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GMC, (2007.5-2010), LMM, Cooling System

Shop Cooling System by Category

Mishimoto MMRA-LC-EG-YW Pre-Mixed Liquid Chill Coolant (Yellow)

Mishimoto MMRA-LC-EG-PR Pre-Mixed Liquid Chill Coolant (Purple)

Mishimoto MMRA-LC-FULLF Liquid Chill Synthetic Coolant

Mishimoto Pre-Mixed Liquid Chill Synthetic Coolant

Coolant 10

2001-2010 & 2017-2023 Duramax L5P Failed Coolant Bottle Sensor Fooler

WCFab WCF100472 Billet Aluminum Coolant Tank Cap, Clear Anodized (2001-2024 Duramax; 2004.5-2024 Cummins)

Merchant Automotive 10061 Coolant Tank Float Switch (2001-2010 6.6L Duramax)

WCFab WCF100643 LMM Duramax Twin Turbo Coolant Tank Kit

WCFab WCF100646 LMM Duramax OEM Placement Coolant Tank Kit

Coolant Tanks 6

Fleece Performance Engineering FPE-DMAX-CBOP Billet Coolant Block Off Plate (2001-2025 6.6L Duramax)

WCFab WCF206-19 Low Coolant Level Sensor (2001-2010; 2017-2025 Duramax)

PPE 119000803 Flywheel Housing Cover Coolant Block-Off Plate Gasket (2001-2026 Duramax)

Parts 43

Pumps 0

Radiator 2

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GMC, (2007.5-2010), LMM, Cooling System

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ACDelco (2)

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Hot Shot's Secret (3)

Lucas Oil (1)

Mahle (5)

Merchant Automotive (9)

Mishimoto Performance Parts (10)

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ACDelco (2) CSF (1) Fleece Performance Engineering (1) Hot Shot's Secret (3) Lucas Oil (1) Mahle (5) Merchant Automotive (9) Mishimoto Performance Parts (10) Pacific Performance Engineering (9) Performance Diesel Worx (1) Wehrli Custom Fabrication (9) XDP MFG (6)

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57 products

Mishimoto MMRA - LC Liquid Chill Radiator Coolant Additive - Southern Diesel Supply

Mishimoto Performance Parts

Mishimoto MMRA-LC Liquid Chill Radiator Coolant Additive

Sale price$23.99

Mishimoto MMTS - CHV - 01DH High Temperature Coolant Thermostats (2001 - 2016 Duramax) - Southern Diesel Supply

Mishimoto Performance Parts

Mishimoto MMTS-CHV-01DH High Temperature Coolant Thermostats (2001-2016 6.6L Duramax)

Sale price$110.99

Mishimoto MMTS - CHV - 01DL Low Temperature Coolant Thermostats (2001 - 2016 Duramax) - Southern Diesel Supply

Mishimoto Performance Parts

Mishimoto MMTS-CHV-01DL Low Temperature Coolant Thermostats (2001-2016 6.6L Duramax)

Sale price$110.99

Mishimoto MMHOSE - CHV - 06D Silicone Radiator Hose Kit (2006 - 2010 Duramax) - Southern Diesel Supply

Mishimoto Performance Parts

Mishimoto MMHOSE-CHV-06D Silicone Radiator Hose Kit (2006-2010 6.6L Duramax)

Sale price$418.99

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Mishimoto MMRAD - DMAX - 06 Aluminum Performance Radiator (2006 - 2010 Duramax) - Southern Diesel Supply

Mishimoto Performance Parts

Mishimoto MMRAD-DMAX-06 Aluminum Performance Radiator (2006-2010 Duramax)

Sale price$999.99

Merchant Automotive

Merchant Automotive 10439 Coolant Thermostat Housing Gasket (2-Pack) (2001-2016 6.6L Duramax)

Sale price$19.99

Merchant Automotive

Merchant Automotive 10406 Lower Radiator Coolant Pipe O-Rings (Radiator Side) (2006-2010 6.6L Duramax)

Sale price$9.99

Merchant Automotive

Merchant Automotive 10248 Water Pump Seal (2001-2016 6.6L Duramax)

Sale price$13.99

Merchant Automotive

Merchant Automotive 10345 Water Pump Gasket Kit (2001-2016 6.6L Duramax)

Sale price$41.99

Merchant Automotive

Merchant Automotive 10307 Rear Cover Coolant Seals (Pair) (2001-2010 6.6L Duramax)

Sale price$6.99

Merchant Automotive

Merchant Automotive 10428 Engine Coolant Thermostat Kit (2001-2010 6.6L Duramax)

Sale price$117.99

Merchant Automotive

Merchant Automotive 10089 Billet Coolant Block-Off Plate (2001-2025 6.6L Duramax)

Sale price$59.99

Merchant Automotive

Merchant Automotive 10543 Water Pump (With Housing) (2006-2016 6.6L Duramax)

Sale price$279.99

Merchant Automotive

Merchant Automotive 10061 Coolant Tank Float Switch (2001-2010 6.6L Duramax)

Sale price$39.99

Mahle

MAHLE C31889 Engine Coolant Thermostat Housing Gasket (2001-2016 6.6L Duramax)

Sale price$2.99

Mahle

MAHLE B33276 Engine Coolant Thermostat Housing O-Ring (2001-2016 6.6L Duramax)

Sale price$2.99

Mahle

MAHLE C31900 Coolant Thermostat Housing Gasket (2001-2016 6.6L Duramax)

Sale price$6.99

Mahle

MAHLE K31904 Water Pump Seal (2001-2016 6.6L Duramax)

Sale price$1.99

Mahle

MAHLE GS33752 Water Pump Gasket Kit (2001-2010 6.6L Duramax)

Sale price$20.99

Lucas Oil

Lucas Oil 10640 Super Coolant

Sale price$12.99

Hot Shot's Secret

Hot Shot's Secret 150K Mile Extended Life Green Coolant (1 Gal)

Sale price$16.99

Hot Shot's Secret

Hot Shot's Secret 150,000 Mile Heavy Duty Extended Life Yellow (1 Gal)

Sale price$16.99

Hot Shot's Secret

Hot Shot's Secret 750,000 Mile Heavy Duty Ultra Long Life Red (1 Gal)

Sale price$19.99

CSF 10551 AC Condenser (2001 - 2014 Duramax) - Southern Diesel Supply

CSF

CSF 10551 AC Condenser (2001-2014 6.6L Duramax)

Sale price$97.99

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At Southern Diesel Supply, we are passionate about power, performance, and precision. Specializing in premium accessories for RAM, Chevrolet, GMC, and Ford, we provide truck owners with the best upgrades to enhance durability, style, and functionality.