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8 Best Gas Pressure Washer For Cars [Most Popular Picks]

When you own a car, it requires frequent cleaning operations to keep it new and nice looking. Cleaning the car manually is time-consuming and hardworking as well. So, it is a better option to purchase a gas or electric pressure washer for car detailing.

There are lots of pressure washers in the market, and every one of them is slightly different from the other. So, we’ve come with the best gas pressure washer for cars to make your path easy. We must say Simpson Cleaning Gas Pressure Washer is the best both in quality and performance.

8 Best Gas Pressure Washers for Car Reviews

Choosing the best from numerous brands isn’t an easy task to do. We have considered all the possible user expectations and requirements as the standard to rank them. The best pressure washer for cars 2020 is described below to provide every detailed information to the customer before purchasing.

1. Simpson MSH3125 Cleaning Pressure Washer – Editor’s Choice

Are you looking for a pressure washer that is a money worthy pick? Then we must suggest you go for this best car washer.

Besides, the manufacturer promised to ensure the best user-friendly performance. And it’s widely being used in houses and testing states. Moreover, the manufacturing company has done great engineering to make the machine able to give a new look to your car within 10 minutes.

One of the best features that this gas pressure washer under $400 provides is, HONDA GC190 premium residential engine has been used to power up this machine.

Key Feature:

  • The main construction frame of this machine is made of stainless welded steel.
  • This machine facilitates five quick nozzles starting from 0°, 15°, 25°, 40°, and soap.
  • All pressure washers manufactured in Simpson are functionally tested inside the factory and contain minimum residual fuel.
  • It has a 3,200 PSI and 2.5 GPM flow rate to deliver fast and expedient service to clean your driveway.

What we liked

  • The price is perfect for performance and builds quality.
  • This Megashot is very easy to move with pneumatic wheels.
  • It ensures maximum fuel level to avoid fuel spillage.
  • User-friendly performance.

What we didn’t like

  • It is very expensive for home-usage.
  • For novice users, this Megashot might be very complex to control.

2. Westinghouse Gas Powered Pressure Washer – Budget Pick

Are you looking for a heavy-duty deep-cleaning water pressure for your driveway? This WPX2700 Gas-powered pressure washer might be the best one to pick.

Not only cars can also be used to clean decks, siding, fences, rooftops, railings, sidewalks, garage floors, boundary walls, and many more. This Gas-powered pressure washer facilitates a flex hose connecting a lightweight spray gun, and four fast connect nozzles.

A strong 212cc 4-Stroke Westinghouse OHV horizontal shaft engine is used to power up this heavy-duty pressure machine.

Key Feature:

  • This gas-powered pressure washer contains a half-gallon soap tank onboard and a twenty-five feet abrasion-resistant super-flex hose with it.
  • The supreme build quality of this product features a strong steel body frame that is long-lasting.
  • Never-Flat large wheels offer easy transportation and moving and fun while working.   
  • This gas-powered washer’s offerings Include engine oil, handling tools, and a quick start guide to get started in a minute.
  • This pressure washer machine delivers four quick nozzles connect facilities (0°, 25°, 40° & soap) with a lightweight spray gun as well.

What we liked

  • The engine is more powerful, long-lasting, and convenient for heavy-duty.
  • You will never face any problem while transportation from one to other places.
  • It’s very quick to start and very fast in conducting cleaning operations.
  • Factory-tested engine.

What we didn’t like

  • This machine may not be suitable for new users.

3. SIMPSON Power Shot Pressure Washer – Premium Pick

If you compare this gas pressure washer machine’s performance and ability with the price, you will never repent buying one.

One of the main features that grab the consumer’s attention most is its HONDA GX200 super powerful engine. This very feature has made this product one of the most demanding PowerShot gas pressure washers in the market.

Apart from car cleaning, this commercial level heavy-duty engine is suitable for many purposes like cleaning siding, driveways, walls, fences, pavement, graffiti divergence, and mildew refutation.

Key Feature:

  • In order to ensure consistent water supply and pump bypass AAA Industrial triplex plunger, powerBoost technology has been installed.
  • 5/16 in. x 25 feet Flex hose is long-lasting, knot and friction-resistant, and also featured with threaded fittings.
  • The main body frame is made of completely stainless steel that is more durable and convenient for cleaning operation.
  • This SIMPSON cleaning PowerShot Gas pressure washer offers five fast connectable nozzle tips (0°, 15°, 25°, 40°, and soap).

What we liked

  • The pneumatic wheels offer hassle-free movement and the load facility.
  • It’s precise for comfort and easy control.
  • Five nozzle tips are corrosion resistant.
  • It offers a variety of spray patterns.
  • Power boost technology is to increase the cleaning performance.

What we didn’t like

  • The parts warranty for this washer is very limited.

4. SIMPSON MegaShot Gas Pressure Washer

This Simpson MegaShot model is one of the best performing cleaning machines with minimum cost. This cleaning machine is ready to provide the best user experience at minimum investment.

The Simpson series’s very model offers easy to use features with great performance in cleaning decks, cleaning siding, driveways, boundary walls, fences, pavement, graffiti divergence, and many more. The body structure is neck and crop designed so that a single person can easily handle this machine.

So, the best portable car pressure washer is powered by Kohler RH265, 3100 PSI at 2.4 GPM engine with high-quality components.

Key Feature:

  • This Kohler RH265 high-performance engine is easy to operate and quick to start.
  • This Simpson MegaShot gas pressure washer has been engineered with a reliable, maintenance-free OEM Technologies axial cam pump with thermal relief as well.
  • 1/4 in. x 25 feet Flex hose is long-lasting, knot and friction-resistant, and also featured with threaded fittings.
  • The full-body frame of this gas pressure washer is structured with steel with a powder-coated finish for durability and friction resistance.

What we liked

  • This heavy-duty machine is easy to start and can be operated single-handed.
  • It holds five nozzle tips that are corrosion preventive.
  • Easy control and hassle-free movement.
  • Industrial washer for heavy-duty.

What we didn’t like

  • Novice users can’t control this MegaShot gas pressure washer.

5. WEN PW3100 Gas-Powered Pressure Washer

This gas-powered pressure washer comes with every detail to wash away every undesired filth. And it also ensures a neat and primitive surface that hides underneath. This gas-powered pressure washer must be one of the best deals within the price range under $400. So, it’s considered as the best pressure washer 2020 for its reasonable budget.

This WEN PW3100 Gas-Powered pressure washer is very powerful with a 208 cc 4-stroke OHV engine, which can pump up to 2.5 gallons per minute.

The twelve-inch preinstalled wheels of this machine can be moved effortlessly throughout a variety of rugged terrains. This gas-powered pressure washer’s fast-changing connectivity upgrades the process of switching from nozzle to nozzle. This also provides five nozzle tips so that the user can use them as their requirement.

Key Feature:

  • This gas pressure washer includes a 30-feet long flex hose, which provides a long-range of reach while conducting a cleaning operation.
  • This gas pressure washer’s main body frame is made of completely stainless steel that is more durable and convenient to use.
  • The axial cam pump technology uses thermal relief that offers a feasible spray while increasing the unit’s lifespan.
  • Pre-installed 12inch wheels provide easy mobility and great balance.
  • The powerful OHV engine pumps up to 2.5 gallons per minute and makes 3100 PSI worth of pressure.

What we liked

  • This machine includes different nozzle slots.
  • The high-pressured spray guns are specially designed to control easily.
  • The Flex Hose is long-lasting, knot, and friction-resistant.
  • Great mobility and durability.

What we didn’t like

  • This pressure machine frequently goes off while using it.

6. A-iPower Gas Powered Pressure Washer

The A-iPower APW2700 is built to deliver high performance to complete even your toughest cleaning jobs. This machine is powered by OHV 196cc/6. An ultimate powerful engine accelerates into an axial cam pump that delivers 2 700 PSI of cleaning power at 2. 3 gallons per minute.

This machine features great performance in cleaning decks, cleaning siding, driveways, boundary walls, fences, pavement, graffiti divergence, and many more.

The good thing about this gas-powered pressure washer is, it always allows you to operate effortlessly and efficiently. The three quick-connect nozzles allow versatile cleaning operation.

Key Feature:

  • This 2700 PSI and 2.3 GPM gas-powered pressure washer deliver maximum surface cleaning facility.
  • Twenty-five feet long and high-pressure hose extends the reach level and decreases maneuverability.
  • Two pre-installed 8inch wheels offer easy transportation and movement.
  • This ultimate quality A-iPower APW2700C Gas-powered pressure washer is powered by a feasible OHV 196cc/6. 5 HP gasoline-powered engine.
  • This machine allows quick connect nozzle tips with 0°, 25°, & Soap nozzles for a wide range of cleaning applications.

What we liked

  • Hassle-free transportation due to its lightweight.
  • Easy start feature.
  • Durable body construction.
  • The Flex hose is durable, knot, and abrasion-resistant.

What we didn’t like

  • It features nozzle tips in comparison to its competitor brands.

7. WEN PW3100 Gas Pressure Washer

This WEN PW3100 gas pressure washer is one of the most unique and best-selling washers from the WEN series. This washes away every undesired filth to bring back the neat and primordial look hiding underneath.

This WEN PW3100 is generated by an ultra-powerful 208 cc 4-stroke OHV engine, which is very much able to pump up to 2.5 gallons per minute. The 30 feet flex hose gives an extra range reach level. The pre-installed twelve-inch premium pneumatic wheels provide for easy moving throughout a variety of terrain.

This pressure washer machine provides almost everything that a superior quality pressure washer needs to do. Purchasing this machine can be a great deal within this price range, for sure.

Key Feature:

  • The flexible 30 feet long hose is perfect for factory level operations with enlarged surface areas, which helps reach the unreachable.
  • Never flat 12-inch premium pneumatic wheels facilitate easy movement.
  • It also allows an easy installation process to set up one of the five different sized nozzles.
  • The onboard soap tank allows you to put some detergent on it and continue your cleaning operation conveniently.

What we liked

  • You can handle and operate this gas pressure washer single-handed.
  • This machine is enough to give your car a brand-new look within 10-15 minutes.
  • This washer machine offers quick-changing lance facilities.

What we didn’t like

  • From the WEN series, this model is the heaviest among all the others.

8. Champion 3200-PSI 2.5GPM Low Profile Gas Pressure Washer

The champion pressure washer ensures its ability to provide customers’ satisfaction.

This machine’s cleaning experience is more effective with a 224cc Champion single-cylinder OHV engine, high-performance components, and a 0.9-gallon fuel tank.

This gas pressure washer from Champion is best for use on stairs, fences, decks, boats, walls, RVs, driveways, floors, paints, and vehicles. The five quick-connect nozzle tips (0˚, 15˚, 25˚,40˚, and soap nozzle) confirm utmost cleaning performance for any type of cleaning operations.

Key Feature:

  • This pressure washer by Champion brand includes a quick connect gun, wand, and five nozzles.
  • 25-feet high-pressure flexible hose, 4-feet detergent hose, and 1 detergent tank help operate various cleaning operations.
  • It comes with the Champion’s 224cc single-cylinder OHV engine.
  • You can move it easily because of its ergonomic design.

What we liked

  • This machine has eligible size and weight.
  • The five nozzles allow various types of operation with each of them.
  • This dolly-style gas pressure washer is EPA certified.
  • 2 years limited warranty with lifetime technical support.

What we didn’t like

  • Noisy no matter what type of job you do.

What to Consider Before Buying a Gas Pressure Washer for Cars?


Not all the pressure washer machines available in the market offer the same kinds of features. Each brand offers different, unique, and newly invented features. So, the assembling process of each of them is slightly different.

You will get a user manual with each of the products from where you can check the instruction and assemble the machine according to it. A standard pressure washer for car cleaning requires a relatively easy assembling process. You can assemble it using simple hand tools like a screwdriver.

As we said before, the method of assembling the parts tends to vary from model to model. We highly recommend you to go through the user manual, read the instruction, and work accordingly. Any malfunction in the assembling process can harm the mechanisms of your pressure washer.


It’s certain that plenty of cleaners are available on the market. You may get confused while choosing between these two. It is often okay if you use soap and just water to wash the grime outside of your car.

It is very important to know the difference between soap and detergent. They are totally two different products. They both have different results while using a car for cleaning purposes.

Soaps are mainly a mixture of alkaline solution and oils. On the other hand, detergents are more aggressive cleaning chemical solutions chosen for specific purposes. Detergents are more effective and operative compared to soap. Though detergents are superior to soap, it can be hazardous to the environment.

Key Facilities

A machine for the gas-powered pressure washer is very expensive. If any malfunction occurs in the internal or external mechanism, it will cost you heavy in the pocket. So, maintenance and proper usage are very much important while operating the pressure washer machine.

Your machine will eventually wear out, as the components will become fatigued, especially when you use the pressure washer machine intensely. You have to make sure that you can use the machine problem-free as long as you can.

There are several handy tips and tricks you can use to make sure that your machine operates smoothly and effectively for a long period. One of the most common problems that you may frequently face while using a pressure washer is an air-based blockage that prevents water from flowing properly.

You have to unplug the machine and connect it with the garden hose and reconnect it with the previous hose, and that’s all. Now, you can operate this washer machine to clean your car smoothly and conveniently.

Final Words

You need to choose your gas-powered pressure washer, which meets your desired requirements the most. After conducting elaborated research on the pressure washer, our experts have shortlisted these 8 best gas pressure washers for your cars.

If you ask us to choose the most affordable, user-friendly, and best gas pressure washer for cars based on our ranking this year, then it will be none other than the MSH3125 MegaShot Gas Pressure Washer model from the Simpson series. We will suggest you choose the machine considering all your product requirements and enjoy cleaning your cars.

Frequently Asked Questions (FAQs)

Is the best pressure washer gas or electric powered?

They both are perfect from their individual aspects, and It depends more on your needs. If you’re conducting heavy-duty or frequent cleaning usage, then a gas-powered washer is the one to choose. But an electric one is quieter and requires little maintenance.

What are the different pump types in pressure washers?

Mainly the triplex plunger pump is the most foremost and skillful pump used in the best pressure washers. The pump is connected to the drive shaft through a crankshaft that is 120 degrees away from one another. This accommodates the pump to run cooler and more efficiently than the other pressure washer.

How can I winterize my pressure washer?

In case you purchase a gas-powered pressure washer, you have to repose it well-maintained to get the most value out of the machine. This well-maintenance requires you to winterize the machine.

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