J&L 20-21 Chevy Silverado/GMC Sierra 2500/3500 6.6L Drivers Side Oil Separator 3.0 - Clear Anodized 2019 Audi Q8 Premium Plus GMC K25 High Sierra 1976

GMC K25 High Sierra 1976 to 1978

Cadillac Fleetwood 75 Formal 1977

1970-1974 Alfa Romeo Berlina 2

and you can completely remove it just as quickly for full bed access

2006 Mitsubishi Lancer Evolution MR

J&L 20-21 Chevy Silverado/GMC Sierra 2500/3500 6.6L Drivers Side Oil Separator 3.0 - Clear Anodized 2019 Audi Q8 Premium Plus GMC K25 High Sierra 1976Air Freight Prohibited: false Not Carb Approved: true Carb Acknowledgement Required: f Ltl Freight Required: false Prop 65: Y Epa: N A During the process of venting crankcase pressure back through your intake track, large amounts of oil, in the form of vapors can gather accumulate in your intake tube, intake manifold runners and even dilute your gas, lowering its octane level. This happens on all engines and is even worse with forced inducted vehicles