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The Best Pressure Washer Soap Injector Kit of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best Pressure Washer Soap Injector Kit of 2022. Check our ranking below.

2,012 Reviews Scanned

Rank No. #1
M MINGLE Adjustable Chemical Injector Kit for Pressure Washer, Soap Injector, 3/8 Inch Quick Connector
  • Attention: Max pressure is 3200PSI. Pressure washer downstream chemical injector kit includes chemical injector, 10 feet tubing (siphon hose), filter and black soap nozzle.
  • Used to siphon detergent out of separate container. The chemical or soap runs after pump, which will not damage pump. Great for cleaning or spraying.
  • Control metering valve to adjust dilution ratio of chemical and water. Chemical-resist and poly strainer reduces injector clogging.
  • Soap injector has universal 3/8’’ quick disconnect. It connects between pressure washer pump and hose.
  • Flow rate is from 2 GPM to 5 GPM. Works with most brands of gas and electric pressure washer, cold and hot water pressure washer.
SaleRank No. #2
Raincovo Downstream Injector for Pressure Washer, Power Washer Chemical Injector Kit, Soap Injector, 3/8 Inch Quick Connect, 4000 PSI
  • Package: Kit Includes chemical injector, 10 feet siphon hose, filter, black nozzle soap with 1/4” quick connect and teflon tape.
  • Application: When detergent is sucked out separately, the chemical will not pass through the pump, you could use a variety of chemicals without damaging the pump.
  • Characteristic: Chemical injector kit with a metering valve, which can adjust dilution ratio of soap and water. Avoid clogging of the injector and improve the efficiency of pressure washer.
  • Connector: Downstream Injector has 3/8 inch quick connect. Fits most electric and gas power washer. It's connected between the pressure washer pump and the pressure washer hose.
  • Material: Siphon hose is made of high-quality PVC, used for hot and cold water (32°F to 122°F). Adapter is made of brass and stainless steel. Max pressure is 4000 PSI. Flow rate is 2 to 5 GPM.
SaleRank No. #3
Raincovo Chemical Injector Kit, Soap Injector for Pressure Washer, 1/8 Inch 27 Male BSP Thread
  • Chemical injector kit fits most pump which is an OEM brand. Replaces pump 203640GS 308452002, 190593GS and 190635GS.
  • Soap injector makes cleaning so much easier and faster. It’s a great replacement for the old rusted one.
  • The brass fitting is a 1/8 inch 27 male BSP thread. Install them and the soap dispenser works just like new.
  • How to install: Take the brass fitting, drop in the little ball, insert spring with small end against the ball, then attach it back on the pump. Do not over-tighten otherwise it will snap off.
  • Kit includes 2 pieces fittings, 2 pieces small balls, 2 pieces springs, 2 pieces o-rings outside and 4 pieces inside.
Rank No. #4
REPLACEMENTKITS.COM Pressure Washer Chemical Soap Injector Kit fits Briggs & Stratton, Homelite, Ryobi & Husky Replaces 190593GS 190635GS & 203640GS
  • Pressure Washer Chemical Soap Injector Kit for Briggs & Stratton replaces 190593GS, 190635GS & 203640GS
  • Replaces 190593GS, 190635GS & 203640GS & 308452002
  • Brass Barb, 2 O-Rings and 1 Check Valve Ball
  • Replacement Kits Brand Aftermarket Parts
  • 100% Satisfaction Guaranteed
Rank No. #5
Sooprinse Chemical Injector Kit for High Pressure Washer, 4000 PSI Adjustable Soap Dispenser with a 1/4 Inch Black Soap Nozzle and Teflon Tape,16 Ft Siphon Hose, 3/8 Inch Quick Connect
  • ❤【Premium Quality】Made of tough brass and stainless steel,resistant to corrosion and fading.
  • ❤【Instructioin Manual】The maximum pressure is 4000 PSI. Flow arrows Marks on the injector and do not install it backwards.
  • ❤【Kit Package】The chemical injector kit includes chemical injector, 16 feet tubing (siphon hose), filter and 1/4 inch quick connect black soap nozzle which connect to your gun or wand.
  • ❤【Scientific Design】The soap dispenser kit is equipped with a screw-in valve that adjusts the dilution ratio of chemicals and water to increase the efficiency of your high pressure washers.
  • ❤【Quality Assurance】Any problem,feel free to contact us.The professional team is always ready to serve you.
Rank No. #6
YAMATIC Adjustable Chemical Injector Kit, Downstream Injector Kit for Pressure Washer, M22-14mm Connectors, Soap Injector with Siphon Hose & Soap Nozzle,4500PSI
  • 【Application】The soap injector allows you to apply soaps or cleaning chemicals at low pressure through your pressure washer. This downstream injector is designed to apply chemical only when running under low pressure (250 PSI or less). Note: Please use the large orifice black soap spray nozzle to get the soap injector to work.
  • 【Water Flow Adjustable】 The soap dispenser kit features a controlling metering valve, which allows you to adjust the dilution ratio and increases your pressure washer's effectiveness. Water flow adjustable range: 2 GPM to 5 GPM.
  • 【Upgraded Construction】 Made of stainless steel and brass, more durable and long-lasting. The downstream injector ensures that chemicals do not run through the pump. Protect the performance of the pump and allow for a wider choice of chemicals.
  • 【Standard M22 Couplers】Chemical injector has standard M22 connect fitting. It fits between an M22-14mm pump outlet and an M22-14mm high pressure hose.
  • 【OEM Performance】 Max 4000 PSI Working pressure, works great with most brands of pressure washers, especially gas-powered washers. Work Temperature 32°F to 122°F(0°C to 50°C ), suitable for cold and hot water applications.
SaleRank No. #7
Tempono Pressure Washer Soap Injector, Downstream Injector for Pressure Washer, Power Washer Chemical Injector Kit, 4000 PSI, 3/8 Inch Quick Connect
  • Pressure chemical injector ensures that chemicals do not pass through the pump. Protect the performance of the pump and extend its service life.
  • Chemical injector kit has 10 ft tube, soap injector, filter, nozzle and teflon tape. Max pressure is up to 4000 PSI.
  • Chemical injector has an metering valve. You can control the concentration of the liquid. Flow rate is 2 to 5 GPM.
  • Downstream injector for pressure washer with 3/8 inch quick connector. Please pay attention to mark of arrow direction on injector, do not install it backwards.
  • The coupler is made of stainless steel and brass, sturdy and durable. Siphon hose is made of high-quality PVC, suitable for hot and cold water.
Rank No. #8
Sellerocity Kit Pressure Washer Chemical Detergent Soap Down Stream Injector 3-5 GPM 2.1 Orifice, Hose Filter & 3/8 NPT Size Quick Connects
  • 6 month no hassle warranty
  • Ships from Sellerocity in Sarasota, Florida
  • Direction of flow 'arrow' marked on injector body
  • These chemical injectors have a maximum chemical draw of 20% of the flow through the injector, although with various points of restriction through an average system, actual flow is estimated at 12%-18%.
Rank No. #9
YAMATIC Soap Chemical Injector Kit for Pressure Washer Pump, Replacement Injector Kit for Briggs and Stratton 190593GS 190635GS, 2-Set
  • Compatible: Pressure washer soap injector kit is compatible with Pump 190593GS, 190635GS and 203640GS. Please identify the part number of pressure washer pump, then check if it fits your pressure washer.
  • Replacement: If the part on your pressure washer pump is worn-out, rusted or hard-water-deposit clogged, you can replace it with this set.
  • How to install: Use wrench to remove old injector. Clean out any gunk or dried soap in receptacle. Make sure rubber o ring is on injector as pictured. Put ball bearing inside injector and then the spring with small end of spring against the ball bearing. Insert injector into receptacle and tighten injector with 13mm wrench. Don't overtighten, you'll break the o ring or crack white metal on pump.
  • Package List: 2 Chemical Injector Sets, including 2 Brass Barbs, 2 Check Valve Balls, 2 Springs, 2 O-Rings.
  • Customer Service: Please check carefully the item pictures and size before purchasing. Or feel free to contact us if you are not sure about the fitment. The professional team is always ready to serve you.
Rank No. #10
FUNTECK Pressure Washer Chemical Injector Kit Adjustable Soap Dispenser, 3/8 inch Quick Connect, 10 FT Siphon Hose, Come with a Black Soap Nozzle and Teflon Tape
  • The pressure washer chemical injector kit has a 10 ft of siphon hose with filter that goes into the chemical container, which allows you to use a wide variety of chemicals without harming your pump
  • This pressure washer soap injector kit works with any pressure washer 1500-3200 PSI with 3/8.inch quick connection fittings. It fits between a 3/8" pump outlet and 3/8" high pressure hose.
  • NOTE: if your power washer or hose has M22 or 1/4” connections, please purchase a coupler adapter individually. Pay attention to the direction-of-flow arrow on the injector and do not install it backwards.
  • The soap dispenser kit features a screw-in valve which allows you to adjust the dilution ratio and increases your pressure washer's effectiveness.
  • Solid construction – Made of brass and stainless steel , the downstream injector is heavy duty to last a long time.

Last update on 2023-03-11 / Affiliate links / Images from Amazon Product Advertising API

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