135 products about 2015 GMC Sierra 2500 HD Cooling Systems, Fans, Radiators & Components foundVEHICLE SPECIFIC Product Specifications Notes: 6.0 Liter; Silverado, Sierra; 6.0l Other Names: Water Pump Item Dimensions: 22.1 x 16.4 x 9.5 inches Item Weight: 13.40 Pounds Fitment Type: Direct Replacement Replaces: 19208815 Replaced by: 19434033 Part Description: 2015 GMC Sierra 2500 HD Water Pump More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS $246.98 MSRP: $523.66
You Save: $276.68 (53%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Diesel; Silverado, Sierra; 6.0l;Silverado, Sierra; 6.6l Item Dimensions: 2.8 x 1.7 x 0.8 inches Item Weight: 0.40 Pounds Fitment Type: Direct Replacement Replaces: 25037062, 12191170, 15326388, 15369305 Part Description: 2015 GMC Sierra 2500 HD Sensor More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL $30.68 MSRP: $57.90
You Save: $27.22 (48%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Diesel, 180 Deg; Silverado, Sierra; 6.6l; 180 Degrees Other Names: Thermostat Item Dimensions: 3.2 x 3.1 x 3.1 inches Item Weight: 0.70 Pounds Fitment Type: Direct Replacement Part Description: 2015 GMC Sierra 2500 HD Thermostat More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | AT4, Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL $31.67 MSRP: $59.78
You Save: $28.11 (48%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Diesel, 180 Deg; Silverado, Sierra; 6.6l; 180 Degrees Other Names: Thermostat Item Dimensions: 3.2 x 3.1 x 3.1 inches Item Weight: 0.70 Pounds Fitment Type: Direct Replacement Part Description: 2015 GMC Sierra 2500 HD Thermostat More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | AT4, Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL $31.67 MSRP: $59.78
You Save: $28.11 (48%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Color or Finish: Silver Cooler Inlet Size: 0.72" Cooler Outlet Size: 0.72" Cooling Row Quantity: 11 Core Tube Width: 0.155" Depth: 2.35" Diameter (in): 0.72" Finish: Brushed Metal Height: 3.281" Inlet Fitting Type: Female Installation Hardware Included: Yes Item Grade: Standard Replacement Material: Aluminum OE Part Number: 12649227, 19210615 Outlet Fitting Type: Female Thickness (in): 3.096" UPC: 019495387121 Width (in): 3.096" Part Description: 2015 GMC Sierra 2500 HD OE Solutions Diesel Oil Cooler More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L VEHICLE SPECIFIC Product Specifications Notes: 6.0 Liter; Silverado, Sierra; 6.0l Item Dimensions: 4.6 x 3.3 x 0.2 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Replaces: 12580035, 12588372, 12559271, 12610311 Part Description: 2015 GMC Sierra 2500 HD Water Pump Assembly Gasket More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS $6.96 MSRP: $12.59
You Save: $5.63 (45%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.0 Liter; Silverado, Sierra; 6.0l Item Dimensions: 4.6 x 3.3 x 0.2 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Replaces: 12580035, 12588372, 12559271, 12610311 Part Description: 2015 GMC Sierra 2500 HD Water Pump Assembly Gasket More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS $6.96 MSRP: $12.59
You Save: $5.63 (45%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Diesel, 185 Deg; Silverado, Sierra; 6.6l; 185 Degrees Other Names: Thermostat Item Dimensions: 3.2 x 3.2 x 3.2 inches Item Weight: 0.70 Pounds Fitment Type: Direct Replacement Part Description: 2015 GMC Sierra 2500 HD Thermostat More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL $33.70 MSRP: $68.40
You Save: $34.70 (51%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Diesel, 185 Deg; Silverado, Sierra; 6.6l; 185 Degrees Other Names: Thermostat Item Dimensions: 3.2 x 3.2 x 3.2 inches Item Weight: 0.70 Pounds Fitment Type: Direct Replacement Part Description: 2015 GMC Sierra 2500 HD Thermostat More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL $33.70 MSRP: $68.40
You Save: $34.70 (51%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Housing: Cast Aluminum Impeller Material: Plastic Includes Thermostat & Housing: No Number of Outlets: 1 Rotation of Impeller: Reverse Timing Belt Driven: No UPC: 770075617280 Part Description: 2015 GMC Sierra 2500 HD Engine Coolant Standard Water Pump More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L VEHICLE SPECIFIC Product Specifications Notes: Bottom Header: 23 9/16" X 2 3/16"; Components Incld: Trans Oil Cooler, Eng Oil Cooler; Core Size: 34" X 23 1/8" X 7/8"; Inlet Size: 1 5/16"; Manufactured Material: Plastic/Alum; Outlet Size: 1 1/2"; Rows: 1; Top Header: 23 9/16" X 2 3/16" Bottom Header: 23 9/16" X 2 3/16" Components Included: Transmission Oil Cooler, Engine Oil Cooler Core Size: 34" X 23 1/8" X 7/8" Inlet Size: 1 5/16" Manufactured Material: Plastic/Aluminum OE Part Number: 23447657 Outlet Size: 1 1/2" Rows: 1 Top Header: 23 9/16" X 2 3/16" UPC: 762405258317 Part Description: 2015 GMC Sierra 2500 HD Engine Coolant Radiator More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L VEHICLE SPECIFIC Product Specifications Blades Count: 9 Color: Yellow Diameter: 635 mm Installation Hardware Included: No Item Grade: Standard Replacement Material: Plastic OE Part Number: 25838898 Package Contents: Engine Cooling Fan Blade UPC: 885484664692 Part Description: 2015 GMC Sierra 2500 HD Engine Cooling Fan Blade More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L VEHICLE SPECIFIC Product Specifications Notes: Reverse Rotation; Electronic Fan Clutch Bolt Hole Quantity: 4 Bolt Thread: M6 x 1.0 STUD Clutch Maximum Diameter: 9.39 Clutch Type: D - Severe Duty & Truck Fan Drive Color: Raw Aluminum in Color Distance From Clutch To Mounting Flange: 3.8 Fan Bolt Circle IN: 8.66 Material: Aluminum Meets / Exceeds OEM: Yes Mount Dia. IN: 2.09 (53mm) HEX Mounting Hardware: Not Included Mounting Hole Quantity: 4 Mounting Type: HEX New or Reman: New Overall Height IN: 5.33 Performance Rated: Yes Pilot Depth IN: 1.83 Rotation: REV SDS Required: No (135233618) Style: Severe Duty UPC: 096361000889 Use Type: Electro-Viscous Part Description: 2015 GMC Sierra 2500 HD Electronic Engine Cooling Fan Clutch More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L VEHICLE SPECIFIC Product Specifications Notes: Serpentine Belt Driven; w/o Back Housing UPC: 036687983978 Part Description: 2015 GMC Sierra 2500 HD Engine Coolant Water Pump More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L VEHICLE SPECIFIC Product Specifications Gasket Bolt Hole Quantity: 4 Gasket Color: Color May Vary Gasket Material: Rubber Coated Metal Gasket Thickness (IN): 0.018 in Meets or Exceeds OEM Specs: Y UPC: 023913758066 Part Description: 2015 GMC Sierra 2500 HD Engine Coolant Water Pump Installation Kit More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L VEHICLE SPECIFIC Product Specifications Connector Gender: Female Connector Quantity: 1 Connector Shape: Oval Mounting Type: Threaded Nut OE Part Number: 15369305 Terminal Gender: Male Terminal Quantity: 2 Terminal Type: Pin UPC: 689604110416 Wiring Harness Included: No Part Description: 2015 GMC Sierra 2500 HD Coolant Temperature Sensor More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | Base | 8 Cyl 6.0L 2015 GMC Sierra 2500 HD | Denali | 8 Cyl 6.0L 2015 GMC Sierra 2500 HD | SLE | 8 Cyl 6.0L 2015 GMC Sierra 2500 HD | SLT | 8 Cyl 6.0L 2015 GMC Sierra 2500 HD | Base | 8 Cyl 6.6L 2015 GMC Sierra 2500 HD | Denali | 8 Cyl 6.6L 2015 GMC Sierra 2500 HD | SLE | 8 Cyl 6.6L 2015 GMC Sierra 2500 HD | SLT | 8 Cyl 6.6L Show More VEHICLE SPECIFIC Product Specifications Quantity: 1 Piece Size: 48 mm UPC: 033342495104 Part Description: 2015 GMC Sierra 2500 HD 48 mm Cooling System Adapter More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L VEHICLE SPECIFIC Product Specifications Notes: 1/2" Fitting Angle: Straight Fitting Attachment End 1: Quick Disconnect Fitting Attachment End 2: Male Thread Fitting Finish: Natural/No Finish Fitting Size End 1 (in): 1.2" Fitting Size End 2 (in): 0.75" Material: Steel OE Part Number: 15190249, 22988269 Swivel: No Thread Sealer Present: No UPC: 019495223672 Part Description: 2015 GMC Sierra 2500 HD OE Solutions Oil Cooler Line Connector More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L VEHICLE SPECIFIC Product Specifications Notes: Universal Fit Super Duty Electric Puller Auxiliary Fan. Add on fans used to supplement the primary Eng cooling fan. Incls mounting hardware. Controls not Incld. Material: Plastic Performance Rated: Yes SDS Required: No (135233618) UPC: 096361089945 Part Description: 2015 GMC Sierra 2500 HD Auxiliary Engine Cooling Fan More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | All Engines VEHICLE SPECIFIC Product Specifications Fan Clutch Included: No Housing Material: Aluminum Hub Height: 51.90 mm Impeller Material: Composite Impeller Rotation: Reverse Impeller Vane Quantity: 7 Includes Back Housing: No Mounting Hole Quantity: 3 Pulley Outside Diameter: 91.44 mm Water Pump Drive Type: Gear Part Description: 2015 GMC Sierra 2500 HD Engine Coolant Water Pump More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L VEHICLE SPECIFIC Product Specifications Notes: w/quick-connect outlet pipe & oil cooler fittings Bottom Hose Fitting (in): 1 9/16 Right Box Height (in): 5 7/8 Box Length (in): 46 Box Weight (lbs): 21 Box Width (in): 28 11/16 Core Length: 34 Core Material: Aluminum Core Thickness: 7/8 Core Width: 22 3/4 Cross-flow/ Down-flow: Cross Flow Hazardous Material: No Inlet Length (in): 23 1/4 Inlet Width (in): 1 7/8 No. Of Rows: 1 OE Part Number: 13301, 23378650, 23447657, 25838891, 22903587, 8013301, 22900479, CU13301 Oil Cooler (in): 11 1/2 (high-efficiency Plate Type) ;11 1/2 (high-efficiency Plate Type) Outlet Length(in): 23 1/4 Outlet Width: 1 7/8 Radiator Cap Supplied: No Tank Material: Plastic Tech Note: O.E.M. style Plastic tanks & Aluminum core;with quick-connect outlet pipe & quick-connect oil cooler fittings. Top Hose Fitting (in): 1 1/4 Left UPC: 710353037980 Part Description: 2015 GMC Sierra 2500 HD Engine Coolant Radiator More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L VEHICLE SPECIFIC Product Specifications Notes: with Dual Round Ports Color: Color May Vary Complete: Y Configuration: One Piece Contains Applications: Y Length: 2.6300 Material: Molded Rubber And Metal Meets or Exceeds OEM Specs: Y Release Wave: 12/15/2017 Rim Shape: Oval UPC: 023913670535 Width: 1.0400 Part Description: 2015 GMC Sierra 2500 HD Dual Round Port Oil Cooler Gasket More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L VEHICLE SPECIFIC Product Specifications Notes: 6.0 Liter; Silverado, Sierra; 6.0l Other Names: Thermostat Item Dimensions: 3.7 x 2.6 x 2.2 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Replaces: 89017851 Part Description: 2015 GMC Sierra 2500 HD Thermostat More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L GAS $40.04 MSRP: $75.53
You Save: $35.49 (47%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.0 Liter; Silverado, Sierra; 6.0l Other Names: Thermostat Item Dimensions: 3.7 x 2.6 x 2.2 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Replaces: 89017851 Part Description: 2015 GMC Sierra 2500 HD Thermostat More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L GAS $40.04 MSRP: $75.53
You Save: $35.49 (47%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Branch Quantity: 1 Centerline Length: 4 mm Contains Spring: No End 1 Inside Diameter: 0.5" End 2 Inside Diameter: 0.5" End 3 Inside Diameter: 0.15" Material: EPDM, Plastic Modular Components: Branch Modular Hose: Yes Molded: Yes Number of Quick Connect Fittings: 0 UPC: 770075535003 Part Description: 2015 GMC Sierra 2500 HD Premium Modular Coolant Hose More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L VEHICLE SPECIFIC Product Specifications Inside Diameter1: 33 mm Inside Diameter2: 25 mm Material: EPDM OE Part Number: 94011603, 94011602 Outside Diameter: 37.6 mm Package Contents: 2 O-Rings Rim Shape: Round Shape: Round Thickness: 2.6 mm UPC: 037495934756 Part Description: 2015 GMC Sierra 2500 HD Engine Coolant Pipe O Ring Kit More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L VEHICLE SPECIFIC Product Specifications Housing Material: Aluminum Hub Height: 6.90 in Hub Pilot Diameter: 5.84 in Impeller Material: Metal Impeller Rotation: Reverse UPC: 886931348448 Water Pump Drive Type: Serpentine Belt Part Description: 2015 GMC Sierra 2500 HD Engine Coolant Water Pump More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L VEHICLE SPECIFIC Product Specifications Notes: Universal Fit Super Duty Electric Pusher Auxiliary Fan. Add on fans used to supplement the primary Eng cooling fan. Incls mounting hardware. Controls not Incld. Material: Plastic Performance Rated: Yes SDS Required: No (135233618) UPC: 096361089952 Part Description: 2015 GMC Sierra 2500 HD Auxiliary Engine Cooling Fan More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | All Engines VEHICLE SPECIFIC Product Specifications Branch Quantity: 1 Centerline Length: 22.63" Contains Spring: No End 1 Inside Diameter: 1" End 2 Inside Diameter: 0.75" End 3 Inside Diameter: 0.75" Material: EPDM, Plastic, Steel Modular Components: Branch, Female Quick Connector Modular Hose: Yes Molded: Yes Number of Quick Connect Fittings: 1 UPC: 770075707684 Part Description: 2015 GMC Sierra 2500 HD Premium Modular Coolant Hose More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L VEHICLE SPECIFIC Product Specifications Color: Black Contains Heat Shield: N Contains Protective Sleeve: N End 1 Inside Diameter: 1 5/16 End 1 Outside Diameter: 1 11/16 End 2 Inside Diameter: 1 5/16 End 2 Outside Diameter: 1 11/16 Hose Type: Single I.D. Hose Material: EPDM SAE Specification: SAE J20R4 Class D-1, SAE J1684 Type EC Trunk Height: 32 1/2 UPC: 036687925237 Part Description: 2015 GMC Sierra 2500 HD Engine Coolant Curved Radiator Hose More Info Vehicle Fitment 2015 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L