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Alpine SPT-31GM 3-Way Direct Fit Restyle Speaker System by Alpine

Part no: ALP-SPT-31GM

This product fits only specific vehicles

Select your vehicle to ensure that this product fits.

$999.95 & free shipping
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Product Details

* Not For Sale Outside the United States

Important Notes:

  • Sold as a kit
  • ONLY fits double cab and crew cab models
  • NOT compatible with the Bose factory sound system

Fits:

  • 2014-2017 Chevrolet Silverado 1500
  • 2014-2017 GMC Sierra 1500

Description:

The Alpine SPT-31GM 3-Way Direct Fit Restyle Speaker System upgrades your truck's sound system from a 2-way to a 3-way system. It consists of 8" woofers for the front doors, 6.5" coaxial speakers for the rear doors, and 3" midrange speakers with 1" silk dome tweeters installed in the dash. The unique tweeter housings are optimized for the best sound imaging and clarity. These speakers fit into the factory locations and use the factory connectors. They are backed by Alpine's one-year warranty.

Product Details:

  • Direct fit speaker package
  • 240W peak, 80W RPM system
  • 8" woofers for front doors
  • 6.5" coaxial rear door speakers
  • 3" midrange speakers
  • 1" silk dome tweeters
  • Precision-crafted tweeter housings optimized for sound quality
  • Includes all necessary wiring and hardware
  • Backed by Alpine's one-year warranty

Parts Included:

  • (2) 1" Tweeter Speakers
  • (2) 3" Midrange Speakers
  • (2) 8" Woofer Speakers
  • (2) 6.5" Coaxial Speakers
  • (2) Tweeter Pod Assemblies
  • (2) Midrange Speaker Adapters
  • (2) Rear Speaker Adapters
  • (2) Woofer Speaker Adapters
  • (2) Woofer Crossovers
  • (2) Tweeter and Midrange Crossovers
  • (6) Harness Adapters
  • (2) Foam Gaskets
  • Hardware

Years Covered:

2014, 2015, 2016 and 2017

Vehicle Fitment

Years Make Model
2014-2017 Chevrolet Silverado 1500
2014-2017 GMC Sierra 1500

Additional Information

SKU ALP-SPT-31GM
Brand Alpine
SKU Aliases SPT-31GM
Amplifier Wattage No
Color No
Quantity No
Size No
Tone No
Position No
Automatic or Manual Transmission No
Length No
Bulb Color No
Light Pattern No
Lens Color No
Finish No
Bulb Type No
Light Type No
Bezel No
Lumens No
Rechargeable No
Speaker Location No
Speaker Size No