Made in the USA by Performance Fuel Systems, Inc.
EFI Fuel Rail Pressure Gauge Adapter allows for a plumbing connection directly to the vehicle’s fuel system service port schrader valve. Ideal for connecting remote fuel pressure gauges or an easy access fuel connection without modifying the fuel lines. Does not require removal of the service port's internal Schrader valve.
Fitting is made of 6061 T-6 aluminum with a 1/8 inch NPT female port opposite the fuel rail service port end, hard-coated anodized red.
Application: For all GM fuel service ports. Most common applications are all GM LS engines, ’85-‘89 GM 350/305 TPI, Buick GN, and many other.