2011 6.6L Duramax Intercooler Upgrade

Black Sheep Diesel Performance Verified independent store

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Steady power output even under extreme temperatures. Adds +95% core volume and 69% greater inlet area over stock, with high-efficiency custom-machined cast end tanks with wide-open inlet and outlet. Includes mandrel-bent high-flow boost tubes - large, high-efficiency all-aluminum end tanks and all necessary hardware. Show more