top of page

439 S Grand Ave.

San Jacinto, CA 92582


Best in Southern California


If you are experiencing a problem with your AC system, engine, transmission, electrical system we can work on it and fix it. No job too big, no job too small, we do it all at Maximum Diesels.


Does your truck just not feel right, does it take a long time to crank over, lots of white or black smoke out of the tailpipe, is the check engine light on? Maximum Diesels has the knowledge and experience to fix your truck correctly.


Maximum Diesels is your number one choice for diesel repair, Dodge Cummins and Ford Powerstroke series engines. We offer maintenance, repair and service as well as major heavy line work for replacement of your diesel engine, gas engine or transmissions.


We are a Bosch certified distributor for all of Bosch diesel components. We offer their nationwide warranty and can handle all and everything they send us our way.


At Maximum Diesels we pride ourselves in taking care of our customers, you are our number one priority! We thrive on taking care of our customers and taking care of their vehicles. We work on all major brands, Cummins, Powerstroke, Duramax.

bottom of page