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Bar-and-plate aerospace-grade aluminum transmission cooler for 2011-2014 LMM/LML Duramax, direct bolt-in factory-mount replacement, densest fin count on the market per the manufacturer, 250 PSI rated, 18 lbs, limited lifetime warranty.
FrankBUILT transmissions only - unlimited miles
Continental U.S., restrictions apply
Every build assembled by our team
Team ready to help