The CSF OEM+ replacement intercooler for your 2011-2016 6.6L LML Duramax is constructed from the highest quality components for the best aftermarket OE replacement intercooler on the market. CFS is an ISO certified cooling system manufacturer and is an industry leader in automotive cooling for both OE and performance aftermarket.
Each intercooler is built with cast aluminum end tanks and 100% tig welded construction with OEM style tube and fin cores. This intercooler is a direct drop in that requires no modification for installation and meets or exceeds the OEM intercooler specifications.