Perrin Oil Fill Cap - Red - 02-21 Subaru WRX / 2022 BRZ & GR86 / 04-21 STI / 00-18 Forester XT - PSP-ENG-711RD Subaru WRX 2002-2007 This part is the larger

This part is the larger of the two differential bearings (bell case side)

allowing users to define their failsafe strategy from something as simple as flashing a warning light to more advanced strategies like pulling boost or ignition or switching fuel maps on a standalone engine management system

2007:Dodge:Magnum:SRT8

Double support bearing

1984:Nissan:Maxima:GL

Perrin Oil Fill Cap - Red - 02-21 Subaru WRX / 2022 BRZ & GR86 / 04-21 STI / 00-18 Forester XT - PSP-ENG-711RD Subaru WRX 2002-2007 This part is the largerReplace the ugly yellow plastic OEM oil fill cap with the sexy billet aluminum PERRIN Oil Fill Cap! (1) Oil Fill Cap (1) O Ring Warranty & Instructions Perrin 02 21 Subaru WRX 2022 BRZ & GR86 04 21 STI 00 18 Forester XT Oil Fill Cap Red