Supreme diesel performance & injection

Supreme diesel performance & injection SDPI aims to give the best calibrations available, we specialize in ONE Off builds and custom tuning! Tired of your car sounding like it’s on a treadmill?

Meet SDPI Auto! Where we turn your engine into a performance beast with precision tuning that WORKS!

05/26/2026

Too bad tom is a prick and cant be nice same with Chris Graves especially for making fake profiles to specifically stalk us

05/18/2026

We just keep on dialing them in get with us!!!

SDPI Still churning out 2450s!!!!! GET WITH US! SOTF 30-215Hp
05/13/2026

SDPI Still churning out 2450s!!!!! GET WITH US! SOTF 30-215Hp

04/25/2026
Another ECM Swap on a 22+ cummins complete. Were putting the power down to this one expecting to see 180+ on the dyno
04/25/2026

Another ECM Swap on a 22+ cummins complete. Were putting the power down to this one expecting to see 180+ on the dyno

04/13/2026

You could be lame. Or you could get your LB7 Tuned like its got something to prove

04/02/2026

This lb7 shifts so crispy now come get good tuning via efi live

Staying loaded with duramax's
03/26/2026

Staying loaded with duramax's

03/14/2026

Just a dialed in lope tune for a LB7 SD PI

03/12/2026

Looking to unlock the full potential of your diesel truck or shop?
At Supreme Diesel Performance and Injection, we provide professional diesel tuning, diagnostics, and software solutions for owner-operators, fleets, and repair shops across the U.S.

⚙️ Supported Diesel Platforms

• Cummins
• PACCAR (MX-11 / MX-13)
• Detroit Diesel
• Volvo / Mack
• Mercedes / Freightliner
• CAT / Caterpillar
• Duramax
• Powerstroke
…and more.

💻 Services & Tools Available

✅ Remote Diesel ECM Tuning
✅ Custom Performance & Fuel Efficiency Calibrations
✅ DEF / EGR / Aftertreatment Solutions
✅ Dealer-Level Diagnostic Software Packages
✅ Davie 4 Setup & Assistance
✅ Programming & Parameter Adjustments
✅ Fault Code Diagnostics & Resets
✅ Preloaded Diagnostic Laptops
✅ Remote Installation & Technical Support
✅ Tools and software solutions for shops and mechanics

Whether you run semi trucks, pickups, heavy equipment, or a repair shop, we help you get the proper tools and tuning setup to diagnose, program, and optimize your equipment.

📩 Need pricing or more information?
Send us a direct message and we’ll get you taken care of.

Built Power • Real Performance • Shop-Ready Solutions 🚛

Address

Saint Augustine, FL

Telephone

+16892340088

Website

,

Alerts

Be the first to know and let us send you an email when Supreme diesel performance & injection posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Contact The Business

Send a message to Supreme diesel performance & injection:

Shortcuts

Share

Category