Merchant Automotive

The Merchant Automotive 10000 High Performance Motor Mounts for your 01-10 GM 6.6L Duramax have been designed to maintain the alignment features of stock mounts while adding strength and durability...

The Merchant Automotive 10381 T-Case Upgrade for your 01-07 GM 6.6L Duramax is the best upgrade you can make to your GM transfer case (model 136, 146, 246, 261, 261HD, 263HD, 263XHD, 261XHD) to...

The Merchant Automotive 10012 Stainless Steel Tie Rod Sleeves for your 01-10 GM 6.6L Duramax increase strength and rigidity in the tie rods in the front of your truck. Under extreme use tie rods...

The Merchant Automotive 10001 Transfer Case Pump Upgrade Kit with Fluid for your 01-07 GM 6.6L Duramax is the best upgrade you can make to your GM transfer case (model 136, 146, 246, 261, 261HD,...

The Merchant Automotive 10089 Billet Coolant Block-Off Plate eliminates the common leaking issue in your 2001-2017 GM 6.6L Duramax. The factory coolant block-off plate has a cast design with...

The Merchant Automotive 10090 Glow Plug Delete Kit includes glow plug replacements for your performance built 2001-2005 GM 6.6L Duramax. The Glow Plug Delete is intended for use on purpose...

The Merchant Automotive 10091 Glow Plug Delete Kit includes glow plug replacements for your performance built 2006-20016 GM 6.6L Duramax. The Glow Plug Delete is intended for use on purpose...

The Merchant Automotive 10170 Turbo Resonator Delete Plate for your 2011-2016 GM 6.6L Duramax will dress things up under your hood by deleting your resonator! Get rid of that big black factory box...

The Merchant Automotive 10184 Pushrods for your 01-10 GM 6.6L Duramax are used for higher RPM then stock or higher boost levels, there is a tremendous amount of stress on the pushrods, add an...

The Merchant Automotive 10185 A15 Transfer Case Magnetic Drain Plug Kit for your 01-07 GM 6.6L Duramax are designed to catch small debris and help extend fluid life in your pickup. This kit...

The Merchant Automotive 10186 Transmission Rear Housing Support for your 2001-2007 GM 6.6L Duramax fits your Allison 4x4 Transmission.This support can keep your Allison four wheel drive housing from...

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. Over time, the Fuel Filter Head can leak...

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. It increases transfer case performance by...

The Merchant Automotive 10195 Transmission Rear Housing Support for your 07.5-10 GM 6.6L Duramax fits your Allison 4x4 Transmission.This support can keep your Allison four wheel drive housing from...

The Merchant Automotive 10196 Upper Valve Cover Bolt Kit replaces the damaged or stripped out bolts in your 2001-2004 GM 6.6L Duramax LB7. Sold in packs of 11. FEATURES: Upper Valve Cover...