GP 100146 Soap Shooter Kit – Size 4.5 Nozzle | Pressure Washer Detergent Injector

Model: 100146
Category: Pressure Washer Accessories → Chemical Injectors & Soap Applicators
Type: GP Soap Shooter Kit – Size 4.5 Detergent Injector (Quick Connect)

The GP 100146 Soap Shooter Kit – Size 4.5 Nozzle is a genuine OEM General Pump downstream chemical injection system designed for professional pressure washing applications. This heavy-duty soap shooter allows you to apply detergents safely without sending chemicals through the pump, helping protect internal pump components while delivering strong, consistent chemical coverage.

Performance Overview

• Maximum Pressure: 5000 PSI – Built for contractor-grade systems

• Shoots Up to Three Stories – Extended reach for multi-level cleaning

• Downstream Chemical Injection – Chemical does NOT pass through the pump

• Stoppable Chemical Flow – Easily turn detergent application on or off

• Quick Connect Installation – For use with lance or extension wand

Kit Includes

• 30' Chemical Suction Hose

• Chemical Inlet Filter

• Size 4.5 Soap Shooter Nozzle

Construction & Design

• Size 4.5 Orifice – Balanced for proper chemical draw and system compatibility

• Heavy-Duty Components – Designed for professional use

• Safe Chemical Delivery System – Protects pump internals from detergent exposure

• Quick Connect Compatibility – Fast, tool-free attachment

Technical Specifications

Brand: General Pump (GP)
Model / SKU: 100146
Product Type: Soap Shooter / Downstream Chemical Injector Kit
Nozzle Size: 4.5
Maximum Pressure: 5000 PSI
Installation: 1/4" Quick Connect (QC on Lance or Wand)
Chemical Delivery Type: Downstream (Bypasses Pump)
Condition: New
OEM: Genuine General Pump

Key Features

• GP 100146 Soap Shooter Kit – Size 4.5

• Shoots detergent up to three stories

• Includes 30' hose, nozzle, and filter

• Chemical flow can be stopped when not needed

• 5000 PSI maximum rating

• Downstream injection – chemical does not go through pump

• Genuine OEM General Pump component

Ideal Applications

• House washing and siding cleaning

• Multi-story building exteriors

• Fleet and equipment pre-soak

• Commercial and industrial degreasing

• Soft wash detergent application

Usage Recommendation

Ensure your pressure washer system is compatible with a Size 4.5 soap shooter nozzle to maintain proper pressure and chemical draw. Downstream injection protects your pump while delivering efficient detergent application for faster and more effective cleaning.