New from Holley – the Sniper 250 Carbureted Nitrous Plate Kits. These budget-friendly kits include everything you need to easily add 250HP to your ride. See more details below.

Official Release:

Holley/MSD is pleased to announce the release of Nitrous Oxide Systems’ budget-friendly, big-power Sniper 250 nitrous kits. These kits create an additional 250 horsepower for high-performance engines equipped with any of three popular carburetors – Holley Dominators (PN 07003NOS), Quadrajets (spread bore, PN 07007NOS), and 4150s (square flange, PN 07002NOS).

Single-stage Sniper 250 wet nitrous kits come complete with everything you need to easily boost horsepower. They include 10-pound Sniper orange nitrous bottles, 14-foot -4AN feed lines, stainless steel nitrous plates, all-new large-body Sniper solenoids, jetting for an additional 150, 175, 200, and 250 horsepower, and all the hardware for a quick, hassle-free installation.


  • Budget friendly
  • Up to 250 HP shot
  • Complete with everything you need to easily boost horsepower