EFI Nitrous Systems » 4 Cylinder EFI Direct Ports

4 Cylinder EFI Direct Port Nitrous systems

  • These Nitrous Express nitrous systems inject nitrous directly into each runner for superior cylinder to cylinder distribution.
  • These systems can be configured for street vehicles as well as full race vehicles.
  • These complete nitrous systems provide more than a standard nitrous kit. We include the nuts, bolts, electrical connectors, wire and many other hookup parts that are not included in many n2o kits.
4-Cyl Direct Port Nitrous System, EFI, Gasoline (100-150-250HP)  / 4-Cyl Direct Port Nitrous System, EFI, Gasoline
4-Cyl Direct Port Nitrous System, EFI, Gasoline (100-150-250HP)
Part# 80004EFI-10
$883.71 
Dry Direct Port Nitrous System, 4 Cylinder / Dry Direct Port Nitrous System, 4 Cylinder
Dry Direct Port Nitrous System, 4 Cylinder
Part# 93046-10
$673.00