The Nitrous Express NX dual-nozzle nitrous kit for GM EFI engines supplies adjustable 100–300 wheel horsepower in 25HP increments and includes a 10lb nitrous bottle. Featuring dual Shark nozzles and Lightning high-flow solenoids, the kit provides broad, incremental power options and ships with a stainless bottle bracket, extra-long stainless braided N2O line and all necessary hardware for installation.
Nitrous Express GM EFI Dual Nozzle Nitrous Kit (100-300HP) w/10lb Bottle