PERRIN Oil Temp / Pressure Adapter 2015-2025 Subaru WRX & 2013-2025 Crosstrek/OBXT/LGT/Impreza & BRZ/GR86 Subaru-WRX-2005 The top bore edge radius

The top bore edge radius makes it comfortable for ring gapping

16" in size

all while producing a race-inspired exhaust note

Year Make Model Submodel 2006-2014 Subaru Impreza WRX 2006-2021 Subaru Impreza STI

The GD WRX and STI's EJ205 and EJ207 turbocharged engines benefit significantly from the improved turbocharger efficiency and reduced back pressure the divorced wastegate catted downpipe provides

PERRIN Oil Temp / Pressure Adapter 2015-2025 Subaru WRX & 2013-2025 Crosstrek/OBXT/LGT/Impreza & BRZ/GR86 Subaru-WRX-2005 The top bore edge radiusPERRIN 15 25 Subaru WRX & 13 25 Crosstrek OBXT LGT Impreza & BRZ GR86 Oil Temp Pressure Adapter