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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 345 Items.
Nitrous Oxide System, Proton, Wet, 35, 50, 75, 100, 125, 150 hp, 10 lb Bottle, Microswitch Activation, Kit
Part Number: NEX-20421-10
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Nitrous Oxide System, Proton, Wet, 35, 50, 75, 100, 125, 150 hp, Universal, Push-Button Activation, Kit
Part Number: NEX-20421-00
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Nitrous Oxide System, Proton, Wet, 35, 50, 75 hp, 10 lb Bottle, Universal, Push-Button Activation, Kit
Part Number: NEX-20420-10
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Nitrous Oxide, Proton, Wet, 35, 50, 75, 100, 125, 150 hp, 15 lb Bottle, Universal, Microswitch Activation, Kit
Part Number: NEX-20421-15
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Nitrous Oxide System, Proton, Wet, 35, 50, 75 hp, 5 lb Bottle, Universal, Push-Button Activation, Kit
Part Number: NEX-20420-05
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Nitrous Oxide System, Proton, Wet, 35, 50, 75 hp, 15 lb Bottle, Universal, Push-Button Activation, Kit
Part Number: NEX-20420-15
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Nitrous Oxide, Proton, Wet, 35, 50, 75, 100, 125, 150 hp, Universal, TPS Activation, Kit
Part Number: NEX-20422-00
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Nitrous Oxide System, Proton, Wet, 35, 50, 75, 100, 125, 150 hp, 10 lb Bottle, Universal, TPS Activation, Kit
Part Number: NEX-20422-10
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Nitrous Oxide, Proton, Wet, 35, 50, 75, 100, 125, 150 hp, 5 lb Bottle, Universal, Microswitch Activation, Kit
Part Number: NEX-20421-05
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Nitrous Oxide, Proton, Wet, 35, 50, 75, 100, 125, 150 hp, 5 lb Bottle, Universal, TPS Activation, Kit
Part Number: NEX-20422-05
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Nitrous Oxide, Proton, Wet, 35, 50, 75, 100, 125, 150 hp, 10 lb Bottle, Universal, TPS Activation, Kit
Part Number: NEX-20422-12
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Nitrous Oxide, Proton, Wet, 35, 50, 75, 100, 125, 150 hp, 15 lb Bottle, Universal, TPS Activation, Kit
Part Number: NEX-20422-15
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Nitrous Oxide System, Proton, Wet, 35, 50, 75 hp, Universal, Push-Button Activation, Kit
Part Number: NEX-20420-00
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Nitrous Oxide System, Proton, Wet, 35, 50, 75 hp, 10 lb Bottle, Universal, Push-Button Activation, Kit
Part Number: NEX-20420-12
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Nitrous Oxide, Proton, Wet, 35, 50, 75, 100, 125, 150 hp, 10 lb Bottle, Universal, Push-Button Activation, Kit
Part Number: NEX-20421-12
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
NISSAN GT-R NITROUS PLATE SYSTEM (35-300HP) WITHOUT BOTTLE
Part Number: NEX-20717-00
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
NISSAN GT-R NITROUS PLATE SYSTEM (35-300HP) W/ 5LB BOTTLE BOTTLE
Part Number: NEX-20717-05
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
NISSAN GT-R NITROUS PLATE SYSTEM (35-300HP) W/ 15LB BOTTLE
Part Number: NEX-20717-15
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Nitrous Oxide System, GT-R R35, Wet Style, Throttle Body Spacer Plate, Bottle, 10 lbs. Capacity, Nissan, Kit
Part Number: NEX-20717-10
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Nitrous Oxide System, GT-R R35, Wet Style, Throttle Body Spacer Plate, Bottle, 12 lbs. Capacity, Nissan, Kit
Part Number: NEX-20717-12
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Nitrous System, 10 lb Bottle, EFI, Dry, Single Nozzle Kit, 35-150 HP, Kit
Part Number: NEX-21000-10
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Nitrous System, EFI, Dry, Single Nozzle Kit, 35-150 HP, No Bottle
Part Number: NEX-21000-00
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Nitrous System, GM EFI, All, Single Nozzle Kit, 35-50-75-100-150 HP, No Bottle
Part Number: NEX-20920-00
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Nitrous Oxide System, EFI Single Nozzle, Wet, 35-150 hp, 5 lb. Bottle, White, Chevy, V6/V8, Kit
Part Number: NEX-20930-05
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Nitrous Oxide System, EFI Single Nozzle, Wet, 35-150 hp, 15 lb. Bottle, White, Chevy, V6/V8, Kit
Part Number: NEX-20930-15
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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