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    LMM Duramax Cooling System


    Maintain peak performance and prevent overheating in your 2007–2010 LMM Duramax with upgraded cooling system components. From heavy-duty radiators and thermostats to upgraded fan clutches and coolant hoses, these parts are built to handle the demands of towing, performance tuning, and extreme conditions. Ensure long-term reliability and protect your engine with proven cooling solutions for your LMM Duramax.

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    Duramax 06-14 Water Pump Alliant AP63563
    Duramax 06-14 Water Pump Alliant AP63563 $194.71
    Fits: Duramax 2006-2014
    Duramax 01-16 High Temperature Thermostats Mishimoto MMTS-CHV-01DH
    Duramax 01-16 High Temperature Thermostats Mishimoto MMTS-CHV-01DH $99.95
    Fits: Duramax 2001-2016
    Duramax 01-16 Low Temperature Thermostats Mishimoto MMTS-CHV-01DL
    Duramax 01-16 Low Temperature Thermostats Mishimoto MMTS-CHV-01DL $99.95
    Fits: Duramax 2001-2016
    Duramax OE Rear Thermostat GM 97241130
    Duramax OE Rear Thermostat GM 97241130 $53.80
    Fits: Duramax 2001-2019
    Duramax Front Thermostat GM 97241129
    Duramax Front Thermostat GM 97241129 $61.56
    Fits: Duramax 2001-2019
    Duramax 2006-2010 X-TRA Cool Replacement Radiator XDP XD297
    Duramax 2006-2010 X-TRA Cool Replacement Radiator XDP XD297 $419.95
    Fits: Duramax 2006-2010
    Select Options
    Duramax Billet Coolant Block Off Plate XDP XD344
    Duramax Billet Coolant Block Off Plate XDP XD344 $64.95
    Fits: Duramax 2001-2025
    Duramax Radiator Coolant Drain Pipe XDP XD328
    Duramax Radiator Coolant Drain Pipe XDP XD328 $59.95
    Fits: Duramax 2006-2019
    Duramax 2001-2010 Water Pump Gasket Kit Mahle GS33752
    Duramax 2001-2010 Water Pump Gasket Kit Mahle GS33752 $24.83
    Fits: Duramax 2001-2010
    Duramax 01-16 Water Pump Seal Mahle K31904
    Duramax 01-16 Water Pump Seal Mahle K31904 $2.03
    Fits: Duramax 2001-2016
    LBZ|LMM Duramax Allison Transmission Cooler Lines Fleece FPE-TL-LBZ-LMM
    LBZ|LMM Duramax Allison Transmission Cooler Lines Fleece FPE-TL-LBZ-LMM $289.99
    Fits: LBZ/LMM Duramax 2006-2010
    Duramax Water Pump Pipe To Oil Cooler Seal GM 94011702
    Duramax Water Pump Pipe To Oil Cooler Seal GM 94011702 $32.03
    Fits: Duramax 2001-2025
    Duramax Coolant Block-Off Plate Fleece FPE-DMAX-CBOP
    Duramax Coolant Block-Off Plate Fleece FPE-DMAX-CBOP $55.00
    Fits: Duramax 2001-2025
    Pre-Formed 5/8 Inch Coolant Hose With 90 Degree Ends Fleece FPE-34574-A
    Pre-Formed 5/8 Inch Coolant Hose With 90 Degree Ends Fleece FPE-34574-A $24.28
    Fits: Universal - Many Applications
    5/8 Inch Hose With 90 Degree Ends & 5/8 Inch T-Fitting Fleece FPE-34257-A
    5/8 Inch Hose With 90 Degree Ends & 5/8 Inch T-Fitting Fleece FPE-34257-A $28.84
    Fits: Universal - Many Applications
    5/8 Inch Coolant Hose W/ 90 Degree Ends & 1 Inch T-Fitting Fleece FPE-34258-A
    5/8 Inch Coolant Hose W/ 90 Degree Ends & 1 Inch T-Fitting Fleece FPE-34258-A $32.23
    Fits: Universal - Many Applications
    Duramax OE Engine Oil Cooler GM 19210615
    Duramax OE Engine Oil Cooler GM 19210615 $770.65
    Fits: Duramax 2001-2010 & Duramax Express/Savana Van 2006-2010
    -10AN Male To 1.325 Inch Adapter Fitting Fleece FPE-34224-B
    -10AN Male To 1.325 Inch Adapter Fitting Fleece FPE-34224-B $33.95
    Fits: Universal
    Duramax 01-19 Rear 180 Degree Thermostat AcDelco 131-131
    Duramax 01-19 Rear 180 Degree Thermostat AcDelco 131-131 $44.84
    Fits: Duramax 2001-2019
    LMM|L5P Duramax Surge Tank Radiator Overflow Side Pressure Cap AcDelco 13502353
    LMM|L5P Duramax Surge Tank Radiator Overflow Side Pressure Cap AcDelco 13502353 $13.63
    Fits: LMM|L5P Duramax 2007-2010 | 2017-2022
    Duramax Lower Radiator Hose Retainer GMC 15075709
    Duramax Lower Radiator Hose Retainer GMC 15075709 $17.49
    Fits: Duramax 2001-2019
    Duramax 01-26 Water Pump Stud AcDelco 11611145
    Duramax 01-26 Water Pump Stud AcDelco 11611145 $7.21
    Fits: 2500HD/3500 Silverado | Sierra 2001-2026
    Duramax Lower Radiator Insulator AcDelco 89019121
    Duramax Lower Radiator Insulator AcDelco 89019121 $33.61
    Fits: 2500HD/3500 Silverado | Sierra 2001-2019
    Duramax 01-16 Coolant Filtration System DieselSite CFIKDM
    Duramax 01-16 Coolant Filtration System DieselSite CFIKDM $170.00
    Fits: LB7 | LLY | LBZ | LMM | LML Duramax 2001-2016
    Duramax 2001-2010 Coolant Filtration System Sinister Diesel SD-COOLFIL-6-6-01-W
    Duramax 2001-2010 Coolant Filtration System Sinister Diesel SD-COOLFIL-6-6-01-W $229.99
    Fits: Duramax 2001-2010
    LBZ|LMM Duramax Silicone Upper & Lower Coolant Hose Kit PPE
    LBZ|LMM Duramax Silicone Upper & Lower Coolant Hose Kit PPE $269.99
    Fits: LBZ|LMM Duramax 2006-2010
    Select Options
    Duramax Water Pump With Housing GM 12637105
    Duramax Water Pump With Housing GM 12637105 $405.33
    Fits: LBZ | LMM | LML Duramax 2006-2016
    Duramax Water Pump Housing Alliant AP63508
    Duramax Water Pump Housing Alliant AP63508 $93.71
    Fits: LBZ|LMM|LML Duramax
    Duramax Stainless Steel Heater Hose Connector PPE 119020009
    Duramax Stainless Steel Heater Hose Connector PPE 119020009 $19.79
    Fits: Duramax 2001-2016
    Duramax Black Coolant Block-Off Plate PPE 119000820
    Duramax Black Coolant Block-Off Plate PPE 119000820 $53.99
    Fits: Duramax 2001-2025
    Duramax Performance Engine To Cab Silicone Coolant Hose PPE 119020010
    Duramax Performance Engine To Cab Silicone Coolant Hose PPE 119020010 $11.69
    Fits: Duramax 2001-2010
    Duramax EGR To Cab Performance Silicone Coolant Hose PPE 119021007
    Duramax EGR To Cab Performance Silicone Coolant Hose PPE 119021007 $12.14
    Fits: Duramax 2001-2016
    Duramax Fan Clutch Delete Nut PPE 119100100
    Duramax Fan Clutch Delete Nut PPE 119100100 $44.99
    Fits: Duramax 2001-2022
    LBZ|LMM Duramax Aluminum Performance Radiator Cold Case GMT575A
    LBZ|LMM Duramax Aluminum Performance Radiator Cold Case GMT575A $685.54
    Fits: LBZ|LMM Duramax 2006-2010
    Select Options
    LBZ|LMM Duramax Aluminum Performance Radiator Mishimoto MMRAD-DMAX-06
    LBZ|LMM Duramax Aluminum Performance Radiator Mishimoto MMRAD-DMAX-06 $999.95
    Fits: LBZ|LMM Duramax 2006-2010
    Select Options
    LBZ|LMM Duramax BladeRunner Street Series Radiator AFE 46-52041
    LBZ|LMM Duramax BladeRunner Street Series Radiator AFE 46-52041 $946.76
    Fits: LBZ|LMM Duramax 2006-2010
    Select Options
    LBZ|LMM Duramax Lower Radiator Hose GM 25841843
    LBZ|LMM Duramax Lower Radiator Hose GM 25841843 $364.60
    Fits: LBZ|LMM Duramax
    LMM Duramax Single Sensor Thermostat Housing Bridge PPE 119000510
    LMM Duramax Single Sensor Thermostat Housing Bridge PPE 119000510 $269.99
    Fits: LMM Duramax
    LMM Duramax Performance EGR To Cab Silicone Coolant Hose PPE 119021010
    LMM Duramax Performance EGR To Cab Silicone Coolant Hose PPE 119021010 $15.29
    Fits: LMM Duramax 2007.5-2010
    LMM Duramax Modified Coolant Tube PPE 116111810
    LMM Duramax Modified Coolant Tube PPE 116111810 $179.99
    Fits: LMM Duramax With PPE Manifolds & Up-pipes
    LMM Duramax Dual Sensor Thermostat Housing Bridge PPE 119000515
    LMM Duramax Dual Sensor Thermostat Housing Bridge PPE 119000515 $269.99
    Fits: LMM Duramax
    LMM Duramax Coolant Overflow Tank PPE 116454075
    LMM Duramax Coolant Overflow Tank PPE 116454075 $269.99
    Fits: LMM Duramax
    Cold Case RC100 Polished Billet Radiator Cap Cover
    Cold Case RC100 Polished Billet Radiator Cap Cover $25.54
    Fits: Press Fit Cover For Cold Case Radiator Caps
    LBZ/LMM Duramax Silicone Hose Kit (Blue) Mishimoto MMHOSE-CHV-06DBL
    LBZ/LMM Duramax Silicone Hose Kit (Blue) Mishimoto MMHOSE-CHV-06DBL $379.95
    Fits: 2006-2010 Duramax
    Duramax 2006-2010 Radiator & Transmission Cooler Ultimate Bundle Mishimoto MMB-DMAX-002
    Duramax 2006-2010 Radiator & Transmission Cooler Ultimate Bundle Mishimoto MMB-DMAX-002 $2,479.95
    Fits: LLY|LBZ|LMM Duramax 2006-2010
    Select Options
    Duramax 2006-2010 Radiator Essentials Bundle Mishimoto MMB-DMAX-001
    Duramax 2006-2010 Radiator Essentials Bundle Mishimoto MMB-DMAX-001 $1,494.95
    Fits: LLY|LBZ|LMM Duramax 2006-2010
    Select Options
    LBZ|LMM Duramax Silicone Hose Kit (Red) Mishimoto MMHOSE-CHV-06DRD
    LBZ|LMM Duramax Silicone Hose Kit (Red) Mishimoto MMHOSE-CHV-06DRD $379.95
    Fits: LBZ|LMM Duramax 2006-2010