Vibrant's Chevy LS Engine Fuel Pressure Adapter allows you to install an aftermarket fuel pressure gauge to your LS engines factory fuel rail (must remove Schrader valve). Features a female -4 AN thread on one end and a female 1/8" NPT thread on the other, making it useful for other applications as well.
- Clearance Item:
- N
- MPN:
- 16791
