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The Nitrous Express NX dual-stage nitrous kit for GM EFI offers two independent stages of 50–150HP each, effectively doubling your stepped power options without direct porting. Dual Shark nozzles provide flexible tuning across a broad range, and the kit includes a stainless bottle bracket, Lightning solenoids, extra-long braided N2O line and all necessary hardware (less bottle) for installation.
Nitrous Express GM EFI Dual Stage Nitrous Kit (50-150HP x 2) w/o Bottle
