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- Feature
- ✅ 2 in 1 undercarriage cleaner + water broom mode
- ✅ Save $1000 on cleaning undercar and road
- ✅ 4000PSI, fast to clean undercarriage and path
- ✅ Fits all 1/4" pressure washers interface wash gun
- ✅ Comes with a durable swivel wheel


Why Choose iToolMax?
🚚Fast, Free Shipping
Free shipping on all items to most locations nationwide.It usually takes 4-7 business days for your package to be delivered, so you can sit back and relax, worry-free.
🔙30-Day Risk-Free Trial
Try it worry-free! Full refund within 30 days if you’re not satisfied.
🔄1 Year Warranty
We provide a one-year warranty to every customer who purchases our products, so you can use them with peace of mind!
🤛Lifetime Customer Support
We'll Always be There for You. If you have any questions or concerns, feel free to contact us at support@itoolmax.com or online chat.
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Power Washing Like a Pro!💦
This versatile attachment works as both a sump cleaner and a pressure washer water broom, 5X higher efficiency, load 4000PSI Max. Delivering faster, more efficient car cleaning, avoid crawling under vehicles. Ideal for high-pressure cleaning for cars, trucks, and driveways and yard floor. Used for home or professional use!

Easy mode switching🔄
Switch between undercarriage cleaning and water broom mode in seconds with the pivot connector. High-pressure jetting thoroughly removes stubborn stains and cleans every hard-to-reach corner.

360° Swivel Wheel
It can be more easily connected to the undercarriage washer, adding an extra wheel to move forward, allowing you to operate while standing, saving time and effort. Made with brass, steel, and ABS, this joint wheel is to last even with prolonged use.

1/4” Quick Connector
Includes two 16" straight wands and a 14" 45° curved wand, easily reach under the car bottom for washing. All parts feature quick-connect plugs for fast attachment to compatible 1/4" pressure washers. Ensure compatibility before purchasing.

Removable Nozzles for Cleaning!
Easily disassemble and clean, easy to clean, reuse, and extend service life. Help you enjoy maximum power, flexibility, and convenience for a spotless finish every time!
FAQ
How to Switch Mode?
Pull out the nut of the pivoting coupler at the end of cleaner. Then rotate the pivoting coupler to the end. Finally the nut will lock automatically.
Is There a Suggested Water Pressure or PSI?
The nozzle works from 1500 PSI to 4000 PSI. It is recommended to use at 2500 PSI or higher to get the best performance of the spray nozzle.
What's the Difference Between Undercarriage and Road Cleaner?
Undercarriage cleaner has a nozzle that faces and sprays water upward and is mainly used and effective in cleaning underneath your vehicle. The Road Cleaner has a nozzle that faces and sprays water downward and is effective in cleaning and removing mud and grimes on the road, pathway, or driveway. iToolMax undercarriage pressure washer water broom can do both.
Can it be connected to the water supply directly?
It needs to be connected to a power washer. It has a 1/4-inch male plug, easy to connect and release to the pressure washer.