Merchant Automotive Transfer Case Pump Upgrade Kit 01-07 6.6L GM Duramax NL-67OCRK Sold individually: build the set

Sold individually: build the set you need

Fleece set out to create the cleanest and simplest to install system on the market

all while fitting directly into the stock mounting locations for an easy install

For those that want the ultimate growl out of their Cummins

but also the transmission's

Merchant Automotive Transfer Case Pump Upgrade Kit 01-07 6.6L GM Duramax NL-67OCRK Sold individually: build the setCase rub, its real, and its unfortunate, but it will destroy the transfer case behind your Duramax. Fortunately, Merchant Automotive has the cure with their pump upgrade combo kit that will effectively allow you to prevent a damaged transfer case. WHAT IS PUMP RUB? The GM transfer cases use a gear pump inside the case that is driven off the mainshaft. The pump forces oil to the planetary as well as the drive sprocket sleeve. Because the pump is driven