01-17 Duramax Fleece Coolant Block Off Plate Fuel If you’re considering a compound

If you’re considering a compound system without a waste gate

The Juice with Attitude CS2 features a full-color high-resolution screen

The BDX handheld performance tuner gives the edge you need

CSF tests every radiator design in-house with their state-of-the-art testing facility that includes wind tunnel

Fast guide to Smarty's software levels

01-17 Duramax Fleece Coolant Block Off Plate Fuel If you’re considering a compoundUpgrade your rear engine cover and stop the coolant leaks for good! Fleece's blocking plate for 2001 2017 GM Duramax diesels is thicker than the stock plate and has an integral square cut O ring with no gasket required. OE covers are prone to leakage over time, our billet coolant block off plate with an integral O ring is an upgrade for your rear engine cover and will the stop the coolant leaks for good. Direct Replacement for GM P N: 97941204 Fleece