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Nitrous Express Nitrous & Water Injection Kit w/Billet LT4 Supercharger Lid w/10lb Bottle

SKU: NEX20939BMF-10

Nitrous Oxide Systems

NEX Nitrous Oxide Kits...

Nitrous Express Nitrous & Water Injection Kit w/Billet LT4 Supercharger Lid w/10lb Bottle

SKU: NEX20939BMF-10

Nitrous Oxide Systems

NEX Nitrous Oxide Kits...

A$7,469.49
Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.
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Description

This Billet LT4 Supercharger Lid replaces the upper supercharger lid on all GM LT4 Superchargers for a quick and clean install.Nitrous and fuel are injected into each cylinder from the side of the runner providing direct port like distribution ensuring maximum performance.This lid is made from a solid piece of billet aluminum with 1/8NPT machined directly into the plate so there is no need to worry about gaskets leaking.The nitrous system comes complete with billet aluminum and carbon fiber lightning solenoids, industry exclusive billet aluminum Lightning 500 bottle valve, stainless steel braided lines, stainless steel bottle brackets, wiring, switches jetting for 100 to 400WHP and every nut, bolt, and connector needed to install the system.The water/methanol system comes complete with billet aluminum and carbon fiber lightning water/methanol solenoids, high pressure electric pump, stainless steel hardlines, filtered nozzles, nickel plated fittings, composite reservoir, switches, NX stage 2 digital progressive controller that controls water methanol output, and every nut, bolt and connector needed to install the system.

Product Overview

This Billet LT4 Supercharger Lid replaces the upper supercharger lid on all GM LT4 Superchargers for a quick and clean install. Nitrous and fuel are injected into each cylinder from the side of the runner providing direct port like distribution ensuring maximum performance. This lid is made from a solid piece of billet aluminum with 1/8NPT machined directly into the plate so there is no need to worry about gaskets leaking. The nitrous system comes complete with billet aluminum and carbon fiber lightning solenoids, industry exclusive billet aluminum Lightning 500 bottle valve, stainless steel braided lines, stainless steel bottle brackets, wiring, switches jetting for 100 to 400WHP and every nut, bolt, and connector needed to install the system. The water/methanol system comes complete with billet aluminum and carbon fiber lightning water/methanol solenoids, high pressure electric pump, stainless steel hardlines, filtered nozzles, nickel plated fittings, composite reservoir, switches, NX stage 2 digital progressive controller that controls water methanol output, and every nut, bolt and connector needed to install the system.


Features and Benefits

  • Quick And Clean Install

Product Details

Add-On Part:GENX-2, 16008, 16006, 18959, 11107
Bottle Capacity:10
Bottle Color:White
Bottle Included:Yes
Description:Nitrous Oxide Injection System Kit
Hose Color:Stainless
Hose Material:Stainless Braided
Part Number:nex20939BMF-10
Prop 65 (C, R or CR):CR
Prop 65 - Short Label:prop65_warning.jpg
Prop 65 Yes/No:Yes
Title:Nitrous Nitrous & Water Methanol System w/Billet LT4 Supercharger Lid
Type:NA
Usage:Strip/Competition
WARNING CA Proposition 65 Message:Warning: Cancer and Reproductive Harm-www.P65Warnings.ca.gov.
WARNING CA Proposition 65:Yes

Part Type

Nitrous Oxide Injection System Kit

Data: v4.2 - Upd: 2026-10-13 17:37:54

Features

  • Quick And Clean Install

Specifications

Product Attributes - Brand
Nitrous Express (NX)
Product Attributes - Manufacturer's Part Number
20939BMF-10
Product Attributes - Part Type
Nitrous Oxide Systems
Product Attributes - Product Line
Nitrous Express LT4 Supercharger Lid Nitrous Systems
Product Attributes - UPC
653374974783
Product Attributes - Delivery Style
Supercharger lid
Product Attributes - Nitrous System Style
Wet
Product Attributes - Nitrous System Intended Fuel Type
Gasoline
Product Attributes - Maximum Advertised Horsepower Increase
300
Product Attributes - Activation
TPS
Product Attributes - Jet Sizes Included (hp)
50, 100, 150, 200, 250, 300
Product Attributes - Bottle Included
Yes
Product Attributes - Nitrous Bottle Capacity
10 lbs.
Product Attributes - Dual Stage
No
Product Attributes - Bottle Material
Aluminum
Product Attributes - Bottle Color
White
Product Attributes - Bottle Brackets Included
Yes
Product Attributes - Bottle Bracket Material
Stainless steel
Product Attributes - Quantity
Sold as a kit.
Product Attributes - Notes
Lid is black anodized. Kit includes Nitrous Express Stage 2 water/methanol injection system.

Reference Information

Brand Name/s Nitrous Express
StreetFX SKU nex20939BMF-10
SFX Item ID 4125976
Supplier Item Code 4125976
Manufacturer SKU 20939BMF-10
Manufacturer UPC 653374974783
Alternative References lt4, w/10lb

Compatibility

Application Data
  • UniversalNo
    Fuel Delivery TypeFuel injection
    MakeCADILLAC
    ModelCTS
    SubmodelV
    Beginning Year2016
    Ending Year2019
    Engine TypeV8
    Engine FamilyChevy small block Gen V
    Engine Size6.2L/376
    Application NotesKit includes Nitrous Express Stage 2 water/methanol injection system.
  • UniversalNo
    Fuel Delivery TypeFuel injection
    MakeCHEVROLET
    ModelCAMARO
    SubmodelZL1
    Beginning Year2017
    Ending Year2021
    Engine TypeV8
    Engine FamilyChevy small block Gen V
    Engine Size6.2L/376
    Application NotesKit includes Nitrous Express Stage 2 water/methanol injection system.
  • UniversalNo
    Fuel Delivery TypeFuel injection
    MakeCHEVROLET
    ModelCORVETTE
    SubmodelZ06
    Beginning Year2015
    Ending Year2019
    Engine TypeV8
    Engine FamilyChevy small block Gen V
    Engine Size6.2L/376
    Application NotesKit includes Nitrous Express Stage 2 water/methanol injection system.
  • Fuel Delivery TypeFI
    MakeCADILLAC
    ModelCTS
    SubmodelV
    Beginning Year2016
    Ending Year2019
    Engine TypeV8
    Liter6.2
    CID376
    CC6162
    Engine FamilyChevy small block Gen V
    Engine Size6.2L/376
    Engine VIN Code6
  • Fuel Delivery TypeFI
    MakeCHEVROLET
    ModelCAMARO
    SubmodelZL1
    Beginning Year2017
    Ending Year2020
    Engine TypeV8
    Liter6.2
    CID376
    CC6162
    Engine FamilyChevy small block Gen V
    Engine Size6.2L/376
    Engine VIN Code6
  • Fuel Delivery TypeFI
    MakeCHEVROLET
    ModelCORVETTE
    SubmodelZ06
    Beginning Year2015
    Ending Year2019
    Engine TypeV8
    Liter6.2
    CID376
    CC6162
    Engine FamilyChevy small block Gen V
    Engine Size6.2L/376
    Engine VIN Code6

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