ISR Performance oil restrictor
Oil Restrictor for use with ISR ball bearing turbos oil.
**NOT FOR USE WITH ISR JOURNAL BEARING TURBOS** (IS-RS3871 & IS-RST25/28)
Specifications:
- .036″ restrictor
- 7/16-24 thread
- -3an male
LEGAL IN CALIFORNIA ONLY FOR RACING VEHICLES WHICH MAY NEVER BE USED, OR REGISTERED OR LICENSED FOR USE, UPON A HIGHWAY