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See all parts that fit your 2003 B3000

Scosche SHGM03B

Speaker Harness for select 1994-2005 vehicles from Buick, Oldsmobile, Cadillac

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• Compatible with select 1994-2005 vehicles from Buick, Oldsmobile, Cadillac Vehicles
• Plugs Directly Into Vehicles Harness

See compatible vehicles Learn more about the shgm03b
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List price $12.95
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-23%

$9.95

 with warranty
4 payments of $3

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NVX - Worth the Envy - Direct to Consumer Car Audio

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Description


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Authorized dealer

General Features:

Compatible Vehicles


Please use our Fitment Guide to determine specific compatibility for the submodel and audio features

The vehicle you have selected 2003 Mazda B3000 is not compatible. Change vehicle or See list of compatible similar products


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Item Details


Manufacturer:

Model Number:

SHGM03B

Weight:

0.25lbs

Internal SKU:

shgm03b

Internal Product ID:

73193

Customer Ratings & Reviews


Scosche SHGM03B thumbnail image

5 star
100%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
5
Value
5
Features
5
Design
5
Usability
5

Customer Reviews

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Time saving

Time savings vrs. cost. Time savings win! High quality, professional results.

By Bud on May 9, 2018

34 found this helpful


The best

I would recommend these they come in handy when your plug doesn't hook up to your speaker

By Anonymous on September 7, 2019 Checkmark Icon Verified purchase

29 found this helpful


By Jeremy on April 5, 2025 Checkmark Icon Verified purchase

1 found this helpful


By Juan M on August 24, 2024 Checkmark Icon Verified purchase

1 found this helpful


These are great

They made my install so much faster and took less tools

By Gavin on December 10, 2025 Checkmark Icon Verified purchase
2011 GMC Sierra 1500


By Bradley on April 7, 2025 Checkmark Icon Verified purchase


By Douglas W on February 8, 2025 Checkmark Icon Verified purchase



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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

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