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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!
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Water/Methanol Injection System, Gas, Stage 1 Boost, Kit
Part Number: NEX-15020
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Water Injection Reservoir, Methanol, Plastic, Black, 2 1/2 Gallon, Each
Part Number: NEX-15050
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Water/Methanol Injection System, Gas, Stage 1, Direct Port, 8-Cylinder, Hard Lines, Kit
Part Number: NEX-15122H
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Water/Methanol Injection System, Gas, Stage 2, Direct Port, 4-Cylinder, Hard Lines, Kit
Part Number: NEX-15125H
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Water/Methanol Injection System, Gas, Stage 2, Direct Port, 6-Cylinder, Hard Lines, Kit
Part Number: NEX-15126H
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Water/Methanol Injection System, Gas, Stage 2, LT4 Supercharger Lid, Hard Lines, Kit
Part Number: NEX-15127H-LT4
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Water/Methanol Injection System, Gas, Stage 3, Direct Port, 4-Cylinder, Hard Lines, Kit
Part Number: NEX-15130H
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Direct Port Water Methanol, 4 cylinder stage 1 w/ Hardlines
Part Number: NEX-15120H
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Direct Port Water Methanol, 6 Cylinder Stage 1 w/ Hardlines
Part Number: NEX-15121H
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous Oxide Injection System Kit, LT2 C8 NITROUS PLATE SYSTEM (50-300HP) W/15LB BOTTLE
Part Number: NEX-20962-15
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous Oxide Injection System Kit Nitrous & Water Methanol System w/Billet LT4 Supercharger Lid No Bottle
Part Number: NEX-20939BMF-00
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous Oxide System, Holley High-Ram Plenum Plate, Intake Spacer Plate, Wet, Gasoline, 10 lbs. Bottle, Stainless Steel Brackets, Fuel Injection, Kit
Part Number: NEX-20940-10
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous Oxide Injection System Kit Nitrous System with Billet LT4 Supercharger Lid w/ No bottle
Part Number: NEX-20939-00
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous Oxide System, Holley High-Ram Plenum Plate, Intake Spacer Plate, Wet, Gasoline, 15 lbs. Bottle, Stainless Steel Brackets, Fuel Injection, Kit
Part Number: NEX-20940-15
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
NOx Injection System Kit, Coyote Dry Direct Port Plate System(No Bottle)
Part Number: NEX-20957-00
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous Oxide Injection System Kit, LT2 C8 NITROUS PLATE SYSTEM (50-300HP) W/10LB BOTTLE
Part Number: NEX-20962-10
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous Oxide Injection System Kit, 112mm Adapter Plate System/10Lb Bottle
Part Number: NEX-20917-10
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous Oxide Injection System Kit 3.6L V6 DODGE PLATE SYSTEM (50-200HP) W/ 15LB BOTTLE
Part Number: NEX-20971-15
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous Oxide Injection System Kit 4150 RNC Conventional Plate System w/ .375" Solenoid w/ 10lb Bottle
Part Number: NEX-55140-10
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous Oxide Injection System Kit 4500 RNC Conventional Plate System w/ .375" Solenoid w/ 10lb Bottle
Part Number: NEX-55170-10
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Nitrous Oxide Injection System Kit 4500 RNC Conventional Plate System w/ .375" Solenoid No Bottle
Part Number: NEX-55170-00
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
NOx Injection System Kit, Coyote Dry Direct Port Plate System(10LB Bottle)
Part Number: NEX-20957-10
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Fuel Rail; Single Hole Injection Rail Upgrade; Incl. Fitting; 2 Double Hole Rails; Pipe Plugs
Part Number: NEX-90001
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Fuel Rail; Double Hole Injection Rail Upgrade; Incl. Rail Fittings; 2 Blue/2 Red Single Hole Rails; Pipe Plugs
Part Number: NEX-90002
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
NOx Injection System Kit, Coyote Dry Direct Port Plate System(15LB Bottle)
Part Number: NEX-20957-15
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
