PPE Crankcase Breather Filter Kit For 2004.5-2005 GMC Chevrolet 6.6L Duramax LLY 2017-2023-6-6l-l5p-duramax Locking connectors

Locking connectors

Front Lens: Hard Coated Polycarbonate

Features 4" polished T-304 stainless steel tips

Bypass design provides the ultimate

PPE Crankcase Breather Filter Kit For 2004.5-2005 GMC Chevrolet 6.6L Duramax LLY 2017-2023-6-6l-l5p-duramax Locking connectorsEngine runaway can be caused by oil vapor that travels through the crankcase breathers and into the intake system. Uncontrolled fueling of the engine is extremely dangerous. Upgrading the crankcase breathers and adding a PPE Filter Kit helps solve this runaway problem and stops normal oil vapor from contaminating the turbo, intercooler, and intake system. Other benefits of properly venting the crankcase are reduced internal engine pressures which will