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Nitrous Express 4150 Covert Crossbar Plate System Pro Power 100-500HP (12lb Bottle)

Nitrous Express · New

Nitrous Express 4150 Covert Crossbar Plate System Pro Power 100-500HP (12lb Bottle)

MPN 63541-12 · Store SKU nex63541-12

$2,077.37
CHECK AVAILABILITY0 in supplier warehouses. Ask JuiceBuilt about availability.

Supplier stock checked 11/7/2026, 4:07:57 PM UTC. Adding a part does not reserve it.

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Product details

It is packed with features including two integrated gauge ports, 5/8 siphon tube, a large .325 orifice and an improved flow path with only one 45 degree turn. The Lightning 45 bottle valve looks great, flows great and weighs nearly one full pound less than our old style brass valve. This crossbar nitrous system includes more than the standard crossbar nitrous kit. It includes a custom solenoid bracket, billet aluminum y fittings, braided stainless solenoid to plate lines, nickel plated fittings, wide open throttle switch, master arming switch, 40 Amp relay and relay harness. This system is designed for 4150 flange manifolds and includes jetting for 50, 100, 150, 200, 250 & 300HP. The new NX Covert Crossbar nitrous plate systems have just raised the bar in nitrous plate technology. The CNC machined design eliminates round spray bars resulting in excellent atomization and cylinder distribution. With no spray bars to sag, rotate or disrupt airflow, this is truly the Next Generation in cross bar nitrous plate technology. This system includes a 15lb nitrous bottle with the billet aluminum Lightning 45 bottle valve. This valve not only looks great 4150 Covert Crossbar Plate System, Pro Power 100-500Hp ( 12#Bottle)

Manufacturer fitment & guides

Check 63541-12 against the manufacturer’s application information below.

A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.

Part-specific notes

  • Not CARB approved. Destination and intended-use restrictions must be checked before sale.
  • Emissions acknowledgement required before purchase.
  • California Proposition 65: Y
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