Specific Modification
Every operation has unique equipment requirements. We perform truck modifications that improve functionality, support specialized applications, and help fleet managers and owner-operators get more from their vehicles.

Our Truck Modification Solutions for Diesel Trucks
Every truck is built for a specific job, but your operation may require something more. Whether you're improving functionality, replacing damaged components, or customizing your truck for a specialized application, quality modifications help your equipment perform the way you need it to.
At EZ Diesel Repair, we provide professional heavy-duty truck modifications in Rialto, CA for owner-operators, fleets, dealerships, brokers, and dispatchers throughout Southern California. Our technicians work closely with you to understand your goals and deliver modifications that improve the performance, durability, or practicality of your truck.
Our truck modification services include:
Custom Truck Modifications: We customize commercial trucks to match your operational needs, improving productivity, safety, and functionality with modifications designed for your specific application.
Truck Equipment & Accessory Installation: We install storage boxes, lighting systems, bumpers, grille guards, towing equipment, and other accessories to improve functionality, durability, and everyday performance.
Frame, Suspension & Towing Upgrades: We perform frame modifications, suspension upgrades, hitch installations, and towing equipment upgrades to improve stability, load capacity, and overall vehicle performance.
Custom Welding & Fabrication: We fabricate custom brackets, mounts, supports, and structural components to provide durable solutions tailored to your truck's unique requirements.
Fleet Truck Upfitting & Specialized Modifications: We provide fleet upfitting and specialized truck modifications to improve efficiency, organization, and equipment capability while helping keep your operation running smoothly.
Why California Chooses EZ Diesel Repair for Truck Modifications
The right modifications can improve productivity, convenience, and the overall performance of your truck. EZ Diesel Repair delivers custom solutions backed by quality workmanship and years of industry experience.
Here's what sets us apart:
- Over a Decade of Industry Experience: Our technicians have spent years working on heavy-duty commercial trucks. We understand how to complete modifications that are functional, durable, and built for demanding work environments.
- 24/7 Towing & Roadside Assistance: If your truck experiences an unexpected breakdown before or after your modification project, our team is available around the clock to provide towing and roadside assistance.
- Quality Workmanship: Every modification is completed with precision and attention to detail. Our goal is to deliver upgrades that perform reliably and meet your operational needs.
- Honest Recommendations: Every truck is different, which is why we take the time to understand your goals before recommending a solution. You'll receive straightforward advice and clear communication from start to finish.
Contact Us About Truck Modifications: Call 909-258-2471!
Call 909-258-2471 today to discuss your truck modification project. Our experienced team is ready to help customize your commercial truck for the way you work.
FAQs
How Do You Get to EZ Diesel Repair in Rialto?
Customers needing specific truck modifications can find EZ Diesel Repair at 546 W Rialto Ave, Rialto, CA 92376. From surrounding Inland Empire communities, drivers can use I-10 toward Rialto and then connect with Riverside Avenue for local access.
Community Animal Hospital is positioned right beside the shop, making it a helpful landmark when arriving for modification work. A Chevron ExtraMile is also only about a minute away for fuel and convenience items.
What Areas Do You Serve for Truck Modifications?
We also proudly serve customers throughout San Bernardino, CA, Los Angeles, CA, Orange County, CA, San Diego, CA, and Palm Springs, CA.
What Types of Truck Modifications Can Be Performed?
Common truck modifications include suspension upgrades, lighting installation, equipment mounting, storage solutions, towing equipment, frame modifications, and custom fabrication. The right upgrades depend on how the truck is used and the demands of the job.
Can Truck Modifications Improve Performance?
Yes. Certain modifications can improve functionality, durability, and efficiency depending on your application. Upgrades such as suspension improvements, equipment installation, and custom fabrication can help your truck better meet the demands of daily commercial use.
How Can I Schedule Truck Modifications?
Call 909-258-2471 to discuss your truck modification ideas or schedule an appointment. Our experienced team is ready to provide dependable solutions that help your truck perform exactly the way you need it to.
Heavy-Duty Diesel Mechanic Services
Keep your trucks working with repairs backed by experience and a commitment to doing the job right. EZ Diesel Repair provides comprehensive diesel mechanic services both in-shop in Rialto, CA & via mobile service throughout Southern California.











