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Latest Model N20 Kit,200-500hp,pro 2stage,10lb Black,4150 Unlock 35% Savings [6PpVLlwv]

$61.99 $198.99 -69%

BRAND NEW NOS PRO 2 STAGE WET NITROUS SYSTEM, BLACK 10 LB. BOTTLE, COMPATIBLE WITH HOLLEY 4150 & CARTER AFB 4 BBL CARBURETORS NOS PRO TWO-STAGE WET NITROUS SYSTEM GIVES YOU A MODERATE SHOT OF NITROUS AT THE LINE TO GET A SOLID START. THEN, A SECO

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Latest Model N20 Kit,200-500hp,pro 2stage,10lb Black,4150 Unlock 35% Savings [6PpVLlwv]

BRAND NEW NOS PRO 2 STAGE WET NITROUS SYSTEM, BLACK 10 LB. BOTTLE, COMPATIBLE WITH HOLLEY 4150 & CARTER AFB 4 BBL CARBURETORS

NOS PRO TWO-STAGE WET NITROUS SYSTEM GIVES YOU A MODERATE SHOT OF NITROUS AT THE LINE TO GET A SOLID START. THEN, A SECOND STAGE OF NITROUS GIVES YOU SERIOUS MUSCLE THROUGH MID-TRACK AND THE TOP END.

THIS SYSTEM IS ADJUSTABLE FROM 200-500 HP AND USES A SPECIAL DUAL STAGE PLATE DESIGN FOR EXCELLENT NITROUS FLOW, FUEL ATOMIZATION & MIXTURE DISTRIBUTION. OUR BIG SHOT STYLE PRO 2-STAGE PLATE UTILIZES 4 UNIQUE SPRAY BARS EQUIPPED WITH TINY ORIFICES PRECISELY LOCATED TO EFFICIENTLY DISPENSE A POWERFUL NITROUS/GASOLINE MIXTURE FOR UNBELIEVABLE HP GAINS.

NOTE: TO SUPPLY THE PROPER AMOUNT OF FUEL TO THE CARBURETOR & BIG SHOT SYSTEM, A FUEL PUMP MUST BE USED THAT IS DESIGNED TO OPERATE BETWEEN 4.5 & 7 PSI, WITH A FLOW RATE OF 0.1 GALLONS PER HORSEPOWER AT 6 PSI. FOR EXAMPLE, AN ENGINE THAT PRODUCES 350 HP WHEN THE BIG SHOT SYSTEM IS ACTIVATED WILL REQUIRE A FUEL PUMP THAT FLOWS AT LEAST 35 GPH AT 6 PSI.

FEATURES:

  • INCLUDES 4150-FLANGE 1" THICK DUAL STAGE BLACK ALUMINUM PLATE WITH 4 SPRAY BARS
  • STEADY & PRECISE NITROUS FLOW, FUEL ATOMIZATION & MIXTURE DISTRIBUTION
  • INCLUDES JETTING FOR 200, 250, 300, 370, 420 & 500 HP
  • INCLUDES 2 CHEATER FUEL AND 2 CHEATER NITROUS SOLENOIDS
  • BOTTLE IS MADE FROM 6061-T6 ALUMINUM
  • INCLUDES 10 LB. BLACK NITROUS BOTTLE WITH BRACKETS
  • INCLUDES MOUNTING HARDWARE & INSTRUCTIONS

SPECS:

  • ACTIVATION: MICROSWITCH
  • ADJUSTABLE: YES
  • BOTTLE COLOR: BLACK
  • BOTTLE SIZE: 10 LB
  • BRACKETS INCLUDED: YES
  • DELIVERY STYLE: SQUARE BORE PLATE
  • FEED LINE SIZE: 6AN
  • FUEL SOLENOID: CHEATER
  • INCLUDED JETTING HP: 200, 250, 300, 370, 420, 500
  • JET STYLE: FLARE
  • MAX HORSEPOWER: 500
  • NITROUS SOLENOID: CHEATER
  • # OF SOLENOIDS: 4
  • # OF STAGES: 2
  • PLATE FLANGE: 4150
  • PLATE HEIGHT: 1 INCH
  • PRODUCT TYPE: NOS SYSTEM
  • SOLENOID TOP COVER COLOR: BLACK
  • SYSTEM STYLE: WET

YOU CAN VIEW AND DOWNLOAD THE COMPLETE ASSEMBLY INSTRUCTION BOOKLETS FOR THIS NOS SYSTEM HERE.

What Our Customers Say

January 16, 2026

Absolutely no complaints!

This is a very efficient and very solid tool.

- Michelle Z..

January 16, 2026

Absolutely no complaints!

A great product. And I love it.

- Kristin Q..

January 16, 2026

Absolutely no complaints!

An excellent tool with a very quality design.

- Collin A..

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