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NX - Nitrous Express
Founded by a racer frustrated with lagging nitrous technology, Nitrous Express makes nitrous oxide injection systems designed from the ground up to be the most advanced,...
Founded by a racer frustrated with lagging nitrous technology, Nitrous Express makes nitrous oxide injection systems designed from the ground up to be the most advanced, most reliable, and most potent systems available. Built and extensively tested in America, NX “wet” nitrous systems arrive ready to install, without all the trial-and-error associated with other nitrous kits, and with accurate at-the-wheel horsepower ratings. In pursuit of perfect nitrous/fuel delivery, Nitrous Express CNC-machines its own high-efficiency, low-turbulence valves, jets, and solenoids. For complete systems, or components...
Founded by a racer frustrated with lagging nitrous technology, Nitrous Express makes nitrous oxide injection systems designed from the ground up to be the most advanced, most reliable, and most potent systems available. Built and extensively tested in America, NX “wet” nitrous systems arrive ready to install, without all the trial-and-error associated with other nitrous kits, and with accurate at-the-wheel horsepower ratings. In pursuit of perfect nitrous/fuel delivery, Nitrous Express CNC-machines its own high-efficiency, low-turbulence valves, jets, and solenoids. For complete systems, or components to complete or expand your existing nitrous setup, check out NX Nitrous Express products, available from Summit Racing!
Showing In Stock Items. Show All 393 Items.
Nitrous Oxide Systems, Dry Direct Port EFI, 6 Cylinder, 75-375 HP, 10 lb. Aluminum Bottle, Wiring, Hardware, Universal, Kit
Part Number: NEX-93066-10
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous System, 10 lb Bottle, V6 Gas EFI Kit, 60-90-120-150-200-250 HP, Kit
Part Number: NEX-80006EFI-10
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous System, 15 lb Bottle, 4-Cyl, Gas Kit, 100-150-200-250 HP, Kit
Part Number: NEX-80004-15
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous Oxide System, Piranha Nozzle, Wet, 50-75-100-150-200 HP, 15 lb. Bottle, White, Universal, Kit
Part Number: NEX-80004EFI-15
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous Oxide System, Piranha Nozzle, Wet, 50-75-100-150-200 HP, 10 lb. Bottle, White, Universal, Kit
Part Number: NEX-80004EFI-10
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous System; Piranha EFI Direct Port; Nitrous System; 4 Cyl.; 50-300 WHP; Piranha Nozzle; Extra Long D-4 St
Part Number: NEX-80004EFI-00
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous System, 5 lb Bottle, 4-Cyl, Gas Kit, 100-150-200-250 HP, Kit
Part Number: NEX-80004-05
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous System, Triple-D System, No Bottle, 500 HP, Dry, 3 Stage, Kit
Part Number: NEX-80020-00
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous System, 10 lb Bottle, 4-Cyl, Gas Kit, 100-150-200-250 HP, Kit
Part Number: NEX-80004-10
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous System; Piranha EFI Direct Port; Nitrous System; 4 Cyl.; 50-300 WHP; Piranha Nozzle; Extra Long D-4 St
Part Number: NEX-80004EFI-05
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous Oxide Systems, Dry Direct Port EFI, 6 Cylinder, 75-375 HP, 12 lb. Carbon Fiber Bottle, Wiring, Hardware, Universal, Kit
Part Number: NEX-93066-12
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous System, 15 lb Bottle, V6 Gas EFI Kit, 60-90-120-150-200-250 HP, Kit
Part Number: NEX-80006EFI-15
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous System, VXL EFI System, 10 lb. Bottle, 500 HP, 8-Cylinder, White, Kit
Part Number: NEX-80019EFI-10
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous System, 4-Cyl, Gas Kit, 100-150-200-250 HP, No Bottle
Part Number: NEX-80004-00
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous Oxide Systems, Dry Direct Port EFI, 6 Cylinder, 75-375 HP, 15 lb. Aluminum Bottle, Wiring, Hardware, Universal, Kit
Part Number: NEX-93066-15
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous System, Triple-D System, 12 lb. Bottle, 500 HP, Dry, 3 Stage, Kit
Part Number: NEX-80020-12
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous Oxide Systems, SSV Direct Port EFI, 8 Cylinder, 200-500 HP, 10 lb. Aluminum Bottle, Wiring, Hardware, Universal, Kit
Part Number: NEX-80016EFI-10
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous System, Triple-D System, 15 lb. Bottle, 500 HP, Dry, 3 Stage, Kit
Part Number: NEX-80020-15
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous System, 12 lb Bottle, 4-Cyl, Gas Kit, 100-150-200-250 HP, Kit
Part Number: NEX-80004-12
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous Oxide System, Annular Nozzles, 8 Cylinder, Carbureted, Kit
Part Number: NEX-80018-10
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous System, 12 lb Bottle, V6 Gas EFI Kit, 60-90-120-150-200-250 HP, Kit
Part Number: NEX-80006EFI-12
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous Oxide System, Piranha Nozzle, Wet, 50-75-100-150-200 HP, 12 lb. Bottle, White, Universal, Kit
Part Number: NEX-80004EFI-12
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous System, 5 lb Bottle, V6 Gas EFI Kit, 60-90-120-150-200-250 HP, Kit
Part Number: NEX-80006EFI-05
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous System, 10 lb Bottle, Vortech, Nozzle Kit, Gas 200-500 HP, Kit
Part Number: NEX-80016-10
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous System, V6 Gas EFI Kit, 60-90-120-150-200-250 HP, No Bottle
Part Number: NEX-80006EFI-00
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
