Vibrant · New
Vibrant LS Engine Fuel Pressure Adapter Fitting
MPN 16791 · Store SKU vib16791
Supplier stock checked 11/7/2026, 12:06:33 PM UTC. Adding a part does not reserve it.
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Product details
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. LS Engine Fuel Pressure Adapter Fitting; 4AN Female Flare to 1/8" NPT Female
Manufacturer fitment & guides
Check 16791 against the manufacturer’s application information below.