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2003 Hummer H2 Exterior

Upgrade the sound system in your
2003 Hummer H2

See featured car audio products that fit your 2003 Hummer H2 below, or

Shop all items that fit your car

Car audio products for the H2

Speakers that fit your 2003 Hummer H2

Speaker Location Speaker Sizes**
Front Center Console 6-3/4"
Front Door 6-1/2"
Front Pillars Tweeter
Rear Door 5-1/4"

** Largest aftermarket speakers that will fit

Shop all speakers that fit your H2

Dash kits that fit your 2003 Hummer H2

Shop all dash kits that fit your H2

Thinking about installing your gear yourself?

Take a look at our gallery of research photos.

By far the best stereos, customer service, resources, and install kits for the money. No reason for anyone who can use a screwdriver and follow directions to pay someone else to install a new stereo.

- Mike E, Crutchfield customer

Speakers that fit your 2003 Hummer H2

Speaker Location Speaker Sizes**
Front Center Console 6-3/4"
Front Door 6-1/2"
Front Pillars Tweeter
Rear Door 5-1/4"

** Largest aftermarket speakers that will fit

Shop all speakers that fit your H2

Dash kits that fit your 2003 Hummer H2

Shop all dash kits that fit your H2

Thinking about installing your gear yourself?

Take a look at our gallery of research photos.

By far the best stereos, customer service, resources, and install kits for the money. No reason for anyone who can use a screwdriver and follow directions to pay someone else to install a new stereo.

- Mike E, Crutchfield customer

Speakers that fit your 2003 Hummer H2

Speaker Location Speaker Sizes**
Front Center Console 6-3/4"
Front Door 6-1/2"
Front Pillars Tweeter
Rear Door 5-1/4"

** Largest aftermarket speakers that will fit

Shop all speakers that fit your H2

Dash kits that fit your 2003 Hummer H2

Shop all dash kits that fit your H2

Thinking about installing your gear yourself?

Take a look at our gallery of research photos.

By far the best stereos, customer service, resources, and install kits for the money. No reason for anyone who can use a screwdriver and follow directions to pay someone else to install a new stereo.

- Mike E, Crutchfield customer

Speakers that fit your 2003 Hummer H2

Speaker Location Speaker Sizes**
Front Center Console 6-3/4"
Front Door 6-1/2"
Front Pillars Tweeter
Rear Door 5-1/4"

** Largest aftermarket speakers that will fit

Shop all speakers that fit your H2

Dash kits that fit your 2003 Hummer H2

Shop all dash kits that fit your H2

Thinking about installing your gear yourself?

Take a look at our gallery of research photos.

By far the best stereos, customer service, resources, and install kits for the money. No reason for anyone who can use a screwdriver and follow directions to pay someone else to install a new stereo.

- Mike E, Crutchfield customer


You'll save money when you install it yourself — and we can help you do it

Installing car stereo gear yourself is a satisfying experience. It saves you money, as you won't have to pay someone to do it, and most customers feel a great sense of accomplishment that makes the effort worth it. You might even find that it's not as hard as you'd expected.

Whatever your level of experience, we can help with your installation — and save you even more money. Here's how:

Need help finding the right system? Talk to us in person.

No pressure, no commission, just lots of good advice — no matter if you're revamping your whole system or simply need to replace your factory stereo, our highly trained advisors will help you find exactly the products you need.