J&L Oil Separator 3.0 Driver Side (1999-2004 Ford Mustang Cobra & 2003-2004 Ford Mustang Mach 1) Finish:Black Anodized 28% better than stock

28% better than stock

With a high friction surface and no oily residue

This kit was designed to avoid check engine lights with it's properly mapped Mass Air Flow Sensor

Stock intake boxes are a significant contributor to poor airflow which is why S&B designs custom air boxes with secondary and/or enlarged openings

J&L Oil Separator 3.0 Driver Side (1999-2004 Ford Mustang Cobra & 2003-2004 Ford Mustang Mach 1) Finish:Black Anodized 28% better than stockFITMENT: 1999 2004 Cobra Driver Side 2003 04 MACH I Driver Side J&L 3. 0 Oil Separator 3oz Capacity Solid billet construction. OEM Style quick connect PCV fittings Multi stage filter system designed to collect the finest of vapors and drop them into the easily removable bottom while allowing clean air to pass through to the intake. How does it work? During the process of venting crankcase pressure back through your intake track, large amounts of oil,