2021 GMC Engine Coolant Thermostat Parts
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- Thermostat-187 Degrees
- Temperature 187F Includes seal OEM Recommended Temp
- Standard
- Product Attributes:
- Installation Tool Included: No
- Sealing Flange Outside Diameter: 2.2
- Flange Thickness: 0.05 In
- Bypass Diameter: 1.58 In
- Gasket/Seal Material: Rubber
- Jiggle Pin Weep Hole: Yes
- Bypass Length: 2.12 In
- Temperature (Degree): 187
- Manufactured with OEM quality materials and safety standards by an OE Supplier. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable
This Part Fits the Following OEM/Substitute Numbers:
12T033E, 131-160, 15158, 1601-317694, 34198, 34198S, 455808, 46158, 48290, 523-190, 52387, 89018168, 9523190, P52387, QRT49
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 2021 - GMC Sierra 1500 | V | 5328 | 8 Cyl 5.3L | 325 |
- Chevrolet/GMC 6.6L Duramax Engine Low Temperature Thermostats (set of 2)
- Low Temperature Thermostats (set of 2), fits Chevrolet/GMC 6.6L Duramax 2001-2016
- Product Attributes:
- SellingPoint04: Mishimoto Lifetime Warranty
- SellingPoint05: N/a
- SellingPoint06: N/a
- SellingPoint07: N/a
- SellingPoint01: Fits 2001-2013 Chevrolet/gmc 6.6l Duramax
- SellingPoint02: Activates At Lower Temperature So Coolant Flows Through System Earlier
- SellingPoint03: Allows For Cooler Engine Temperatures
- TechSpec Chassis Codes: N/a
- SellingPoint08: N/a
- SellingPoint09: N/a
- TechSpec OEM Activation Temperature (F): N/a
- Installation Difficulty: 2
- SellingPoint10: N/a
- TechSpec Note: N/a
- Prop 65 (C, R or CR): Cr
- SellingPoint15: N/a
- Install Difficulty: 2
- SellingPoint11: N/a
- SellingPoint12: N/a
- TechSpec Engine Codes: N/a
- SellingPoint13: N/a
- SellingPoint14: N/a
- Prop 65 - Short Label: Prop65_warning.jpg
- TechSpec Applications: 2001-2016 Chevy Or Gmc With 6.6l Duramax Engine (any)--2001-2016 Chevrolet Silverado 2500hd/3500hd--2001-2016 Gmc Sierra 2500hd/3500hd
- TechSpec Includes: (1) 174f Thermostat--(1) 180f Thermostat--mishimoto Lifetime Warranty
- TechSpec Mishimoto Activation Temperature (F): N/a
- The Mishimoto Chevrolet Duramax low temperature thermostats activate at a lower temperature than the OEM thermostats, making them the perfect solution for Duramax owners who live in warmer climates, or use their trucks under heavy load or strenuous driving conditions.Activating at a lower temperature means coolant will begin flowing through the system and allow for cooler temperatures.
Additional Fitment Information:
| Vehicle | Block | CC | Fuel Type | Engine | CID |
|---|---|---|---|---|---|
| 2021 - GMC Sierra 3500 HD | V | 6599 | DIESEL | 8 Cyl 6.6L | 403 |
- Chevrolet/GMC 6.6L Duramax Engine Low Temperature Thermostats (set of 2)
- Low Temperature Thermostats (set of 2), fits Chevrolet/GMC 6.6L Duramax 2001-2016
- Product Attributes:
- SellingPoint04: Mishimoto Lifetime Warranty
- SellingPoint15: N/a
- SellingPoint05: N/a
- SellingPoint06: N/a
- SellingPoint07: N/a
- Install Difficulty: 2
- SellingPoint11: N/a
- SellingPoint01: Fits 2001-2013 Chevrolet/gmc 6.6l Duramax
- SellingPoint12: N/a
- TechSpec Engine Codes: N/a
- SellingPoint02: Activates At Lower Temperature So Coolant Flows Through System Earlier
- SellingPoint13: N/a
- SellingPoint03: Allows For Cooler Engine Temperatures
- SellingPoint14: N/a
- TechSpec Chassis Codes: N/a
- SellingPoint08: N/a
- SellingPoint09: N/a
- TechSpec Applications: 2001-2016 Chevy Or Gmc With 6.6l Duramax Engine (any)--2001-2016 Chevrolet Silverado 2500hd/3500hd--2001-2016 Gmc Sierra 2500hd/3500hd
- TechSpec Includes: (1) 174f Thermostat--(1) 180f Thermostat--mishimoto Lifetime Warranty
- TechSpec OEM Activation Temperature (F): N/a
- SellingPoint10: N/a
- TechSpec Mishimoto Activation Temperature (F): N/a
- TechSpec Note: N/a
- The Mishimoto Chevrolet Duramax low temperature thermostats activate at a lower temperature than the OEM thermostats, making them the perfect solution for Duramax owners who live in warmer climates, or use their trucks under heavy load or strenuous driving conditions.Activating at a lower temperature means coolant will begin flowing through the system and allow for cooler temperatures.
Additional Fitment Information:
| Vehicle | Sub Model |
|---|---|
| 2021 - GMC Sierra 3500 HD | Denali |
- Thermostat-160 Degrees
- Temperature 160F Includes seal Alternate Temp
- Standard
- Product Attributes:
- Installation Tool Included: No
- Sealing Flange Outside Diameter: 2.2
- Flange Thickness: 0.05 In
- Bypass Diameter: 1.58 In
- Gasket/Seal Material: Rubber
- Jiggle Pin Weep Hole: Yes
- Bypass Length: 2.12 In
- Temperature (Degree): 160
- Manufactured with OEM quality materials and safety standards by an OE Supplier. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant.
This Part Fits the Following OEM/Substitute Numbers:
12661950, 12T032B, 15156, 160-325, 365-160, 523-160, 52360, 9523160
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 2021 - GMC Sierra 1500 | V | 5328 | 8 Cyl 5.3L | 325 |
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 2021 - GMC Yukon | V | 5328 | 8 Cyl 5.3L | 325 |
Additional Fitment Information:
| Vehicle | Aspiration |
|---|---|
| 2021 - GMC Sierra 3500 HD | Naturally Aspirated |
- Chevrolet/GMC 6.6L Duramax High Temperature Thermostats (set of 2)
- High Temperature Thermostats (set of 2), fits Chevrolet/GMC 6.6L Duramax 2001-2016
- Product Attributes:
- SellingPoint04: Allows For Cooler Engine Temperatures
- SellingPoint05: Mishimoto Lifetime Warranty
- SellingPoint06: N/a
- SellingPoint07: N/a
- SellingPoint01: Fits 2001-2013 Chevrolet/gmc 6.6l Duramax
- SellingPoint02: Activates At Higher Temperature Allowing Engine Temperatures To Rise
- SellingPoint03: Ideal For Colder Climates
- TechSpec Chassis Codes: N/a
- SellingPoint08: N/a
- SellingPoint09: N/a
- TechSpec OEM Activation Temperature (F): N/a
- Installation Difficulty: 2
- SellingPoint10: N/a
- TechSpec Note: N/a
- Prop 65 (C, R or CR): Cr
- SellingPoint15: N/a
- Install Difficulty: 2
- SellingPoint11: N/a
- SellingPoint12: N/a
- TechSpec Engine Codes: N/a
- SellingPoint13: N/a
- SellingPoint14: N/a
- Prop 65 - Short Label: Prop65_warning.jpg
- TechSpec Applications: 2001-2016 Chevy Or Gmc With 6.6l Duramax Engine (any)--2001-2016 Chevrolet Silverado 2500hd/3500hd|--2001-2016 Gmc Sierra 2500hd/3500hd
- TechSpec Includes: (1) 185 F Thermostat--(1) 191 F Thermostat--mishimoto Lifetime Warranty
- TechSpec Mishimoto Activation Temperature (F): N/a
- The Mishimoto Chevrolet Duramax high temperature thermostats activate at a higher temperature than the OEM thermostats, making them the perfect solution for Duramax owners who live in colder climates, or have trouble reaching operating temperatures.Activating at a higher temperature means the thermostats will allow the coolant to stay in the engine longer delaying the coolant flowing through the radiator, which allows the engine to warm up sooner.
Additional Fitment Information:
| Vehicle | Block | CC | Fuel Type | Engine | CID |
|---|---|---|---|---|---|
| 2021 - GMC Sierra 3500 HD | V | 6599 | DIESEL | 8 Cyl 6.6L | 403 |
- Chevrolet/GMC 6.6L Duramax High Temperature Thermostats (set of 2)
- High Temperature Thermostats (set of 2), fits Chevrolet/GMC 6.6L Duramax 2001-2016
- Product Attributes:
- SellingPoint04: Allows For Cooler Engine Temperatures
- SellingPoint15: N/a
- SellingPoint05: Mishimoto Lifetime Warranty
- SellingPoint06: N/a
- SellingPoint07: N/a
- Install Difficulty: 2
- SellingPoint11: N/a
- SellingPoint01: Fits 2001-2013 Chevrolet/gmc 6.6l Duramax
- SellingPoint12: N/a
- TechSpec Engine Codes: N/a
- SellingPoint02: Activates At Higher Temperature Allowing Engine Temperatures To Rise
- SellingPoint13: N/a
- SellingPoint03: Ideal For Colder Climates
- SellingPoint14: N/a
- TechSpec Chassis Codes: N/a
- SellingPoint08: N/a
- SellingPoint09: N/a
- TechSpec Applications: 2001-2016 Chevy Or Gmc With 6.6l Duramax Engine (any)--2001-2016 Chevrolet Silverado 2500hd/3500hd|--2001-2016 Gmc Sierra 2500hd/3500hd
- TechSpec Includes: (1) 185 F Thermostat--(1) 191 F Thermostat--mishimoto Lifetime Warranty
- TechSpec OEM Activation Temperature (F): N/a
- SellingPoint10: N/a
- TechSpec Mishimoto Activation Temperature (F): N/a
- TechSpec Note: N/a
- The Mishimoto Chevrolet Duramax high temperature thermostats activate at a higher temperature than the OEM thermostats, making them the perfect solution for Duramax owners who live in colder climates, or have trouble reaching operating temperatures.Activating at a higher temperature means the thermostats will allow the coolant to stay in the engine longer delaying the coolant flowing through the radiator, which allows the engine to warm up sooner.
Additional Fitment Information:
| Vehicle | Sub Model |
|---|---|
| 2021 - GMC Sierra 2500 HD | SLE |
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