Merchant Automotive

The Merchant Automotive 10206 Transmission Cooler Line Repair Kit for your 01-05 GM 6.6L Duramax offers a permanent solution to a growing problem. As these trucks are getting a few years older,...

The Merchant Automotive 10207 Transmission Cooler Line Repair Kit for your 06-10 GM 6.6L Duramax offers a permanent solution to a growing problem. As these trucks are getting a few years older, the...

The Merchant Automotive 10228 S400 Oil Line Kit for your 01-10 GM 6.6L Duramax takes the guessing the out of plumbing in your upgraded turbocharger. This complete kit includes all the components...

The Merchant Automotive 10263 Oil Cooler Install Kit for your 2001-2010 GM 6.6L Duramax includes the needed gaskets and seals to properly install the oil cooler on your Duramax.Features:  For...

The Merchant Automotive 10293 Left Hand Dipstick Tube for your  is a great solution to tight clearance when a large turbo downpipe is used. Allows the transmission fluid to be checked from the...

The Merchant Automotive 10304 Stainless Steel Tie Rod Sleeves for your 2011-2016 GM 6.6L Duramax increase strength and rigidity in the tie rods in the front of your truck. Under extreme use tie...

The Merchant Automotive 10348 S400 Oil Feed Kit for your 01-10 GM 6.6L Duramax is a pre-made Oil Feed line designed to fit an S400 turbocharger on your Duramax. Features:  Fits S400...

The Merchant Automotive 10368 Fuel Filter Head Spacer for your 2011-2016 GM 6.6L Duramax helps with the tight fit to squeeze a filter wrench around the fuel filter with the newer longer filters...

The Merchant Automotive 10369 ZF6 Transmission Rear Housing Support for your 2001-2006 GM 6.6L Duramax ZF6 can keep the Rear Adapter Housing from cracking in the event of a driveline vibration...

The Merchant Automotive 10381 T-Case Upgrade with Drain Plugs 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,...

The Merchant Automotive 10382 T-Case Upgrade with Drain Plugs & 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,...

The Merchant Automotive 10459 Fuel Filter Head Rebuild Kit for your 2011-2016 GM 6.6L Duramax allows you to rebuild your leaking Fuel Filter Head. Over time, the Fuel Filter Head can leak...

The Merchant Automotive 10463 Deluxe Bearing & Seal Kit for your 2001-2007 GM 6.6L Duramax is the perfect option for those wanting to refresh their  transfer case. This all-inclusive...

The Merchant Automotive 10464 Deluxe Bearing & Seal Kit for your 2001-2007 GM 6.6L Duramax is the perfect option for those wanting to refresh their  transfer case. This all-inclusive kit...

The Merchant Automotive 10510 Water Pump Cover is an easy solution for repairing the damaged pump cover in your 2006-2016 GM 6.6L Duramax. Available only as a complete water pump assembly from...