Replace the factory RB oil filter housing with a compact, high-flow billet adapter that makes adding an oil cooler or a remote filter mount simple and reliable. Co-developed by GReddy and Taarks, this bolt-on block is CNC-machined from 6061-T6 aluminum and black-anodized for durability and a clean, motorsport look.

Key Features

• Direct bolt-on replacement for the OEM oil filter housing
• CNC 6061-T6 billet aluminum with black anodized finish
• High-flow ports for easy oil cooler or remote filter plumbing
• Two auxiliary 1/8" NPT ports for oil pressure/temperature sensors
• Laser-marked branding and flow orientation for quick, accurate setup

Fitment

• Nissan RB20 / RB25 / RB26 / RB30 engines
  (Commonly Skyline R32/R33/R34 applications. Check block pattern before ordering.)

Thread / Port Details

• Main outlet/return: accepts ORB to AN adapters (commonly used with -10AN plumbing)
• Sensor ports: 1/8" NPT (not BSPT). Use appropriate senders or adapters.

What’s Included

• Billet oil block adapter
• ORB to AN fittings (-10AN adapters, qty 2)
• 1/8" NPT port plugs (qty 2)
• Temp sender block-off plug
• Viton O-rings and stainless mounting hardware

Recommended Pairings (Sold Separately)

• GReddy / GREX Type I Thermostatic Oil Cooler Block (3/4"-16 UNF)
• GReddy Type G Remote Oil Filter Relocation Block (3/4"-16 UNF)
• -10AN braided lines and quality hose ends
• Oil temp / pressure gauges or sensors (1/8" NPT)