2001-2016 GM 6.6L Duramax Air Bleeder Screw Gold The engineered design includes cast

The engineered design includes cast aluminum fins and heats sinks to improve heat dissipation

electrical wiring

preventing collapse

Heat Sleeves should be used anywhere sensitive items

This cover offers maximum durability thanks to its thick

2001-2016 GM 6.6L Duramax Air Bleeder Screw Gold The engineered design includes castThe damage and distortion that typically happens with plastic bleeder screws from the high under hood temperatures and routine use will no longer be a problem. Billet aluminum makes the PPE Air Bleeder Screw a lot stronger and weather resistant. The new redesign makes for quick and easy operation with either a flat head screwdriver or nut driver. The machined air channel on the threads functions to bleed air. Beware of inferior bleeder screws without