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  • 2004.5-2005 Chevrolet 6.6L Duramax LLY

2004.5-2005 Chevrolet 6.6L Duramax LLY

Mishimoto is proud to offer a full line of performance cooling parts for your Chevy Duramax. Whether you’re maxing out your tow capacity or daily driving your Duramax, Mishimoto's performance products offer the dependability that every driver needs to stay on the road and keep going strong. All Mishimoto products include a lifetime warranty, so no matter what, we have you covered!
Shop all 2004.5-2005 Chevrolet 6.6L Duramax LLY

2004.5-2005 Chevrolet 6.6L Duramax LLY

2004.5-2005 Chevrolet 6.6L Duramax LLY

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  • Chevrolet/GMC 6.6L Duramax Intercooler, 2001-2005
    Chevrolet/GMC 6.6L Duramax Intercooler, 2001-2005
    Chevrolet/GMC 6.6L Duramax Intercooler, 2001-2005
    Chevrolet/GMC 6.6L Duramax Intercooler, 2001-2005
    Chevrolet/GMC 6.6L Duramax Intercooler, 2001-2005
    Chevrolet/GMC 6.6L Duramax Intercooler, 2001-2005
    Chevrolet/GMC 6.6L Duramax Intercooler, 2001-2005
    Chevrolet/GMC 6.6L Duramax Intercooler, 2001-2005
    Chevrolet/GMC 6.6L Duramax Intercooler, 2001-2005
    Chevrolet/GMC 6.6L Duramax Intercooler, 2001-2005
    Chevrolet/GMC 6.6L Duramax Intercooler, 2001-2005
    Chevrolet/GMC 6.6L Duramax Intercooler, 2001-2005
    Chevrolet/GMC 6.6L Duramax Intercooler, 2001-2005
    Chevrolet/GMC 6.6L Duramax Intercooler, 2001-2005
    QUICK VIEW

    Chevrolet/GMC 6.6L Duramax Intercooler, 2001-2005

    Regular Price: $1,097.20

    Sale Price $987.95

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  • Chevrolet/GMC 6.6L Duramax Aluminum Radiator, 2001-2005
    Chevrolet/GMC 6.6L Duramax Aluminum Radiator, 2001-2005
    Chevrolet/GMC 6.6L Duramax Aluminum Radiator, 2001-2005
    Chevrolet/GMC 6.6L Duramax Aluminum Radiator, 2001-2005
    Chevrolet/GMC 6.6L Duramax Aluminum Radiator, 2001-2005
    Chevrolet/GMC 6.6L Duramax Aluminum Radiator, 2001-2005
    Chevrolet/GMC 6.6L Duramax Aluminum Radiator, 2001-2005
    QUICK VIEW

    Chevrolet/GMC 6.6L Duramax Aluminum Radiator, 2001-2005

    Regular Price: $859.44

    Sale Price $773.95

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  • Chevrolet/GMC 6.6L Duramax Hot-Side Intercooler Pipe and Boot Kit, 2004.5-2010
    Chevrolet/GMC 6.6L Duramax Hot-Side Intercooler Pipe and Boot Kit, 2004.5-2010
    Chevrolet/GMC 6.6L Duramax Hot-Side Intercooler Pipe and Boot Kit, 2004.5-2010
    Chevrolet/GMC 6.6L Duramax Hot-Side Intercooler Pipe and Boot Kit, 2004.5-2010
    Chevrolet/GMC 6.6L Duramax Hot-Side Intercooler Pipe and Boot Kit, 2004.5-2010
    Chevrolet/GMC 6.6L Duramax Hot-Side Intercooler Pipe and Boot Kit, 2004.5-2010
    QUICK VIEW

    Chevrolet/GMC 6.6L Duramax Hot-Side Intercooler Pipe and Boot Kit, 2004.5-2010

    Regular Price: $286.00

    Sale Price $257.95

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  • Chevrolet/GMC 6.6L Duramax (LB7/LLY) Transmission Cooler, 2003-2005
    Chevrolet/GMC 6.6L Duramax (LB7/LLY) Transmission Cooler, 2003-2005
    Chevrolet/GMC 6.6L Duramax (LB7/LLY) Transmission Cooler, 2003-2005
    Chevrolet/GMC 6.6L Duramax (LB7/LLY) Transmission Cooler, 2003-2005
    Chevrolet/GMC 6.6L Duramax (LB7/LLY) Transmission Cooler, 2003-2005
    Chevrolet/GMC 6.6L Duramax (LB7/LLY) Transmission Cooler, 2003-2005
    QUICK VIEW

    Chevrolet/GMC 6.6L Duramax (LB7/LLY) Transmission Cooler, 2003-2005

    Regular Price: $442.00

    Sale Price $375.95

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  • Mishimoto Universal High-Flow Baffled Catch Can Kit
    Mishimoto Universal High-Flow Baffled Catch Can Kit
    Mishimoto Universal High-Flow Baffled Catch Can Kit
    Mishimoto Universal High-Flow Baffled Catch Can Kit
    Mishimoto Universal High-Flow Baffled Catch Can Kit
    QUICK VIEW

    Mishimoto Universal High-Flow Baffled Catch Can Kit

    Regular Price: $234.00

    Sale Price $210.95

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  • Chevrolet/GMC 6.6L Duramax Factory-Fit Boot Kit, 2004.5-2005
    Chevrolet/GMC 6.6L Duramax Factory-Fit Boot Kit, 2004.5-2005
    Chevrolet/GMC 6.6L Duramax Factory-Fit Boot Kit, 2004.5-2005
    Chevrolet/GMC 6.6L Duramax Factory-Fit Boot Kit, 2004.5-2005
    Chevrolet/GMC 6.6L Duramax Factory-Fit Boot Kit, 2004.5-2005
    Chevrolet/GMC 6.6L Duramax Factory-Fit Boot Kit, 2004.5-2005
    QUICK VIEW

    Chevrolet/GMC 6.6L Duramax Factory-Fit Boot Kit, 2004.5-2005

    Regular Price: $273.00

    Sale Price $245.95

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  • Chevrolet/GMC 6.6L Duramax High Temperature Thermostats (set of 2), 2001-2016
    QUICK VIEW

    Chevrolet/GMC 6.6L Duramax High Temperature Thermostats (set of 2), 2001-2016

    Regular Price: $90.90

    Sale Price $72.95

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  • Chevrolet/GMC 6.6L Duramax Low Temperature Thermostats (set of 2), 2001-2016
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    Chevrolet/GMC 6.6L Duramax Low Temperature Thermostats (set of 2), 2001-2016

    Regular Price: $93.60

    Sale Price $74.95

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  • Chevrolet/GMC 6.6L Duramax Silicone Coolant Kit, 2001-2005
    Chevrolet/GMC 6.6L Duramax Silicone Coolant Kit, 2001-2005
    Chevrolet/GMC 6.6L Duramax Silicone Coolant Kit, 2001-2005
    QUICK VIEW

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

    Regular Price: $312.00

    Sale Price $280.95

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  • 10-Row Universal Oil Cooler Kit
    10-Row Universal Oil Cooler Kit
    10-Row Universal Oil Cooler Kit
    10-Row Universal Oil Cooler Kit
    10-Row Universal Oil Cooler Kit
    10-Row Universal Oil Cooler Kit
    10-Row Universal Oil Cooler Kit
    10-Row Universal Oil Cooler Kit
    10-Row Universal Oil Cooler Kit
    QUICK VIEW

    10-Row Universal Oil Cooler Kit

    Regular Price: $358.80

    Sale Price $304.95

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  • Mishimoto 3.0" to 3.5" Transition Duracore™ Boot
    QUICK VIEW

    Mishimoto 3.0" to 3.5" Transition Duracore™ Boot

    Regular Price: $46.80

    Sale Price $42.95

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  • Mishimoto Universal Transmission Fluid Cooler, 20" x 7.5" x 0.75"
    Mishimoto Universal Transmission Fluid Cooler, 20" x 7.5" x 0.75"
    Mishimoto Universal Transmission Fluid Cooler, 20" x 7.5" x 0.75"
    QUICK VIEW

    Mishimoto Universal Transmission Fluid Cooler, 20" x 7.5" x 0.75"

    Regular Price: $93.60

    Sale Price $79.95

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