Pro Mod style Direct-port system for carbureted four cylinder engine. Complete with 'Lightning' nitrous and fuel solenoids capable of up to 300HP, braided stainless hoses,four Piranha nozzles, fuel pump, relay, microswitch, arming switch, jetting for 100,150,200,250HP. Includes a 2.5 lb. bottle and 2 stainless steel bottle brackets.