2004.5-2005 GM 2500HD/3500HD 6.6L LLY Duramax Transfer Cases & Parts

Your transfer case is the core of your 4-wheel drive system, so ensuring it operates optimally is essential for a smoothly functioning truck! Fortunately, we provide a wide variety of transfer cases and components, including structural braces, pump housings, transfer case fluid, and more! Check out our full selection of Transmission & Transfer Case Upgrades for maximum performance and reliability! GM Duramax Fitments: 2004, 2005 GM 6.6L Duramax. Submodel Fitments: WT, Custom, LT, LTZ, High Country, 1LT, 2LT, Pro, SLE, SLT, AT4, Denali. Some exceptions apply, please see individual product pages for specific fitments.

GM Duramax>2004.5-2005 6.6L LLY
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PPE 129001000 HD Transfer Case Pump Housing Upgrade Kit Pump Rub Kit | 2001-2006 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
PPE 129001000 HD Transfer Case Pump Housing Upgrade Kit Pump Rub Kit | 2001-2006 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
PPE 129001000 HD Transfer Case Pump Housing Upgrade Kit Pump Rub Kit | 2001-2006 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
PPE 129001000 HD Transfer Case Pump Housing Upgrade Kit Pump Rub Kit | 2001-2006 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

PPE

PPE 129001000 HD Transfer Case Pump Housing Upgrade Kit Pump Rub Kit | 2001-2006 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: PPE129001000
$67.49
PPE 129020107 Transfer Case Brace | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax with Allison Transmission
PPE 129020107 Transfer Case Brace | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax with Allison Transmission

PPE

PPE 129020107 Transfer Case Brace | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax with Allison Transmission

SKU: PPE129020107
$134.99
Merchant 10604 263XHD Transfercase | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Merchant 10604 263XHD Transfercase | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Merchant Automotive

Merchant 10604 263XHD Transfercase | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: MAT10604
$2,299.84
Merchant 10772 Transfer Case Pump Combo | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Merchant 10772 Transfer Case Pump Combo | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Merchant Automotive

Merchant 10772 Transfer Case Pump Combo | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: MAT10772
$509.64
Wehrli 100130 Allison Transfer Case Brace | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100130 Allison Transfer Case Brace | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100130 Allison Transfer Case Brace | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Wehrli Custom Fab

Wehrli 100130 Allison Transfer Case Brace | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: WCF100130-GB
From $173.63
Merchant 10186 Transmission Rear Housing Support | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Merchant 10186 Transmission Rear Housing Support | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Merchant Automotive

Merchant 10186 Transmission Rear Housing Support | 2001-2007 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: MAT10186
$149.63

2004.5-2005 6.6L Silverado & Sierra 2500HD/3500HD

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