PPE Diesel 119000820 2001-2020 GM 6.6L Duramax Coolant Block-Off Plate - Billet Aluminum - Black CORE-400 One of the biggest issues

One of the biggest issues on the 5

4wd pickups require sway-bar link bracket with PowerPack/TorqueTubes systems

These 1/4 horsepower compressors have an oil-less design

Push-Pull Style Switch

An internal baffle keeps the collected oil from splashing around under race conditions

PPE Diesel 119000820 2001-2020 GM 6.6L Duramax Coolant Block-Off Plate - Billet Aluminum - Black CORE-400 One of the biggest issuesThe OEM block off plate uses a gasket and can leak over time. The PPE billet block off plate is thicker and uses an O ring seal. The O ring is made from Viton more maximum longevity. The PPE billet block off plate installs using the OEM fasteners.