This 5kw Vevor Heater is currently for sale on Amazon for $100 (Mar 2023). There are various color schemes with different prices.

This video shows how I hooked up the exhaust for my diesel heater.

Amazon Affiliate Links to items mentioned

Vevor 5kw Diesel Heater https://amzn.to/46z9Kro

All-in-one Diesel Heater https://amzn.to/44xc3JE

Power Supply AC 110V/220V to DC 12V 30A 360W https://amzn.to/3PD0WLe

Upgraded Exhaust Clamps 23-25mm https://amzn.to/44aC1mJ

Upgraded Fuel Line, connectors and clamps https://amzn.to/44cfF43

Exhaust Putty: https://amzn.to/47NHlhx

Other Diesel Heater Channels
   / @johnmck1147   - John covers the details and nitty gritty of the Chinese Diesel Heater. I've watched most of his videos and taken notes. His channel is a must visit.

   / @davidmcluckie   - David's does a number of experiments with diesel heaters, including cutting one open and running it. Highly educational.

Please note: What is presented here covers what I did to purchase, install and use this item. You should check your own local codes and consult a professional prior to using any item demonstrated in this video.