For Chevrolet:

Avalanche 2007-2013

Captiva Sport 2012-2015

Cobalt 2005-2010

Express Van 2008-2018

HHR 2006-2011

Malibu 2008-2015

Silverado 2007-2019

Silverado HD 2014-2019

Sonic 2012-2016

Suburban 2007-2019

Tahoe 2007-2019

Traverse 2009-2017

 

For Buick:

Enclave 2008-2017

Lucerne 2006-2011

 

For GMC:

Acadia 2007-2017

Savana Van 2008-2018

Sierra 2007-2019

Sierra HD 2014-2019

Yukon/Yukon Denali/Yukon XL 2007-2019

Hummer H2 2008-2009

Hummer H3 2006-2010

Hummer H3T 2009-2010

Pontiac G5 2007-2010

Pontiac G6 2005-2009

Saturn Outlook 2007-2009

 

For Cadillac :

Escalade/ESV/EXT 2007-2014

Material:

Speaker Adapter: Good quality ABS plastic designed 6.5" speaker or 6.75"

speaker fit

Speaker wire: Professional speaker harness 

 

 

Advantage:

1、Good quality ABS materials designed. Appropriate thickness, anti-cracker. Adapter is line up that fit into original slots. 

2、Speaker adapter all around make of thick ABS plastic to reduce vibration that keep the Best sound effects.

3、Wooden speaker spacer will rot when it meet water but plastic won't.

 

Pro tip:

Add some silicone adhesive to the door at the speaker opening prior to installing. Doing so will hold the speaker in place while you bolt in and also serves as an buffer to absorb some of the vibration of the speaker once installed.

 

Package include:

1 Pair speaker adapter

1 Pair speaker wire harness