Perrin Air Oil Separator FMIC Mounting Bracket 02-21 Subaru WRX / 04-21 STI | PSP-ENG-625 Vehicle Make_Pontiac each stud is centerless ground

each stud is centerless ground to make it as close to perfectly concentric as possible

(1) Two-Piece MAF Housing

Part #: HF501

DB Series Green AFR gauge

Perrin Air Oil Separator FMIC Mounting Bracket 02-21 Subaru WRX / 04-21 STI | PSP-ENG-625 Vehicle Make_Pontiac each stud is centerless groundProduct Fitment: 2002 2021 Subaru WRX 2004 2021 Subaru STI The Perrin Performance Air Oil Separator FMIC Mounting Bracket (PSP ENG 625) is a precision engineered mounting solution designed specifically for 2002 2021 Subaru WRX and 2004 2021 STI models. This essential component allows secure integration of air oil separators with front mount intercooler systems, optimizing engine bay packaging and maintaining proper oil vapor management in high