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NOS Dry Nitrous Plate System for Sniper EFI Race Series LS Intake Manifold - Silver

1-Piece Silver Billet Aluminum Nitrous Plate System with 10 lb Black Bottle

PART# 05503NOS

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NOS sandwich-style plate systems are designed to bolt between the upper and lower intake sections on LS-equipped Sniper EFI Race Series Intake Manifolds. Our dry nitrous systems give you everything you need including 2 NOS Pro-Race nitrous solenoids, brackets, hoses, jetting, and hardware, along with your choice of nitrous bottle. At the center of this system is our machined billet 6061-T6 aluminum plate laser engraved with NOS logo, then anodized for great looks and excellent corrosion protection. Our 1-piece plate features machined passages that precisely spray into the center of each cylinder. Plate includes jetting for up to 250 horsepower but is capable of supporting 1000+ horsepower. The plate is made from billet aluminum with passages machined directly into the plate so there is no need to worry about spray bars breaking or spinning.


  • This dry single stage plate system sandwiches between the bottom base and top plate on Sniper EFI Race Series intake manifolds
  • Designed specifically for optimum nitrous distribution on LS-based engines
  • Features a 0.125” (1/8”) machined distribution orifice for each runner
  • These eight machined orifices are designed to spray along the center axis of each runner for excellent distribution
  • Plate is made from billet 6061-T6 aluminum and has laser etched NOS logo
  • Anodized black or clear for corrosion resistance and high quality appearance System utilizes two NOS Pro-Race solenoids
  • Includes jetting for 50, 100, 150, 200, and 250 horsepower configurations
  • Supports up to 1000+ horsepower (jets purchased separately)
  • Includes Plate, Gasket, Hardware, Jet Holders, Solenoids, Solenoid Brackets, Stainless Nitrous Hoses, Black Nitrous Bottle, and Jetting for up to 250 horsepower
  • Systems available with 10 LB, 15 LB, or Carbon Fiber nitrous bottle or as a Plate Only Kit without bottle


Bottle ColorBlack
Bottle IncludedYes
Bottle Size10 lb
Brackets IncludedYes
Delivery StyleHi-Ram Plate
Emission Code4
Included Jetting Horsepower50, 100, 150, 200, 250
Jet StyleFlare
Max Horsepower1000
Nitrous SolenoidPro-Race
Number of Solenoids2
Plate ColorSilver
Plate FlangeSniper EFI Race
Plate Height1/2 inch
Plate IncludedYes
Product TypeNOS System
Solenoid Top Cover ColorBlue
System TypeDry
Part Number05503NOS

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This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

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