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Thermostat for 2003 Hummer H2

We have 9 Items In-stock.

Stant Thermostat

Stant Thermostat, Stainless Steel, Direct Fit, Sold Individually
Stant Thermostat Stant Thermostat
$21.72 List Price $25.63 Save $3.91 Availability: In Stock
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  • SKU#: ST14948
  • Anticipated Ship Out Time: Same day - 1 business day
Fits the following 2003 Hummer H2 submodels:
  • 8 Cyl 6.0L | Base
Stant Thermostat, Direct Fit, Sold Individually, Same Day - 1 Business Day
Stant Thermostat Stant Thermostat
$25.12 List Price $46.07 Save $20.95 Availability: In Stock
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  • SKU#: ST14298
Fits the following 2003 Hummer H2 submodels:
  • 8 Cyl 6.0L | Base

Jet Performance Thermostat

Jet Performance Thermostat, Jet Performance Low-Temp 180 Degree, Stainless Steel, Direct Fit
Jet Performance Thermostat Jet Performance Thermostat
$56.94 List Price $67.19 Save $10.25 Availability: In Stock
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  • SKU#: J2010175
  • Quantity Sold: Sold Individually
  • Anticipated Ship Out Time: 2-3 business days
  • Flow Rate: High flow
  • Opening Temperature Rating: 180 degrees
  • Warranty: Jet Chips limited warranty
Fits the following 2003 Hummer H2 submodels:
  • 8 Cyl 6.0L | Base
Rating: (see review/s)

"Direct fit to my H2 with the new AC Delco pump. Different shape than the factory unit but fits and works fine. Engine temp runs lower just as intended." posted by: H2guy on October 31, 2014 view all 1 reviews

Hypertech Thermostat

Hypertech Thermostat, Hypertech PowerStat, Stainless Steel, Direct Fit
Hypertech Thermostat Hypertech Thermostat
$36.44 List Price $43.00 Save $6.56 Availability: In Stock
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  • SKU#: H581028
  • Quantity Sold: Sold Individually
  • Anticipated Ship Out Time: 1-2 Business Days
  • Flow Rate: High-flow
  • Opening Temperature Rating: 180 degrees
  • Warranty: Lifetime Hypertech limited warranty
Fits the following 2003 Hummer H2 submodels:
  • 8 Cyl 6.0L | Base

Gates Thermostat

Gates Thermostat, Direct Fit, Same Day - 1 Business Day, 186 Degrees
Gates Thermostat Gates Thermostat
$15.54 List Price $18.34 Save $2.80 Availability: In Stock
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  • SKU#: GAT33963
Fits the following 2003 Hummer H2 submodels:
  • 8 Cyl 6.0L | Base
Gates Thermostat, Sold Individually, Same Day - 1 Business Day
Gates Thermostat Gates Thermostat
$25.95 List Price $30.62 Save $4.67 Availability: In Stock
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  • SKU#: W0133-1783286
Fits the following 2003 Hummer H2 submodels:
  • All Engines | All Submodels
Gates Thermostat, Direct Fit, Same Day - 1 Business Day, 186 Degrees
Gates Thermostat Gates Thermostat
$26.60 List Price $31.39 Save $4.79 Availability: In Stock
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  • SKU#: GAT33910
Fits the following 2003 Hummer H2 submodels:
  • 8 Cyl 6.0L | Base
Gates Thermostat, Direct Fit, Sold Individually, Same Day - 1 Business Day
Gates Thermostat Gates Thermostat
$64.95 List Price $76.64 Save $11.69 Availability: In Stock
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  • SKU#: W0133-1686955
Fits the following 2003 Hummer H2 submodels:
  • All Engines | All Submodels

4-Seasons Thermostat

4-Seasons Thermostat, Direct Fit, Same Day - 1 Business Day
4-Seasons Thermostat 4-Seasons Thermostat
$55.46 List Price $65.44 Save $9.98 Availability: In Stock
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  • SKU#: FS85580
Fits the following 2003 Hummer H2 submodels:
  • 8 Cyl 6.0L | Base