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The Nitrous Express Covert Crossbar plate system is designed for 4150 flange manifolds and provides staged nitrous jetting for 50–300 HP with robust onboard features. Its CNC machined crossbar eliminates round spray bars, improving atomization and cylinder distribution under boost. The package includes integrated gauge ports, a 5/8" siphon tube, a .325 orifice, the billet Lightning 45 bottle valve, solenoid and line hardware, WOT and arming switches, plus relay wiring.
Nitrous Express 4150 Covert Crossbar Plate System Stage 6 50-300HP (12lb Bottle)
