Supreme Diesel
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Supreme Diesel is dedicated to keeping you going. Our dedicated and experienced technicians specialize in diesel OEM & performance products, installations, repair, and parts for all light duty diesel vehicles. We believe in what we do! We put these products to the test. We offer:
Performance products
OEM & aftermarket parts
Injector Testing
Diagnostics
Service, installations and repairs
Com
06/16/2026
Northern Alberta summers can be unforgiving.
A properly functioning A/C system is essential for cab comfort during those long hauls.
We provide full diagnostics to find leaks and recharge your system to factory specs.
Schedule your A/C performance check today: https://supremediesel.ca/contact/
05/28/2026
Build your dream rig!
May is the perfect time for those performance upgrades you have been planning.
From exhaust systems to lift pumps, to everything under the hood, let Supreme Diesel make your truck perform the way it was meant to.
Contact us to plan your build: https://supremediesel.ca/contact/
Click here to claim your Sponsored Listing.
Category
Telephone
Website
Address
Grande Prairie, AB
T0H3C0
Opening Hours
| Monday | 8am - 5pm |
| Tuesday | 8am - 5pm |
| Wednesday | 8am - 5pm |
| Thursday | 8am - 5pm |
| Friday | 8am - 5pm |
