Nitrous Express Master Flo-Check Pro (6 Certified Gauge & Molded Case)

The Master Flo-Check Pro system allows you to set your flowing fuel pressure without pouring fuel into your engine. This PRO version includes a 6 in. super high accuracy gauge which allows you to set fuel pressure in 1/8 lb. increments.

• Includes 6 in. Gauge To Set Pressure In 1/8 lb. Increments