About Us

About Us

At Prosource Diesel, we ship a wide range of electronic sensors and relays to individuals and shops. With options for wholesale shipping, you don’t need to pay dealership prices for great diesel engine parts.

What We Do

Skip the expensive bill at the dealership, and just get the electronic sensors and diesel engine parts you need directly from a supplier. At Prosource Diesel, based out of Fairfield, California, we offer new diesel electronic sensors and engine parts for individuals and shops.

about us

We Offer Complete Customer Satisfaction!

Our customer service and full tech support will guarantee an experience worth your while.

  • Over 10 Years Of Experience
  • 24 Hour Response
  • Worldwide Shipping


Work with our trusted professionals to get the job done right.


Master Automotive Technician


Certified by Automotive Society of Engineers (ASE)


Master Diesel Technician

Proven, Tested Diesel Parts
For Long-Term Durability

100% Satisfaction Guaranteed | Free Domestic Ground Shipping On Orders Above $100
Ground And Free Shipping Orders Placed Before 2PM PST Monday – Friday Will Ship Out Same Day
Overnight And 2 Day Orders Placed Before 3PM PST Monday – Friday Will Ship Out Same Day

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