Holley 2 Barrel Nitrous System 3 Plate Gasoline 50-300Hp with 10Lb Bottle Nitrous Express NX 30026-10 - USA-NX-30026-10 - Holley 2 Barrel Nitrous System Tri-Power 3 Plate Gasoline 50-300Hp These systems feature the most advanced technology using the conventional spraybarless design. The Phase 3 series nitrous plate (for the center carb) in conjunction with 2 spacers provide the Next Generation in nitrous performance and reliability. This new innovation in nitrous plate technology provides superior distribution and outstanding atomization. With no spray bars to sag, split, block airflow, or damage this is truly the Next Generation in nitrous plate technology. Systems come complete and include limited lifetime guaranteed Lightning solenoids, heavy duty 40 amp relay, nitrous bottle, stainless bottle brackets, and extra long supply line. If you have an aftermarket engine management system that is capable of adding nitrous enrichment fuel and want this system DRY (no fuel components), please contact us. THE NITRO BOTTLE IS EMPTY!