These nitrous solenoids are designed to replace the solenoids in NOS Super Pro Shot systems, or can be used by those who wish to custom-build their own system. These state-of-the-art solenoids will deliver a nitrous flow rate of up to 400 HP with a low 8.6 amp draw. Features include a stainless steel body, a special bubble-tight seal, a high-lift plunger for increased flow, and compact size.