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The Nitrous Express NX dual-nozzle nitrous kit for GM EFI engines delivers adjustable 100–300 wheel horsepower gains in 25HP steps and includes a 5lb nitrous bottle. Dual Shark nozzles and Lightning high-flow solenoids provide tunable power without direct porting, and the kit ships with a stainless bottle bracket, extra-long braided N2O line and complete installation hardware.
Nitrous Express GM EFI Dual Nozzle Nitrous Kit (100-300HP) w/5lb Bottle
