The Ross Performance Parts Oil Return Adaptor is a direct replacement for the OEM oil filter block to allow plumbing of upgraded and improved oiling systems, whether it’s a Dry Sump system, External Oil Pump, Remote Oil Filter, Oil Cooler, or a combination. 
Easy to install and featuring aftermarket sensor support, flexible plumbing options and clearly labeled ports, the Ross Performance Parts Oil Return Adaptor is a must have for your upgraded oil system.

Nissan SR20 Wet or Dry Sump Oil Return Block
Key Features:

Mounts in OEM Oil Filter location for easy installation
Includes 3 sensor ports:

2x 1/8 NPT – Aftermarket Sensor Ports (Plugs included)
1x AN-6 Port for SR20VE Conversions (VVL) (Plug included) 

Laser etched oil flow direction
Designed in house at Ross using CMM technology and 3D modelling to ensure perfect fitment
Manufactured from aerospace grade aluminium using multi-axis precision CNC machines
ORB style ports thread-milled to maintain high quality surface finish and tight tolerances
Threaded stud manufactured from high carbon steel
Anodized gloss black for corrosion resistance
Uses grade 10.9 or better hardware