Nitrous Express · New
Nitrous Express Nitrous Pressure Gauge 4in-High Accuracy 4AN
MPN 15541 · Store SKU nex15541
Supplier stock checked 11/7/2026, 11:10:24 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
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. 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 inch super high accuracy gauge which allows you to set fuel pressure in 1/8 lb. increments. Nitrous Pressure Gauge 4 inch-high accuracy 4AN Nitrous Oxide Pressure Gauge
Manufacturer fitment & guides
Check 15541 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y