Added second trans cooler silverado 5.3.
Added second cooler to silvy today.. It was an all day affair I made custom supports, and lowered the stock cooler. I lowered the stock cooler as it was dead center with the chevy emblem on the gri...
Forum Discussion
I installed the same type of system in my 2010 but I just spliced the tranny line out of the radiator and just tied the second cooler into there. With both coolers towing over 8,000 miles through out the US I have never had the temp climb above 170 degrees. And that was towing up very steep mountains in the Rockys. Most of the time it stays from 120 to 135.
