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The Nitrous Express NX dual-stage nitrous kit for GM EFI provides two 50–150HP stages and includes a 10lb nitrous bottle. Dual Shark nozzles and Lightning high-flow solenoids allow stepped power control without direct porting, and the kit arrives with a stainless bottle bracket, extra-long braided N2O line and all hardware needed for installation on compatible EFI engines.
Nitrous Express GM EFI Dual Stage Nitrous Kit (50-150HP x 2) w/10lb Bottle
