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20-1000-0485 4AN ORB Swivel Banjo to 8
the new slotted bolt holes allow for a much easier install as the shield can be dropped into place and situated without needing to squeeze your hand into tiny engine bay gaps to blindly insert tiny bolts at the same time
Alcohols/Diesel @ 3
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These fittings have a 45 degree adjustable swiveling angle
Perrin Air Oil Separator AOS for 2015-2021 WRX (PSP-ENG-609) *Discontinued* Enkei 20-1000-0485 4AN ORB Swivel BanjoPerrin air oil separator for 2015 2021 Subaru WRX. An AOS traps oil from the crankcase vents before it enters the intake, reduces carbon build up, increases intercooler efficiency, which reduces the chance of performance robbing detonation. Available in black, red or neon yellow. Vehicle Fitment: 2015 2021 Subaru WRX Fits with TMIC or FMIC Installation Guide PDF More Info: The Perrin Air Oil Separator is not a catch can. Catch cans capture engine blow