Nitrous Kits of 2025
Best Choice1
Clicked 7 times in the last monthNitrous ExpressNitrous Express - 4150 Dual Stage Billet Crossbar Nitrous Kit (50-300 & 100-500HP) w/10lb Bottle (66042-10)
Main highlights- With no spray bars to sag, rotate or disrupt airflow, this is truly the Next Generation in cross bar nitrous plate technology.
- This valve not only looks great; It is packed with features including two integrated gauge ports, 5/8 siphon tube, a large .500 orifice and an improved flow path with only one 45 degree turn.
- The new NX Billet Crossbar nitrous plate systems have just raised the bar in nitrous plate technology.
- The CNC machined design eliminates round spray bars resulting in excellent atomization and cylinder distribution.
- Systems with a bottle include the billet aluminum Lightning 500 bottle valve.
9.9Exceptional
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Value for Money2
Nitrous ExpressNitrous Express 20934-10 90mm EFI Nitrous Kit with 4-Bolt Plate for GM LS Engine
Main highlights- Nitrous Express Nitrous Oxide Injection System Kit 20934-10
9.8Exceptional
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3
Nitrous ExpressNitrous Express - Mainline Carb Nitrous Kit w/10lb Bottle (ML1000)
Main highlights- The ML1000 will outperform any other 250HP carbureted kit on the market, guaranteed to make 250HP.
- Most of it s competitors promise 250HP but only produce 160WHP!.
- MainLine Systems benefit from the years of research and development that made Nitrous Express the leader in the nitrous world, but at a price even the most budget-restricted racer can afford.
- Just the basics, no frills, just rock solid performance at rock bottom prices.
- If you are a serious nitrous junkie on a tight budget we have what you have been waiting for! NX introduces MainLine Nitrous Systems.
9.5Excellent
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4
Nitrous Express11% OffNitrous Express Nitrous Oxide System, Proton Plus, Wet, Single Stage, 35-150 HP, 10 lb Bottle, White, Universal EFI, Kit
Main highlights- Nitrous System with 10 lbs.
- Model Number: 20421-10
- Item Package Weight: 20.0 lb
- Item Package Dimension: 28.0" L x 11.0" W x 10.0" H
9.4Excellent
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5
Nitrous ExpressNitrous Express - 4150 Hitman 4-BBL Nitrous Kit (100-200HP) w/10lb Bottle (40040-10)
Main highlights- With no spray bars to sag, split, block airflow, or damage this is truly the Next Generation in plate technology.
- This new innovation in plates provides superior distribution and outstanding atomization.
- The Phase 3 series nitrous plates are the Next Generation in nitrous performance and reliability.
- For the enthusiast who wants to use nitrous yet does not want to spend a lot of money, the Hitman is the way to go.
- Equipped with the latest Lightning bottle valve, stainless bottle brackets and the adjust-ability of three horsepower settings: 100-150-200.
9.1Excellent
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6
Nitrous ExpressNitrous Express - Proton Series Nitrous Kit w/10lb Bottle (20420-10)
Main highlights- This system fits all electronic fuel injected vehicles with a single throttle body.
- This Proton system includes: 10lb nitrous bottle with a standard bottle valve.
- The black anodized aluminum housing not only looks great, it pulls heat away from the solenoids for extreme durability.
- Proton systems contain high quality, made in the USA, solenoids that are capable of producing 250 horsepower to the wheels.
- Proton Series nitrous systems combine performance, durability and value in a compact and easy to mount module.
8.9Very Good
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7
Nitrous Express14% OffNitrous Express - Dry EFI Single Nozzle Nitrous Kit (35-150HP) w/10lb Bottle (21000-10)
Main highlights- This system provides nitrous through a single Dry Nozzle.
- This system does not add fuel and is intended to be used with an engine management system that can add nitrous enrichment fuel through the engines injectors.
- This NX Dry nitrous system comes complete with a 1/8npt dry nozzle, a single .093 Lightning solenoid.
- Systems with a bottle include the billet Lightning bottle valve, wide open throttle switch.
- Includes nitrous jets for 35-50-75-100-125 &150 HP.
8.8Very Good
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8
Cold Fusion NitrousNitrous Fogger Kit | Cold Fusion Nitrous | Direct Port Fogger Hardware Kit
Main highlights- Set of 300HP Jets
- Comes with all other needed fittings
- 8 - Stainless Steel 90 Degree Nozzles
- 4 - Distribution Blocks with Fittings
- 2 - Pro Nitrous Side Port Solenoids
- 2 - Fuel Solenoids
- 16 - Stainless Steel Tubes
8.5Good
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9
Nitrous ExpressNitrous Express - Motorcycle 4 Cyl Dry Nitrous Kit w/2.5lb Bottle (62000-2.5P)
Main highlights- This system is capable of 200 WHP* and the solenoids are designed to be used with the NX Maximizer Progressive controller for the ultimate nitrous experience!.
- This is what happens when you ask the mad scientists at NX to address the issues with mounting and plumbing a dry direct port style configuration into any Sportbike air lid! Jetting is simplified allowing a single jet to control the Nitrous flow for all the nozzles, not the traditional 4 jets that are normally required to change power levels.
- The new distribution block design is extremely easy to mount, using bulkhead style distribution block allowing the installer to make custom length nozzle lines on site to simplify difficult installs.
- System Includes: Bulkhead Distribution block to mount in airbox.
- System Includes: .078" Nitrous Solenoid.
8.4Good
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10
Nitrous ExpressNitrous Express Carb Nitrous Kit w/10lb Bottle (ML1001)
Main highlights- The ML1001 will outperform any other 250HP carbureted kit on the market, guaranteed to make 250HP.
- Most of it s competitors promise 250HP but only produce 160WHP!.
- MainLine Systems benefit from the years of research and development that made Nitrous Express the leader in the nitrous world, but at a price even the most budget-restricted racer can afford.
- Just the basics, no frills, just rock solid performance at rock bottom prices.
- If you are a serious nitrous junkie on a tight budget we have what you have been waiting for! NX introduces MainLine Nitrous Systems.
8.3Good
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