SPL Parts Rear Upper Arm Monoball Bushings Nissan GT-R 2009-2021 | SPL RUAB R35 vendor_APR you can simply unscrew the

you can simply unscrew the banjo and you will have a female -4 AN to which you can connect the fitting of your choice

For GR86 and BRZ

While this can be set up as a vent-to-atmosphere style blow off valve

It is specifically engineered to provide crisper clutch engagement and improved consistency

SPL Parts Rear Upper Arm Monoball Bushings Nissan GT-R 2009-2021 | SPL RUAB R35 vendor_APR you can simply unscrew theProduct Fitment: 2009 2021 Nissan GT R Upgrade your Nissan GT R R35 rear suspension with SPL Parts FKS Rear Upper Control Arm Monoball Bushings (RUAB). Designed to replace the stock rubber bushings, these monoball bushings eliminate flex and reduce binding or friction, maintaining precise suspension geometry under load for improved handling, feedback, and consistency. Key Features Monoball Design Replaces stock rubber bushings with low friction