SKU: 20972BMF-12 | UPC: 653374978392
Nitrous Express 12lb Bottle Hellcat Supercharger Lid Nitrous/Water Injection Kit (100–400 HP)
Built for supercharged 6.2L HEMI platforms, this Nitrous Express system pairs a billet supercharger lid featuring integrated nitrous/fuel passages with a complete 12 lb bottle kit. The spraybar-less design promotes even distribution, crisp throttle response, and reliable gains from 100 to 400 horsepower when properly jetted and tuned. Direct-fit solution for Hellcat/Redeye/Demon, Trackhawk, Durango SRT Hellcat, and Ram TRX applications.
Key Features
- Complete Power Package (100–400 HP): Includes billet lid with internal passages, 12 lb nitrous bottle, quality solenoids, lines, jets, wiring/activation hardware, and install components.
- Billet Aluminum Lid: CNC-machined replacement improves airflow and integrates clean plumbing for nitrous and fuel.
- Spraybar-less Distribution: Internal routing helps deliver an even N2O/fuel mixture across the supercharger discharge.
- Direct-Fit for 6.2L S/C HEMI: Uses factory-style mounting points for a tidy, serviceable install.
- Track-Ready Reliability: Engineered for high-boost, high-heat environments common to Hellcat-family engines.
Product Notes
- Configuration: Kit with 12 lb bottle, jets provided for multiple power levels. Tuning and colder spark plugs recommended.
- Emissions: Non-CARB, for off-road/competition use where permitted.
- Prop 65: May expose you to chemicals known to the State of California to cause cancer or reproductive harm.
- Special Order: Availability may vary, lead times can apply.
Installation Notes
- Professional installation recommended. Verify lid sealing surfaces and torque to OEM specification.
- Route nitrous/fuel lines per NX guidance, confirm bottle pressure management and safety devices (WOT/window switch).
- Retune/verify AFR and ignition timing for the selected shot use appropriate octane.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2023–2025 | Dodge | Durango | SRT Hellcat |
| 2021 | Dodge | Durango | SRT Hellcat |
| 2021–2024 | Ram | 1500 | TRX (6.2L S/C) |
| 2018 | Dodge | Challenger | SRT Demon |
| 2015–2023 | Dodge | Challenger | SRT Hellcat / Widebody |
| 2019–2023 | Dodge | Challenger | Redeye / Redeye Widebody |
| 2015–2023 | Dodge | Charger | SRT Hellcat / Widebody / Redeye |
| 2018–2021 | Jeep | Grand Cherokee | Trackhawk |
Why Choose Nitrous Express?
- Proven nitrous engineering with integrated-passage, platform-specific lid design.
- Clean, serviceable install using premium solenoids and hardware.
- Designed to thrive on demanding, high-output supercharged HEMI builds.
Frequently Asked Questions
- Q: What’s included?
A: Billet supercharger lid, 12 lb bottle, solenoids, lines, jets, wiring/activation hardware, and mounting components. - Q: Do I need a tune?
A: Yes. Verify fueling and spark for your selected shot. Wideband monitoring and colder plugs are recommended. - Q: Is it street-legal?
A: Not CARB-approved, intended for off-road/competition use where allowed.
Shipping & Handling
- Method: Ground shipping; bottle ships empty per regulations.
- Availability: Usually ships in 3–5 business days, special-order lead times may apply.
- Packaging: Securely boxed and foam-padded to protect machined surfaces.





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