Talk to a Mustang Expert
Mon - Sun, 8:30 AM EST - 11:00 PM EST

Free Shipping On Orders Over $49. Details

JLT Performance PCV Pre-Filter ('96-'04 Cobra, '99-'04 GT, '03-'04 Mach 1) - Installation

Installation Time

60 minutes

Installation - 1996-2004 Cobra & Mach 1:

Passenger Side: *USE LARGER GROMMET INCLUDED IN THIS KIT* Pull out hose and fitting from grommet in valve cover. Screw Pre-Filter into grommet, screw 90 degree fitting into Pre-Filter and reconnect hose as shown:

Installation - 1999-2004 Mustang GT 4.6L:

Driver Side*USE SMALLER GROMMET INCLUDED IN THIS KIT* Pull stock hose from fitting on valve cover. Install Pre-Filter onto the fitting Grommet side first and reinstall PCV hose as shown. Oil on grommet and hose will help install.

Installation instructions provided by JLT.

Related Guides