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The Nitrous Express 4150 Hitman Plus 4‑barrel kit is a low-cost, upgradeable nitrous system offering four horsepower settings: 50, 100, 150 and 200 HP. The Hitman Plus uses Phase 3 spraybarless plates for improved distribution and atomization, and it can be upgraded to Stage Six capability and 300 HP with larger N2O components. The system ships less bottle and includes a 40A relay plus WOT switch and bracket.
Nitrous Express 4150 Hitman Plus 4-BBL Nitrous Kit (50-200HP) w/o Bottle
