Merchant Automotive Transmission Cooler Line Repair Kit 01-05 6.6L GM Duramax options:with tool If you are running a

If you are running a tuner on an otherwise stock truck with a VGT charger

you may ask

This type of system works pretty well

or nearly anywhere

Merchant Automotive Transmission Cooler Line Repair Kit 01-05 6.6L GM Duramax options:with tool If you are running aOne of the most plaguing issues of owning an Allison equipped Duramax truck are the leaky transmission cooler lines. This kit from Merchant Automotive will eliminate your woes once and for good. A permanent solution to a growing problem. As these trucks are getting a few years older, the transmission cooler lines can start to develop leaks. This is more common in cold weather as the rubber hose on the line shrinks and allows leaks around the factory