We are experiencing product shortages and longer than expected lead times on many items. Please email us with questions. Thank you for your patience and support.
We are experiencing product shortages and longer than expected lead times on many items. Please email us with questions. Thank you for your patience and support.
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  • Duramax
    • Duramax 2001-2004 LB7
      • EFI Live Custom Tuning
      • Intakes
      • Exhaust System
      • Fuel System
      • Engine Components
      • Turbochargers
      • Electronics/Monitors
      • Steering & Suspension Components
      • Suspension
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    • Duramax 2004.5-2005 LLY
      • EFI Live Custom Tuning
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    • Duramax 2006-2007 LBZ
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    • Duramax 2011-2014 LML
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    • Duramax 2015-2016 LML
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    • Duramax 2017-2019 L5P
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    • 2005-2007 5.9L Cummins
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    • 2007.5-2009 6.7L Cummins
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    • 2010-2012 6.7L Cummins
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    • 2013-2018 6.7L Cummins
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    • 1999-2003 7.3L Powerstroke
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    • 2003-2007 6.0L Powerstroke
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Home Cooling System 2004.5-2005 LLY

Cooling System

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Chevrolet/GMC 6.6L Duramax Thermostats (Set Of 2) 2001-2016
from $72.95

Chevrolet/GMC 6.6L Duramax Thermostats (Set Of 2) 2001-2016

Mishimoto

Features (Low Temp) Fits 2001–2016 Chevrolet/GMC 6.6L Duramax Activates at a lower temperature so coolant flows through the system earlier 174 &a...

View full details
WCFAB 2001-2005 LB7/LLY Duramax Upper Coolant Pipe
WCFAB 2001-2005 LB7/LLY Duramax Upper Coolant Pipe
Sale
from $125.13

WCFAB 2001-2005 LB7/LLY Duramax Upper Coolant Pipe

WCFAB

Powdercoat colors can be found here!   Aluminum Upper Coolant Pipe for LB7/LLY Duramax replaces the OEM rubber upper coolant hose and comes po...

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WCFAB 2001-2007 LB7/LLY/LBZ Duramax OEM Placement Coolant Tank Kit
WCFAB 2001-2007 LB7/LLY/LBZ Duramax OEM Placement Coolant Tank Kit
Sale
from $416.13

WCFAB 2001-2007 LB7/LLY/LBZ Duramax OEM Placement Coolant Tank Kit

WCFAB

Powdercoat colors can be found here!   2001-2007* Duramax Fabricated Aluminum Coolant Tank Kit for single turbo applications, mounts in OEM co...

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Chevrolet/GMC 6.6L Duramax Intercooler 2001-2005
Chevrolet/GMC 6.6L Duramax Intercooler 2001-2005
$987.95

Chevrolet/GMC 6.6L Duramax Intercooler 2001-2005

Mishimoto

Features Direct fit for 2001–2005 Chevrolet/GMC 6.6L Duramax All-aluminum cast end tanks Bar-and-plate core design Reduces turbo stress and exten...

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Chevrolet/GMC 6.6L Duramax Aluminum Radiator 2001-2005
Chevrolet/GMC 6.6L Duramax Aluminum Radiator 2001-2005
Sale
$859.44
$773.95

Chevrolet/GMC 6.6L Duramax Aluminum Radiator 2001-2005

Mishimoto

Features 100% brazed aluminum core TIG-welded to perfection Magnetic Drain Plug included Natural aluminum finish Mishimoto Lifetime Warranty D...

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Chevrolet/GMC 6.6L Duramax Silicone Coolant Hose Kit 2001-2005
Chevrolet/GMC 6.6L Duramax Silicone Coolant Hose Kit 2001-2005
$280.95

Chevrolet/GMC 6.6L Duramax Silicone Coolant Hose Kit 2001-2005

Mishimoto

Features Direct fit for the 2001–2005 Chevrolet/GMC 6.6L Duramax Four layers of heat-resistant fibers and silicone Max temperature of 330°F Effic...

View full details
MISHIMOTO LIQUID CHILL® RADIATOR COOLANT ADDITIVE
MISHIMOTO LIQUID CHILL® RADIATOR COOLANT ADDITIVE
Sale
$20.80
$15.95

MISHIMOTO LIQUID CHILL® RADIATOR COOLANT ADDITIVE

Mishimoto

Features Formulated to prevent future corrossion Reduces pre-existing buildup Decreases high coolant temperatures Does not require mixing Descri...

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MISHIMOTO LIQUID CHILL® SYNTHETIC ENGINE COOLANT
MISHIMOTO LIQUID CHILL® SYNTHETIC ENGINE COOLANT
from $20.95

MISHIMOTO LIQUID CHILL® SYNTHETIC ENGINE COOLANT

Mishimoto

Features Protects against boilover to 265°F and freezing to -26°F 1 gallon of premixed synthetic coolant Reduces engine wear Drops operating temp...

View full details
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