Merchant Automotive

Brand new rear transfer case housing for 263X & 261XD Transfer Cases in your 2001-2007 GMC/Chevy Duramax 6.6L diesel truck.

The Merchant Automotive 10604 263XHD Transfer Case is an upgraded replacement for your 2001-2007 GM 6.6L Duramax LB7/LLY/LBZ with push-button transfer case operation. Built for increased durability, and reliability, Merchant Automotive has addressed common failure items in the factory case.

Merchant Automotive upgraded this Transfer Case to improve the performance and prevent future problems on your 2001-2007 GMC/Chevy 6.6L Duramax truck.

Merchant Automotive designed this Transfer Case Pump Upgrade to improve the performance and the pump rub problems on your 2001-2007 GMC/Chevy 6.6L Duramax truck.

Merchant Automotive designed this Transfer Case Gasket as a high-quality replacement that goes between the Allison rear housing adapter and the transfer case for your 2001-2007 GMC/Chevy 6.6L Duramax truck.

Merchant Automotive designed this Transfer Case Pump Upgrade Combo Kit to repair the damaged transfer case with easy installation for your 2001-2007 GMC/Chevy 6.6L Duramax truck.

Merchant Automotive designed this Transfer Case Pump Upgrade Combo Kit w/ Fluid to improve the performance and the pump rub problems on your 2001-2007 GMC/Chevy 6.6L Duramax truck.

Merchant Automotive designed this Transfer Case Pump Upgrade w/ Plugs & Fluid to improve the performance and the pump rub problems on your 2001-2007 GMC/Chevy 6.6L Duramax truck.

Merchant Automotive Transfer Case Rear Output Seal is a great OEM replacement for your 2001-2007 GMC/Chevy 6.6L Duramax truck.

Merchant Automotive designed this Transfer Case Magnetic Drain Plug to capture debris and long-lasting fluid life for your 2001-2007 GMC/Chevy 6.6L Duramax truck.

Merchant Automotive Deluxe Bearing & Seal Kit provides all bearings and seals in the 263XHD transfer case for your 2001-2007 GMC/Chevy 6.6L Duramax truck.

Merchant Automotive Deluxe Transfer Case Seal Kit includes all seals that are used when rebuilding transfer case or major overhaul for your 2001-2007 GMC/Chevy 6.6L Duramax truck.

Merchant Automotive Deluxe Transfer Case Seal Kit is designed to improve the performance and the pump rub problems on your 2001-2007 GMC/Chevy 6.6L Duramax truck.

Merchant Automotive High Performance Motor Mounts are designed to retain with the alignment features of stock mounts with strength and durability on your 2001-2010 GMC/Chevy 6.6L Duramax truck.

Merchant Automotive High Performance Motor Mounts are a great upgrade for high horsepower applications and a superior replacement with polyurethane bushings that will last longer and better performance for your 2011-2016 GMC/Chevy 6.6L Duramax truck.

Merchant Automotive Oil Cooler is a great direct fit replacement for the clogged or contaminated oil cooler on your 2001-2010 GMC/Chevy 6.6L Duramax truck.

Merchant Automotive Oil Cooler Install Kit is a great OEM replacement when deterioration and failure occurs in the engine's oil system on your 2001-2010 GMC/Chevy 6.6L Duramax truck.

The Merchant Automotive 10193 Performance Transfer Case Oil for your 2001-2016 GM 6.6L Duramax is specially designed for use in GM Transfer Cases.

The Merchant Automotive 10192 Fuel Filter Head Rebuild Kit for your 2001-2010 GM 6.6L Duramax allows you to rebuild your leaking Fuel Filter Head.

Designed for all models of the Duramax 6.6L, this reamer tool effectively removes carbon and soot buildup from glow plug holes. Proper cleaning is essential to prevent glow plug tip breakage during installation, which can lead to severe engine damage—including harm to the piston, valves, and cylinder head—if debris falls into the combustion chamber