Based in the USA

USA

Hummer H3

GM-Approved Hummer H3 Parts

When it comes to maintaining the rugged performance of your Hummer H3, only the highest quality GM-approved car parts will do. With three decades of expertise in hand-selecting the perfect components, we understand that each part plays an integral role in your vehicle's reliability and safety.

Performance Accessories

Unleash the full potential of your Hummer H3 with our exclusive array of performance accessories. Whether you're looking to optimize your H3's power, stability, or off-road capabilities, our original GM accessories are engineered to enhance your driving experience without compromising on style or function.

Custom & Aesthetic Upgrades

Transform the appearance of your Hummer H3 with aesthetic upgrades that resonate with sophistication. From custom wheel designs to specialized lighting kits, we offer accessories that not only increase the visual appeal of your vehicle but also reflect its robust character.

Maintenance Must-Haves

Routine maintenance is pivotal for the longevity of your Hummer H3. Our product pages are a goldmine of essential parts like filters, belts, and braking systems tailored specifically for the H3 model, ensuring that every replacement part adheres to the stringent standards set by GM.

Easy Navigation & Assistance

Navigating our product range is a breeze, but we don't stop at providing you with the best car parts and accessories for your Hummer H3. Our seasoned experts are always at the ready to assist you with any inquiries, helping you make the most informed choices for your car's needs.

Trust in our extensive expertise and commitment to quality as you equip your Hummer H3 with the finest GM parts available. Your ultimate driving companion deserves nothing less.

VIP Promise

VIP Promise

Factory OEM parts. Verified fit. Trusted support.

Manufacturer Warranty

Full Manufacturer Warranty

Genuine parts backed by factory warranty.

Guaranteed Fit

Guaranteed Fit

Submit your VIN. We confirm fit before shipping.

Returns

30 Day Returns

30 days from delivery.

Largest OEM Catalog

Largest OEM Catalog

One of the largest OEM inventories online.

Expert Support

Expert Support

Specialists ready to help.

15826975 - : Alternator for GM Image

Alternator

Hummer H3. 3.5l. Newly manufactured as an exact replacement for your GM vehicle's original alternator This GM Genuine Part is designed,...
$273.82
MSRP $468.05
Save $194.23
41.5% Off
26064028 - : Differential Drive Pinion Gear Seal for GM Image

Differential Drive Pinion Gear Seal

Helps ensure differential fluid does not leak out of your vehicle's differential This GM Genuine Part is designed, engineered, and...
$32.34
MSRP $48.51
Save $16.17
33.3% Off
25926346 - : Rear Side Door Speaker for GM Image

Rear Side Door Speaker

Without enhanced audio. Without premium sound. With 6 speaker sys. Restores the sound quality of your audio system This GM Genuine Part...
$33.03
MSRP $56.47
Save $23.44
41.5% Off
19540026 - : F (S)Gear Kit for GM Image

F (S)Gear Kit

3.7L. Hummer H3.
$842.37
MSRP $1,064.94
Save $222.57
20.9% Off
12587397 - : Water Inlet Seal for GM Image

Water Inlet Seal

Helps close and prevent coolant from leaking out of your vehicle's cooling system components to maintain the proper engine temperature...
$6.51
MSRP $11.12
Save $4.61
41.5% Off
12735382 - : Gasket for GM Image

Gasket

$35.99
MSRP $53.97
Save $17.98
33.3% Off
12568932 - : Clutch Flywheel Bolt for GM Image

Clutch Flywheel Bolt

Fastens vehicle's components together This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
Discontinued
12610141 - : Engine Block Valley Cover for GM Image

Engine Block Valley Cover

Gasket. Exc.Cylinder Deactivation. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$50.77
MSRP $76.12
Save $25.35
33.3% Off
11570082 - : M8x1.25x22 Multi-Purpose Bolt for GM Image

M8x1.25x22 Multi-Purpose Bolt

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$9.01
MSRP $13.51
Save $4.50
33.3% Off
12596995 - : Valve Stem Oil Seal for GM Image

Valve Stem Oil Seal

Canyon, Colorado. All models. Hummer H3. 3.7l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$9.90
MSRP $14.84
Save $4.94
33.3% Off
12573337 - : Engine Oil Filler Cap for GM Image

Engine Oil Filler Cap

Helps seal and keep oil from leaking out of your vehicle's engine oil filler opening This GM Genuine part is designed, engineered and...
$11.89
MSRP $20.32
Save $8.43
41.5% Off
19209038 - : Ebony Passenger Seat Belt with Buckle for GM Image

Ebony Passenger Seat Belt with Buckle

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$71.79
MSRP $101.86
Save $30.07
29.5% Off

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