet, GMC

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Connect your factory antenna to a new aftermarket radio for select 1998-2024 vehicles from BMW, Chevrolet, GMC

• Antenna Adapter Cable
• Compatible with select 1998-2024 vehicles from BMW, Chevrolet, GMC Vehicles
• Powered antenna and newer "FACRA" style connector to aftermarket radio

shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

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found car based on your search
This product fits your 2003 Mustang
30
Was $27.99 Details
$13.99

In stock

• Antenna Adapter Cable
• Compatible with select 1998-2024 vehicles from BMW, Chevrolet, GMC Vehicles
• Powered antenna and newer "FACRA" style connector to aftermarket radio

Metra 72-5512

Speaker Harness for select 1987-2004 vehicles from Ford, Mercury, Mazda

72-5512 big
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Speaker Harness for select 1987-2004 vehicles from Ford, Mercury, Mazda

• Compatible with select 1987-2004 vehicles from Ford, Mercury, Mazda Vehicles
• Connects aftermarket speakers to the factory speaker harness
• Quick and easy installation
• No cutting needed • Plugs directly into harness

shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

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found car based on your search
This product fits your 2003 Mustang
17
Was $14.99 Details
$10.99

In stock

• Compatible with select 1987-2004 vehicles from Ford, Mercury, Mazda Vehicles
• Connects aftermarket speakers to the factory speaker harness
• Quick and easy installation
• No cutting needed • Plugs directly into harness

Crux SWR-A

Steering Wheel Control Retention Interface for Analog SWC

SWR-A big
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Steering Wheel Control Retention Interface for Analog SWC

• Retains Steering Wheel Controls
• Retains VR Command
• Works with Sony Radio with CarPlay Function
• Dimension: 3.5" L x 2.5" W x 7" H

shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

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found car based on your search
This product fits your 2003 Mustang
Was $69.95 Details
$43.95

In stock

Only 1 Left!

• Retains Steering Wheel Controls
• Retains VR Command
• Works with Sony Radio with CarPlay Function
• Dimension: 3.5" L x 2.5" W x 7" H

SWR-A small

Item added to your cart.

Price: $43.95

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Scosche FD1428B / FD1428 Dash Kit

Install a new Double-DIN car stereo in select 2001-2006 vehicles from Ford, Lincoln, Mercury (Black)

FD1428B big
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Install a new Double-DIN car stereo in select 2001-2006 vehicles from Ford, Lincoln, Mercury (Black)

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

shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

empty

found car based on your search
This product fits your 2003 Mustang
37
Was $13.25 Details
$11.99

In stock

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

FD1428B small

Item added to your cart.

Price: $11.99

Essential add-ons
Belva BTK105

5 Piece Installer's Removal Tool Kit

$18.99

$11.99

Add to cart

Metra 95-5026 Dash Kit

Install a new Double-DIN car stereo in select 2001-2006 vehicles from Ford, Lincoln, Mercury (Black)

95-5026 big
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Install a new Double-DIN car stereo in select 2001-2006 vehicles from Ford, Lincoln, Mercury (Black)

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

shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

empty

found car based on your search
This product fits your 2003 Mustang
15
Was $29.99 Details
$13.99

In stock

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

95-5026 small

Item added to your cart.

Price: $13.99

Essential add-ons
Belva BTK105

5 Piece Installer's Removal Tool Kit

$18.99

$11.99

Add to cart

Metra 99-5027 Dash Kit

Install a new Single-DIN car stereo in select 1995-2011 vehicles from Ford, Mazda, Mercury (Black)

99-5027 big
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Install a new Single-DIN car stereo in select 1995-2011 vehicles from Ford, Mazda, Mercury (Black)

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

shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

empty

found car based on your search
This product fits your 2003 Mustang
1
Was $24.99 Details
$13.99

In stock

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

99-5027 small

Item added to your cart.

Price: $13.99

Essential add-ons
Belva BTK105

5 Piece Installer's Removal Tool Kit

$18.99

$11.99

Add to cart

Metra 99-5026 Dash Kit

Install a new Single-DIN car stereo in select 2001-2006 vehicles from Ford, Lincoln, Mercury

99-5026 big
Go to item page Right Arrow Icon of Right Arrow

Install a new Single-DIN car stereo in select 2001-2006 vehicles from Ford, Lincoln, Mercury

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

shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

empty

found car based on your search
This product fits your 2003 Mustang
1
Was $29.99 Details
$9.99

In stock

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

99-5026 small

Item added to your cart.

Price: $9.99

Essential add-ons
Belva BTK105

5 Piece Installer's Removal Tool Kit

$18.99

$11.99

Add to cart

Metra 70-5519 Wiring Harness

Install a new car stereo and retain factory amplifier in select 1998-2008 vehicles from Ford, Lincoln

70-5519 big
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Install a new car stereo and retain factory amplifier in select 1998-2008 vehicles from Ford, Lincoln

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

shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

empty

found car based on your search
This product fits your 2003 Mustang
7
Was $24.99 Details
$10.99

In stock

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

Scosche SHFD02B

select 1987-2004 vehicles from Ford, Mercury, Mazda Universal Speaker Harness

SHFD02B big
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select 1987-2004 vehicles from Ford, Mercury, Mazda Universal Speaker Harness

• Universal Speaker Harness for select 1987-2004 vehicles from Ford, Mercury, Mazda Vehicles
• Plugs Directly Into Vehicles Harness

shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

empty

found car based on your search
This product fits your 2003 Mustang
Was $26.95 Details
$9.95

In stock

• Universal Speaker Harness for select 1987-2004 vehicles from Ford, Mercury, Mazda Vehicles
• Plugs Directly Into Vehicles Harness

Metra 40-EU20 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1998-2024 vehicles from BMW, Chevrolet, Ford

40-EU20 big
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Connect your factory antenna to a new aftermarket radio for select 1998-2024 vehicles from BMW, Chevrolet, Ford

• Radio to Antenna Adapter
• select 1998-2024 vehicles from BMW, Chevrolet, Ford Vehicles
• Factory radio with mini-style plug to universal antenna

shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

empty

found car based on your search
This product fits your 2003 Mustang
Was $29.99 Details
$8.99

In stock

Only 3 Left!

• Radio to Antenna Adapter
• select 1998-2024 vehicles from BMW, Chevrolet, Ford Vehicles
• Factory radio with mini-style plug to universal antenna

Scosche FDK9B Wiring Harness

Install a new car stereo in select 1998-2008 vehicles from Ford, Lincoln

FDK9B big
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Install a new car stereo in select 1998-2008 vehicles from Ford, Lincoln

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

shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

empty

found car based on your search
This product fits your 2003 Mustang
10
Was $9.99 Details
$9.95

In stock

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

Scosche FD1422B / FD1422 Dash Kit

Install a new Single-DIN car stereo in select 2001-2006 vehicles from Ford, Lincoln, Mercury (Black)

FD1422B big
Go to item page Right Arrow Icon of Right Arrow

Install a new Single-DIN car stereo in select 2001-2006 vehicles from Ford, Lincoln, Mercury (Black)

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

shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

empty

found car based on your search
This product fits your 2003 Mustang
29
Was $14.95 Details
$10.99

In stock

Only 1 Left!

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

FD1422B small

Item added to your cart.

Price: $10.99

Essential add-ons
Belva BTK105

5 Piece Installer's Removal Tool Kit

$18.99

$11.99

Add to cart

Metra 70-5516 Wiring Harness

Install a new car stereo and retain factory amplifier in select 1998-2005 vehicles from Ford, Mercury, Lincoln

70-5516 big
Go to item page Right Arrow Icon of Right Arrow

Install a new car stereo and retain factory amplifier in select 1998-2005 vehicles from Ford, Mercury, Lincoln

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

shipping truck icon
Get it Wed, Apr. 3 to VA. Order $49+ to ship free.

empty

found car based on your search
This product fits your 2003 Mustang
2
Was $39.99 Details
$16.99

In stock

Only 1 Left!

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

Mean Green Alternators MG7781

200 Amp High Output Alternator for select 1996-2003 Ford Mustang

MG7781 big
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200 Amp High Output Alternator for select 1996-2003 Ford Mustang

• Easy 5-minute installation
• Up to 300% more charging power
• Precision balanced for smooth operation
• Steel rotor shaft
• Heavy duty solid copper starter windings
• Multi-function integrated regulator
• High output alternator

shipping truck icon
FREE shipping to VA. Delivers Apr. 5 - Apr. 9

empty

found car based on your search
This product fits your 2003 Mustang
$519.99

In stock.

• Easy 5-minute installation
• Up to 300% more charging power
• Precision balanced for smooth operation
• Steel rotor shaft
• Heavy duty solid copper starter windings
• Multi-function integrated regulator
• High output alternator

MG7781 small

Item added to your cart.

Price: $519.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7
Essential add-ons
Perfect Match Big 3 Kit

Get the right Big 3 Kit to go with your High Output Alternator

$114.99

$99.99

Add to cart

Mean Green Alternators MG8304

4.6L DOHC SVT Supercharged High Output Alternator for select 2003-2004 Ford Mustang

MG8304 big
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4.6L DOHC SVT Supercharged High Output Alternator for select 2003-2004 Ford Mustang

• Easy 5-minute installation
• Compatible with select 2003-2004 Ford Mustang Vehicles
• Up to 300% more charging power
• Precision balanced for smooth operation
• Superior Design
• Will help make your ride perform at its best

shipping truck icon
FREE shipping to VA. Delivers Apr. 5 - Apr. 9

empty

found car based on your search
This product fits your 2003 Mustang
$519.99

In stock.

• Easy 5-minute installation
• Compatible with select 2003-2004 Ford Mustang Vehicles
• Up to 300% more charging power
• Precision balanced for smooth operation
• Superior Design
• Will help make your ride perform at its best

MG8304 small

Item added to your cart.

Price: $519.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7
Essential add-ons
Perfect Match Big 3 Kit

Get the right Big 3 Kit to go with your High Output Alternator

$114.99

$99.99

Add to cart

Mean Green Alternators MG8252

4.6L, 5.4L High Output Alternator for select 1999-2008 vehicles from Ford

MG8252 big
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4.6L, 5.4L High Output Alternator for select 1999-2008 vehicles from Ford

• Easy 5-minute installation
• Compatible with select 1999-2008 vehicles from Ford Vehicles
• Up to 300% more charging power
• Precision balanced for smooth operation
• Superior Design
• Will help make your ride perform at its best

shipping truck icon
FREE shipping to VA. Delivers Apr. 5 - Apr. 9

empty

found car based on your search
This product fits your 2003 Mustang
$519.99

In stock.

• Easy 5-minute installation
• Compatible with select 1999-2008 vehicles from Ford Vehicles
• Up to 300% more charging power
• Precision balanced for smooth operation
• Superior Design
• Will help make your ride perform at its best

MG8252 small

Item added to your cart.

Price: $519.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7
Essential add-ons
Perfect Match Big 3 Kit

Get the right Big 3 Kit to go with your High Output Alternator

$114.99

$99.99

Add to cart

1999-2004 Ford Mustang - Factory Speaker Replacement Package | NVX

Simple plug and play installation, no cutting required

99-04-ford-mustang-spkg big
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Simple plug and play installation, no cutting required

• Front and Rear NVX 6x8" Coaxial Speakers
• Metra Speaker Harnesses
• Plug-n-play Installation

shipping truck icon
FREE 3-day shipping to VA. Get it Tue, Apr. 2

empty

found car based on your search
This product fits your 2003 Mustang
68
Was $229.96 Details
$147.96

In stock

99-04-ford-mustang-spkg small

Item added to your cart.

Price: $147.96

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

2001-2004 Ford Mustang - Front Door Factory Speaker Replacement Package | NVX

Simple plug and play installation, no cutting required

99-04-ford-mustang-fdspkg big
Go to item page Right Arrow Icon of Right Arrow

Simple plug and play installation, no cutting required

• Front Door NVX 6x8" Coaxial Speakers
• Metra Speaker Harnesses
• Plug-n-play Installation

shipping truck icon
FREE 3-day shipping to VA. Get it Tue, Apr. 2

empty

found car based on your search
This product fits your 2003 Mustang
68
Was $114.98 Details
$90.98

In stock

99-04-ford-mustang-fdspkg small

Item added to your cart.

Price: $90.98

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

1994-2004 Ford Mustang - Rear Deck Speaker Replacement Package | NVX

Simple plug and play installation, no cutting required

99-04-ford-mustang-rdspkg big
Go to item page Right Arrow Icon of Right Arrow

Simple plug and play installation, no cutting required

• Front Door NVX 5x7"/ 6x8" Coaxial Speakers
• Metra Speaker Harnesses
• Plug-n-play Installation

shipping truck icon
FREE 3-day shipping to VA. Get it Tue, Apr. 2

empty

found car based on your search
This product fits your 2003 Mustang
68
Was $114.98 Details
$90.98

In stock

99-04-ford-mustang-rdspkg small

Item added to your cart.

Price: $90.98

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

01-04 Ford Mustang - Rear Side Panel Factory Speaker Replacement Package | NVX

Simple plug and play installation, no cutting required

99-04-ford-mustang-rspspkg big
Go to item page Right Arrow Icon of Right Arrow

Simple plug and play installation, no cutting required

• Rear Side Panel NVX 6x8" Coaxial Speakers
• Metra Speaker Harnesses
• Plug-n-play Installation

shipping truck icon
FREE 3-day shipping to VA. Get it Tue, Apr. 2

empty

found car based on your search
This product fits your 2003 Mustang
68
Was $114.98 Details
$78.99

In stock

99-04-ford-mustang-rspspkg small

Item added to your cart.

Price: $78.99

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

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    We love people and we're ready to help you! See what separates us from our competition.

    Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
    Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.
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    FAQ for your 2003 Mustang

    Q: Can I upgrade the factory stereo system in my 2003 Ford Mustang?

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

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    2003 Ford Mustang

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    • Owner’s manual
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    • Vehicle produced after 2005: Inside driver’s side door
    • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
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