JLT Performance Oil Separator 3.0 Black 11-17 Mustang GT 11-14 F150 5.0 Passenger side The new design is the 3.0 because it hold 3 oz of fluid where the original held a little over 1 oz Solid and thick Billet construction Easy install with full directions and videos NEW 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 This kit is specific for the 2011-17 Mustang GT / 2012-13 BOSS 302 / 2015-2017 GT350 / 2011-14 F-150 5.0L passenger side. Includes factory PCV hose for easy plug and play installation.