The NX integrated solenoid nitrous system for LS-1 and LS-2 engines with a 1pc MAF housing, is the state of the art in safe horsepower production. Compact, easy to install MAF housing, machined from billet 6061 aluminum, with integrated lifetime warranty solenoids. System comes complete without a bottle, bottle brackets, stainless braided nitrous and fuel feed lines, plug and play wiring harness, TPAS module, and all necessary hardware for a complete installation. Fits all GM one piece MAF applications. 35-200 Wheel Horsepower.